From 17a591c026ea6cfc730f8d12c818bdfb89d75840 Mon Sep 17 00:00:00 2001
From: LeviLiu <liuwenyu1937@outlook.com>
Date: Wed, 11 Feb 2026 15:00:13 +0800
Subject: [PATCH 1/5] feat: refactor chat with ai-sdk and langchain tools

---
 apps/web/package.json                         |   2 +
 .../[locale]/(dashboard)/chat/ChatView.tsx    | 285 ++++----
 .../(default-layout)/comparison/page.tsx      |   4 +-
 .../real-world-use-cases/page.tsx             |   4 +-
 .../(default-layout)/showcase/page.tsx        |   4 +-
 .../app/[locale]/(mdx-layout)/blog/page.tsx   |   2 +-
 apps/web/src/app/layout.tsx                   |   2 +-
 apps/web/src/appConfig.ts                     |   2 +-
 apps/web/src/components/atoms/button.tsx      |   4 +-
 .../components/atoms/suggestion-prompt.tsx    |  29 +-
 .../Flow/components/DecisionNode.tsx          |   2 +-
 .../components/molecules/chat/chat-input.tsx  |  33 +-
 .../molecules/chat/chat-message.tsx           | 158 +----
 .../molecules/chat/markdown-content.tsx       |  26 +-
 .../molecules/landing/gradient-blob.tsx       |  11 +-
 .../organisms/Chat/ChatContainer.tsx          | 262 +++++--
 apps/web/src/lang/de.json                     |  27 +-
 apps/web/src/lang/en.json                     |  27 +-
 apps/web/src/lang/ja.json                     |  27 +-
 apps/web/src/lang/ko.json                     |  27 +-
 apps/web/src/lang/ru.json                     |  27 +-
 apps/web/src/lang/tw.json                     |  27 +-
 apps/web/src/lang/zh.json                     |  67 +-
 apps/web/src/lang/zh.lock.json                |  22 +-
 apps/web/src/service/agent.ts                 | 209 +-----
 apps/web/src/styles/custom-variant.css        |   6 +-
 apps/web/src/styles/globals.css               | 158 ++---
 apps/web/src/styles/mdx-prose.css             | 180 +++--
 pnpm-lock.yaml                                | 655 ++++++++++++------
 prisma/schema.prisma                          |  87 +--
 services/agent-service/.env.example           |   6 +
 services/agent-service/README.md              |  40 +-
 services/agent-service/package.json           |  12 +-
 services/agent-service/src/config/index.ts    |  14 +-
 services/agent-service/src/config/logger.ts   |   6 +-
 services/agent-service/src/index.ts           |   8 +-
 services/agent-service/src/routes/agents.ts   |  96 +--
 services/agent-service/src/routes/chat.ts     | 619 ++++++++++++-----
 services/agent-service/src/routes/tools.ts    | 167 -----
 .../agent-service/src/services/chatService.ts | 348 ----------
 services/agent-service/src/services/db.ts     | 223 +-----
 .../src/services/toolExecutor.ts              | 328 ---------
 .../agent-service/src/services/toolService.ts | 346 ---------
 services/agent-service/src/types/index.ts     | 213 +-----
 .../agent-service/src/utils/serializer.ts     |  15 -
 45 files changed, 1804 insertions(+), 3013 deletions(-)
 delete mode 100644 services/agent-service/src/routes/tools.ts
 delete mode 100644 services/agent-service/src/services/chatService.ts
 delete mode 100644 services/agent-service/src/services/toolExecutor.ts
 delete mode 100644 services/agent-service/src/services/toolService.ts

diff --git a/apps/web/package.json b/apps/web/package.json
index 2235922..73ef9c5 100644
--- a/apps/web/package.json
+++ b/apps/web/package.json
@@ -57,6 +57,8 @@
     "@studio-freight/lenis": "^1.0.42",
     "@tailwindcss/typography": "^0.5.19",
     "@xyflow/react": "^12.8.1",
+    "@ai-sdk/react": "3.0.41",
+    "ai": "6.0.78",
     "better-auth": "^1.4.16",
     "class-variance-authority": "^0.7.1",
     "clsx": "^2.1.1",
diff --git a/apps/web/src/app/[locale]/(dashboard)/chat/ChatView.tsx b/apps/web/src/app/[locale]/(dashboard)/chat/ChatView.tsx
index 0450402..b67c0ea 100644
--- a/apps/web/src/app/[locale]/(dashboard)/chat/ChatView.tsx
+++ b/apps/web/src/app/[locale]/(dashboard)/chat/ChatView.tsx
@@ -1,14 +1,28 @@
 'use client'
 
 import { useState, useRef, useEffect, useMemo } from 'react'
-import { Wrench } from 'lucide-react'
-import { agentService, type Agent, type ToolCall } from '@/service/agent'
+import { useChat } from '@ai-sdk/react'
+import { DefaultChatTransport } from 'ai'
 import { useTranslations } from 'next-intl'
 import { ChatContainer, type Message } from '@/components/organisms'
-import { ChatInputAction } from '@/components/molecules'
 import type { SuggestionPrompt } from '@/components/atoms'
-import { type StreamChunk } from '@/service/agent'
 import { authClient } from '@/lib/auth-client'
+import { API_BASE_URL } from '@/service/request'
+
+const isTextPart = (part: unknown): part is { type: 'text'; text: string } => {
+  return (
+    !!part &&
+    typeof part === 'object' &&
+    (part as { type?: string }).type === 'text' &&
+    typeof (part as { text?: unknown }).text === 'string'
+  )
+}
+
+const isRenderableMessage = <T extends { role: string }>(
+  message: T
+): message is T & { role: 'user' | 'assistant' } => {
+  return message.role === 'user' || message.role === 'assistant'
+}
 
 export function ChatView() {
   const t = useTranslations('Chat')
@@ -27,89 +41,128 @@ export function ChatView() {
       .join('')
       .toUpperCase()
   }, [session?.user?.name])
-  const [messages, setMessages] = useState<Message[]>([])
-  const [input, setInput] = useState('')
-  const [isLoading, setIsLoading] = useState(false)
-  const [copiedId, setCopiedId] = useState<string | null>(null)
-  const [selectedAgent, setSelectedAgent] = useState<Agent | null>(null)
-  const [lastUserMessage, setLastUserMessage] = useState<string>('')
+
   const scrollRef = useRef<HTMLDivElement>(null)
   const textareaRef = useRef<HTMLTextAreaElement>(null)
-  const [enableTools, setEnableTools] = useState(true) // 工具调用开关
+  const [copiedId, setCopiedId] = useState<string | null>(null)
+  const [input, setInput] = useState('')
+
+  const { messages, status, setMessages, sendMessage, regenerate } = useChat({
+    transport: new DefaultChatTransport({
+      api: `${API_BASE_URL}/api/agent`,
+      credentials: 'include',
+    }),
+  })
 
   const suggestionPrompts = useMemo(
     (): SuggestionPrompt[] => [
       {
-        icon: '🚀',
-        label: t('suggestions.newProject.label'),
-        prompt: t('suggestions.newProject.prompt'),
+        icon: '🍽️',
+        label: t('suggestions.whatToEat.label'),
+        prompt: t('suggestions.whatToEat.prompt'),
       },
       {
-        icon: '🐛',
-        label: t('suggestions.debugCode.label'),
-        prompt: t('suggestions.debugCode.prompt'),
+        icon: '🧳',
+        label: t('suggestions.tripList.label'),
+        prompt: t('suggestions.tripList.prompt'),
       },
       {
-        icon: '📝',
-        label: t('suggestions.writeDocs.label'),
-        prompt: t('suggestions.writeDocs.prompt'),
+        icon: '💬',
+        label: t('suggestions.quickReply.label'),
+        prompt: t('suggestions.quickReply.prompt'),
       },
       {
-        icon: '💡',
-        label: t('suggestions.creativeIdeas.label'),
-        prompt: t('suggestions.creativeIdeas.prompt'),
+        icon: '🧾',
+        label: t('suggestions.quickSummary.label'),
+        prompt: t('suggestions.quickSummary.prompt'),
+      },
+      {
+        icon: '🧠',
+        label: t('suggestions.makeDecision.label'),
+        prompt: t('suggestions.makeDecision.prompt'),
+      },
+      {
+        icon: '🧘',
+        label: t('suggestions.focusPlan.label'),
+        prompt: t('suggestions.focusPlan.prompt'),
+      },
+      {
+        icon: '🛒',
+        label: t('suggestions.groceryList.label'),
+        prompt: t('suggestions.groceryList.prompt'),
+      },
+      {
+        icon: '🏃',
+        label: t('suggestions.workoutPlan.label'),
+        prompt: t('suggestions.workoutPlan.prompt'),
+      },
+      {
+        icon: '💤',
+        label: t('suggestions.sleepTip.label'),
+        prompt: t('suggestions.sleepTip.prompt'),
+      },
+      {
+        icon: '📖',
+        label: t('suggestions.learnQuick.label'),
+        prompt: t('suggestions.learnQuick.prompt'),
+      },
+      {
+        icon: '💰',
+        label: t('suggestions.saveMoney.label'),
+        prompt: t('suggestions.saveMoney.prompt'),
+      },
+      {
+        icon: '🧽',
+        label: t('suggestions.homeChores.label'),
+        prompt: t('suggestions.homeChores.prompt'),
       },
     ],
     [t]
   )
 
+  const isLoading = status === 'submitted' || status === 'streaming'
+
+  const uiMessages = useMemo((): Message[] => {
+    return messages.filter(isRenderableMessage).map(message => {
+      const textParts = Array.isArray(message.parts)
+        ? message.parts.filter(isTextPart).map(part => part.text)
+        : []
+      return {
+        id: message.id,
+        role: message.role,
+        content: textParts.join(''),
+      }
+    })
+  }, [messages])
+
+  const displayMessages = useMemo(() => {
+    if (!isLoading) return uiMessages
+    const last = uiMessages[uiMessages.length - 1]
+    if (last && last.role === 'assistant') return uiMessages
+    return [
+      ...uiMessages,
+      {
+        id: 'pending-assistant',
+        role: 'assistant' as const,
+        content: '',
+      },
+    ]
+  }, [uiMessages, isLoading])
+
+  const lastUserMessage = useMemo(() => {
+    for (let i = displayMessages.length - 1; i >= 0; i -= 1) {
+      if (displayMessages[i]?.role === 'user') {
+        return displayMessages[i]?.content || ''
+      }
+    }
+    return ''
+  }, [displayMessages])
+
   useEffect(() => {
     if (scrollRef.current) {
       scrollRef.current.scrollTop = scrollRef.current.scrollHeight
     }
-  }, [messages])
-
-  // 处理工具调用事件
-  const handleToolCallEvent = (
-    assistantMessage: Message,
-    chunk: StreamChunk,
-    setMessages: React.Dispatch<React.SetStateAction<Message[]>>
-  ) => {
-    if (!chunk.toolCall) return
-
-    setMessages(prev => {
-      return prev.map(m => {
-        if (m.id !== assistantMessage.id) return m
-
-        // 判断工具调用应该放在前面还是后面
-        // 如果消息内容已经存在，说明工具调用是在内容之后产生的
-        const hasContent = m.content.length > 0
-        const targetKey = hasContent ? 'toolCallsAfter' : 'toolCallsBefore'
-
-        // 获取或初始化工具调用列表
-        const currentToolCalls = m[targetKey] || []
-        const existingToolCallIndex = currentToolCalls.findIndex(
-          tc => tc.id === chunk.toolCall!.id
-        )
-
-        let updatedToolCalls: ToolCall[]
-
-        if (existingToolCallIndex >= 0) {
-          // 更新现有工具调用
-          updatedToolCalls = [...currentToolCalls]
-          updatedToolCalls[existingToolCallIndex] = {
-            ...updatedToolCalls[existingToolCallIndex],
-            ...chunk.toolCall,
-          }
-        } else {
-          // 添加新工具调用
-          updatedToolCalls = [...currentToolCalls, chunk.toolCall!]
-        }
-
-        return { ...m, [targetKey]: updatedToolCalls }
-      })
-    })
-  }
+  }, [displayMessages])
 
   const handleSend = async (messageContent?: string) => {
     const shouldUseMessageContent =
@@ -119,82 +172,17 @@ export function ChatView() {
       .trim()
     if (!contentToSend || isLoading) return
 
-    const userMessage: Message = {
-      id: Date.now().toString(),
-      role: 'user',
-      content: contentToSend,
-      timestamp: new Date(),
-    }
-
-    setMessages(prev => [...prev, userMessage])
-    setLastUserMessage(contentToSend)
-    if (!shouldUseMessageContent) setInput('')
-    setIsLoading(true)
-
-    const assistantMessage: Message = {
-      id: (Date.now() + 1).toString(),
-      role: 'assistant',
-      content: '',
-      timestamp: new Date(),
-      toolCallsBefore: [],
-      toolCallsAfter: [],
-    }
-
-    setMessages(prev => [...prev, assistantMessage])
-
-    try {
-      await agentService.chatStream(
-        contentToSend,
-        chunk => {
-          // 处理工具调用事件
-          if (chunk.type?.startsWith('tool_call')) {
-            handleToolCallEvent(assistantMessage, chunk, setMessages)
-          }
+    setInput('')
 
-          if (chunk.done) {
-            setIsLoading(false)
-            textareaRef.current?.focus()
-            return
-          }
-          if (chunk.content) {
-            setMessages(prev =>
-              prev.map(m =>
-                m.id === assistantMessage.id
-                  ? { ...m, content: m.content + chunk.content }
-                  : m
-              )
-            )
-          }
-        },
-        error => {
-          console.error('Chat error:', error)
-          setIsLoading(false)
-          setMessages(prev =>
-            prev.map(m =>
-              m.id === assistantMessage.id && !m.content
-                ? { ...m, content: t('error.message') }
-                : m
-            )
-          )
-        },
-        { agentId: selectedAgent?.id, enableTools }
-      )
-    } catch (error) {
-      console.error('Chat error:', error)
-      setIsLoading(false)
-      setMessages(prev =>
-        prev.map(m =>
-          m.id === assistantMessage.id && !m.content
-            ? { ...m, content: t('error.message') }
-            : m
-        )
-      )
-    }
+    await sendMessage({
+      text: contentToSend,
+    })
+    textareaRef.current?.focus()
   }
 
   const handleRetry = () => {
     if (!lastUserMessage || isLoading) return
-    handleSend(lastUserMessage)
+    regenerate()
   }
 
   const handleCopy = (content: string, id: string) => {
@@ -207,26 +195,14 @@ export function ChatView() {
     setMessages([])
   }
 
-  // 输入框操作区域 - 工具调用开关
-  const inputActions = (
-    <ChatInputAction
-      icon={<Wrench className='size-3.5' />}
-      label={t('actions.tools') || '工具调用'}
-      checked={enableTools}
-      onToggle={() => setEnableTools(!enableTools)}
-      variant='toggle'
-      size='sm'
-    />
-  )
-
   return (
     <ChatContainer
-      messages={messages}
+      messages={displayMessages}
       input={input}
       isLoading={isLoading}
       copiedId={copiedId}
-      selectedAgentId={selectedAgent?.id || null}
       suggestionPrompts={suggestionPrompts}
+      lastUserMessage={lastUserMessage}
       scrollRef={scrollRef}
       textareaRef={textareaRef}
       onInputChange={setInput}
@@ -234,10 +210,8 @@ export function ChatView() {
       onRetry={handleRetry}
       onCopy={handleCopy}
       onClear={handleClear}
-      onAgentChange={setSelectedAgent}
-      title={t('title')}
-      subtitle={t('subtitle')}
       clearConversationLabel={t('clearConversation')}
+      refreshSuggestionsLabel={t('actions.refresh')}
       inputPlaceholder={t('input.placeholder')}
       sendAriaLabel={t('input.sendAriaLabel')}
       disclaimer={t('disclaimer')}
@@ -246,9 +220,6 @@ export function ChatView() {
       copyLabel={t('actions.copy')}
       copiedLabel={t('actions.copied')}
       retryLabel={t('actions.retry')}
-      errorMessage={t('error.message')}
-      lastUserMessage={lastUserMessage}
-      inputActions={inputActions}
       userAvatarUrl={userAvatarUrl}
       userInitials={userInitials}
     />
diff --git a/apps/web/src/app/[locale]/(default-layout)/comparison/page.tsx b/apps/web/src/app/[locale]/(default-layout)/comparison/page.tsx
index a01cc82..558adf5 100644
--- a/apps/web/src/app/[locale]/(default-layout)/comparison/page.tsx
+++ b/apps/web/src/app/[locale]/(default-layout)/comparison/page.tsx
@@ -52,7 +52,7 @@ export default function ComparisonPage() {
     switch (value) {
       case 'yes':
         return (
-          <Check className='h-5 w-5 text-green-500' aria-label={labelText} />
+          <Check className='h-5 w-5 text-[#4285F4]' aria-label={labelText} />
         )
       case 'partial':
         return (
@@ -266,7 +266,7 @@ export default function ComparisonPage() {
         {/* Legend */}
         <div className='mt-6 flex flex-wrap items-center justify-center gap-6 text-sm text-muted-foreground'>
           <div className='flex items-center gap-2'>
-            <Check className='h-4 w-4 text-green-500' />
+            <Check className='h-4 w-4 text-[#4285F4]' />
             <span>{t('legend.yes')}</span>
           </div>
           <div className='flex items-center gap-2'>
diff --git a/apps/web/src/app/[locale]/(default-layout)/real-world-use-cases/page.tsx b/apps/web/src/app/[locale]/(default-layout)/real-world-use-cases/page.tsx
index 8a07d15..eaa0654 100644
--- a/apps/web/src/app/[locale]/(default-layout)/real-world-use-cases/page.tsx
+++ b/apps/web/src/app/[locale]/(default-layout)/real-world-use-cases/page.tsx
@@ -301,7 +301,7 @@ export default function UseCasesPage() {
                             {t(`difficulty.${useCase.difficulty}`)}
                           </span>
                           <span className='flex items-center gap-1 text-xs text-muted-foreground'>
-                            <TrendingDown className='h-3 w-3 text-green-500' />
+                            <TrendingDown className='h-3 w-3 text-[#34A853]' />
                             {useCase.timeSaved}
                           </span>
                           {useCase.tags.slice(0, 3).map(tag => (
@@ -329,7 +329,7 @@ export default function UseCasesPage() {
                         {/* Benefits */}
                         <div>
                           <h4 className='font-semibold text-foreground mb-3 flex items-center gap-2'>
-                            <CheckCircle2 className='h-4 w-4 text-green-500' />
+                            <CheckCircle2 className='h-4 w-4 text-[#34A853]' />
                             {t('details.benefits')}
                           </h4>
                           <ul className='space-y-2'>
diff --git a/apps/web/src/app/[locale]/(default-layout)/showcase/page.tsx b/apps/web/src/app/[locale]/(default-layout)/showcase/page.tsx
index f60a875..f1b6a6f 100644
--- a/apps/web/src/app/[locale]/(default-layout)/showcase/page.tsx
+++ b/apps/web/src/app/[locale]/(default-layout)/showcase/page.tsx
@@ -319,7 +319,7 @@ export default function ShowcasePage() {
               {/* Solutions */}
               <div>
                 <h4 className='font-semibold text-foreground mb-4 flex items-center gap-2'>
-                  <Check className='h-5 w-5 text-green-500' />
+                  <Check className='h-5 w-5 text-[#4285F4]' />
                   {t('detail.solutions')}
                 </h4>
                 <ul className='space-y-2'>
@@ -328,7 +328,7 @@ export default function ShowcasePage() {
                       key={i}
                       className='flex items-start gap-3 text-muted-foreground'
                     >
-                      <Check className='h-5 w-5 text-green-500 shrink-0 mt-0.5' />
+                      <Check className='h-5 w-5 text-[#4285F4] shrink-0 mt-0.5' />
                       {solution}
                     </li>
                   ))}
diff --git a/apps/web/src/app/[locale]/(mdx-layout)/blog/page.tsx b/apps/web/src/app/[locale]/(mdx-layout)/blog/page.tsx
index 0f4d8ab..b024c1b 100644
--- a/apps/web/src/app/[locale]/(mdx-layout)/blog/page.tsx
+++ b/apps/web/src/app/[locale]/(mdx-layout)/blog/page.tsx
@@ -49,7 +49,7 @@ export default async function BlogPage() {
         style={{
           margin: '3rem 0',
           border: 'none',
-          borderTop: '1px solid #e2e8f0',
+          borderTop: '1px solid hsl(var(--border))',
         }}
       />
 
diff --git a/apps/web/src/app/layout.tsx b/apps/web/src/app/layout.tsx
index a991c9f..0a71c63 100644
--- a/apps/web/src/app/layout.tsx
+++ b/apps/web/src/app/layout.tsx
@@ -88,7 +88,7 @@ export default async function RootLayout({ children }: Iprops) {
       <body
         className={`${geistSans.variable} ${geistMono.variable} ${inter.variable} ${playfairDisplay.variable} ${jetbrainsMono.variable} ${poppins.variable} antialiased`}
       >
-        <NextTopLoader color={appConfig.subjectColor} showSpinner={false} />
+        <NextTopLoader color='hsl(var(--foreground))' showSpinner={false} />
         <ThemeProvider
           attribute='class'
           defaultTheme='system'
diff --git a/apps/web/src/appConfig.ts b/apps/web/src/appConfig.ts
index a3d3279..3634b04 100644
--- a/apps/web/src/appConfig.ts
+++ b/apps/web/src/appConfig.ts
@@ -3,7 +3,7 @@ const appConfig = {
   baseDomain: process.env.NEXT_PUBLIC_DOMAIN || 'http://localhost:8800',
   locales: ['en', 'zh', 'tw', 'ko', 'ja', 'de', 'ru'],
   defaultLocale: 'en',
-  subjectColor: '#22c55e', // 翡翠绿主题色 (hsl 160 65% 45%)
+  subjectColor: '#4285F4', // Deep compute blue
 }
 
 export default appConfig
diff --git a/apps/web/src/components/atoms/button.tsx b/apps/web/src/components/atoms/button.tsx
index 5ff9be2..a05b6d3 100644
--- a/apps/web/src/components/atoms/button.tsx
+++ b/apps/web/src/components/atoms/button.tsx
@@ -27,7 +27,7 @@ const buttonVariants = cva(
         'smart-text-3':
           'text-transparent bg-clip-text bg-gradient-to-r from-orange-500 via-yellow-500 to-red-500 hover:bg-gradient-to-r hover:from-orange-400 hover:via-yellow-400 hover:to-red-400',
         'smart-text-4':
-          'text-transparent bg-clip-text bg-gradient-to-r from-green-500 via-lime-500 to-emerald-500 hover:bg-gradient-to-r hover:from-green-400 hover:via-lime-400 hover:to-emerald-400',
+          'text-transparent bg-clip-text bg-gradient-to-r from-[#4285F4] via-[#9B51E0] to-[#34A853] hover:bg-gradient-to-r hover:from-[#5A95F6] hover:via-[#B06AF0] hover:to-[#4CC167]',
         'smart-fill-1':
           'text-white bg-gradient-to-tr from-purple-500 via-pink-500 to-sky-500 hover:bg-gradient-to-tr hover:from-purple-400 hover:via-pink-400 hover:to-sky-400 smart-fill-btn-hover',
         'smart-fill-2':
@@ -35,7 +35,7 @@ const buttonVariants = cva(
         'smart-fill-3':
           'text-white bg-gradient-to-tr from-orange-500 via-yellow-500 to-red-500 hover:bg-gradient-to-tr hover:from-orange-400 hover:via-yellow-400 hover:to-red-400 smart-fill-btn-hover',
         'smart-fill-4':
-          'text-white bg-gradient-to-tr from-green-500 via-lime-500 to-emerald-500 hover:bg-gradient-to-tr hover:from-green-400 hover:via-lime-400 hover:to-emerald-400 smart-fill-btn-hover',
+          'text-white bg-gradient-to-tr from-[#4285F4] via-[#9B51E0] to-[#34A853] hover:bg-gradient-to-tr hover:from-[#5A95F6] hover:via-[#B06AF0] hover:to-[#4CC167] smart-fill-btn-hover',
       },
       size: {
         default: 'h-9 px-4 py-2 has-[>svg]:px-3',
diff --git a/apps/web/src/components/atoms/suggestion-prompt.tsx b/apps/web/src/components/atoms/suggestion-prompt.tsx
index 17c180e..e9af7ca 100644
--- a/apps/web/src/components/atoms/suggestion-prompt.tsx
+++ b/apps/web/src/components/atoms/suggestion-prompt.tsx
@@ -9,25 +9,40 @@ export interface SuggestionPrompt {
 interface SuggestionPromptButtonProps {
   suggestion: SuggestionPrompt
   onClick: (prompt: string) => void
+  className?: string
+  style?: React.CSSProperties
+  onMouseEnter?: () => void
+  onMouseLeave?: () => void
 }
 
 export function SuggestionPromptButton({
   suggestion,
   onClick,
+  className,
+  style,
+  onMouseEnter,
+  onMouseLeave,
 }: SuggestionPromptButtonProps) {
   return (
     <button
       onClick={() => onClick(suggestion.prompt)}
+      onMouseEnter={onMouseEnter}
+      onMouseLeave={onMouseLeave}
+      style={style}
       className={cn(
-        'group flex flex-col items-center rounded-xl border p-4 text-center',
-        'transition-all hover:border-primary/50 hover:bg-primary/5',
-        'active:scale-95'
+        'group relative flex min-h-[170px] w-[260px] flex-col justify-between rounded-2xl bg-card/90 p-5 text-left shadow-sm backdrop-blur',
+        'transition-all duration-200 hover:-translate-y-1 hover:shadow-md',
+        'active:scale-[0.98]',
+        className
       )}
     >
-      <span className='mb-2 text-2xl group-hover:scale-110 transition-transform'>
-        {suggestion.icon}
-      </span>
-      <span className='text-sm font-medium'>{suggestion.label}</span>
+      <div className='flex items-center gap-2 text-xs text-muted-foreground'>
+        <span className='text-lg'>{suggestion.icon}</span>
+        <span className='font-medium'>{suggestion.label}</span>
+      </div>
+      <p className='mt-4 text-sm leading-relaxed text-foreground/90 line-clamp-3'>
+        {suggestion.prompt}
+      </p>
     </button>
   )
 }
diff --git a/apps/web/src/components/molecules/Flow/components/DecisionNode.tsx b/apps/web/src/components/molecules/Flow/components/DecisionNode.tsx
index 1f476c6..59ff06b 100644
--- a/apps/web/src/components/molecules/Flow/components/DecisionNode.tsx
+++ b/apps/web/src/components/molecules/Flow/components/DecisionNode.tsx
@@ -11,7 +11,7 @@ const handles: HandleConfig[] = [
 
 const DecisionNode: React.FC<NodeProps> = ({ data }) => (
   <BaseNode
-    icon={<Split className='text-green-500 w-8 h-8' />}
+    icon={<Split className='text-[#4285F4] w-8 h-8' />}
     label={typeof data?.label === 'string' ? data.label : ''}
     desc={typeof data?.desc === 'string' ? data.desc : ''}
     shape='diamond'
diff --git a/apps/web/src/components/molecules/chat/chat-input.tsx b/apps/web/src/components/molecules/chat/chat-input.tsx
index 16d7c88..1ab90b2 100644
--- a/apps/web/src/components/molecules/chat/chat-input.tsx
+++ b/apps/web/src/components/molecules/chat/chat-input.tsx
@@ -34,9 +34,11 @@ export const ChatInput = forwardRef<HTMLTextAreaElement, ChatInputProps>(
     ref
   ) => {
     const [isFocused, setIsFocused] = useState(false)
+    const [isComposing, setIsComposing] = useState(false)
 
     const handleKeyDown = (e: React.KeyboardEvent<HTMLTextAreaElement>) => {
-      if (e.key === 'Enter' && !e.shiftKey) {
+      // 防止在输入法选词时按回车直接提交
+      if (e.key === 'Enter' && !e.shiftKey && !isComposing) {
         e.preventDefault()
         if (canSend && !sendDisabled) {
           onSend()
@@ -44,6 +46,25 @@ export const ChatInput = forwardRef<HTMLTextAreaElement, ChatInputProps>(
       }
     }
 
+    const handleCompositionStart = () => {
+      setIsComposing(true)
+    }
+
+    const handleCompositionEnd = (
+      e: React.CompositionEvent<HTMLTextAreaElement>
+    ) => {
+      setIsComposing(false)
+      // 输入法结束后，如果用户按了回车确认选词，手动触发提交
+      if (e.data && canSend && !sendDisabled) {
+        // 使用 nextTick 确保 isComposing 状态已更新
+        setTimeout(() => {
+          if (!isComposing) {
+            onSend()
+          }
+        }, 0)
+      }
+    }
+
     const handleFocus = () => {
       setIsFocused(true)
     }
@@ -55,8 +76,8 @@ export const ChatInput = forwardRef<HTMLTextAreaElement, ChatInputProps>(
     return (
       <div
         className={cn(
-          'flex flex-col gap-2 rounded-2xl border bg-background p-2 shadow-sm transition-shadow',
-          isFocused ? 'border-primary/50 shadow-2xl' : 'ring-0'
+          'flex flex-col gap-2 rounded-2xl border bg-background/95 p-2 shadow-sm transition-shadow',
+          isFocused ? 'border-ring/60 shadow-xl' : 'ring-0'
         )}
       >
         {/* 输入区域 */}
@@ -65,10 +86,12 @@ export const ChatInput = forwardRef<HTMLTextAreaElement, ChatInputProps>(
             ref={ref}
             value={value}
             onKeyDown={handleKeyDown}
+            onCompositionStart={handleCompositionStart}
+            onCompositionEnd={handleCompositionEnd}
             onFocus={handleFocus}
             onBlur={handleBlur}
             className={cn(
-              'max-h-32 min-h-11 w-full resize-none border-none bg-transparent px-3 py-2.5 text-sm outline-none',
+              'max-h-40 min-h-11 w-full resize-none border-none bg-transparent px-3 py-2.5 text-sm outline-none placeholder:text-muted-foreground/70',
               className
             )}
             rows={1}
@@ -78,7 +101,7 @@ export const ChatInput = forwardRef<HTMLTextAreaElement, ChatInputProps>(
             onClick={onSend}
             disabled={!canSend || sendDisabled}
             size='icon'
-            className='size-10 shrink-0 rounded-xl'
+            className='size-10 shrink-0 rounded-xl shadow-sm'
             aria-label={sendAriaLabel}
           >
             <Send className='size-4' />
diff --git a/apps/web/src/components/molecules/chat/chat-message.tsx b/apps/web/src/components/molecules/chat/chat-message.tsx
index b933665..9fa4cc0 100644
--- a/apps/web/src/components/molecules/chat/chat-message.tsx
+++ b/apps/web/src/components/molecules/chat/chat-message.tsx
@@ -1,20 +1,9 @@
 'use client'
 
-import { useState } from 'react'
 import { Button, Card, TypingIndicator, ChatAvatar } from '@/components/atoms'
 import { MarkdownContent } from './markdown-content'
-import {
-  Copy,
-  Check,
-  RotateCcw,
-  ChevronDown,
-  ChevronUp,
-  Settings,
-  Loader2,
-  AlertCircle,
-} from 'lucide-react'
+import { Copy, Check, RotateCcw } from 'lucide-react'
 import { cn } from '@/lib/utils'
-import type { ToolCall } from '@/service/agent'
 
 export interface ChatMessageProps {
   id: string
@@ -27,77 +16,11 @@ export interface ChatMessageProps {
   isLoading?: boolean
   onRetry?: () => void
   retryLabel?: string
-  // 工具调用 - 分为内容前和内容后
-  toolCallsBefore?: ToolCall[]
-  toolCallsAfter?: ToolCall[]
   // 用户头像相关
   userAvatarUrl?: string | null
   userInitials?: string | null
 }
 
-// 工具调用状态组件（在气泡内部）
-function ToolCallItem({ toolCall }: { toolCall: ToolCall }) {
-  const [isExpanded, setIsExpanded] = useState(false)
-
-  const getStatusIcon = () => {
-    switch (toolCall.status) {
-      case 'pending':
-      case 'running':
-        return (
-          <Loader2 className='size-3.5 animate-spin text-muted-foreground' />
-        )
-      case 'success':
-        return <Check className='size-3.5 text-green-600 dark:text-green-400' />
-      case 'error':
-        return (
-          <AlertCircle className='size-3.5 text-red-600 dark:text-red-400' />
-        )
-    }
-  }
-
-  return (
-    <div className='text-sm'>
-      <div
-        className='flex items-center justify-between cursor-pointer gap-2 py-1'
-        onClick={() => setIsExpanded(!isExpanded)}
-      >
-        <div className='flex items-center gap-2'>
-          <Settings className='size-3.5 text-muted-foreground' />
-          <span className='text-muted-foreground'>{toolCall.displayName}</span>
-        </div>
-        <div className='flex items-center gap-1.5'>
-          {getStatusIcon()}
-          {(toolCall.output !== undefined || toolCall.error) &&
-            (isExpanded ? (
-              <ChevronUp className='size-3.5 text-muted-foreground' />
-            ) : (
-              <ChevronDown className='size-3.5 text-muted-foreground' />
-            ))}
-        </div>
-      </div>
-
-      {isExpanded && (toolCall.output !== undefined || toolCall.error) && (
-        <div className='mt-2 pl-5'>
-          {toolCall.output !== undefined && (
-            <div>
-              <pre className='text-xs bg-muted/50 rounded p-2 overflow-x-auto max-h-32 overflow-y-auto'>
-                {typeof toolCall.output === 'string'
-                  ? toolCall.output
-                  : JSON.stringify(toolCall.output, null, 2)}
-              </pre>
-            </div>
-          )}
-          {toolCall.error && (
-            <div className='text-xs text-red-600 dark:text-red-400 rounded p-2'>
-              {toolCall.error}
-            </div>
-          )}
-        </div>
-      )}
-    </div>
-  )
-}
-
 export function ChatMessage({
   id,
   role,
@@ -109,22 +32,12 @@ export function ChatMessage({
   isLoading = false,
   onRetry,
   retryLabel = 'Retry',
-  toolCallsBefore = [],
-  toolCallsAfter = [],
   userAvatarUrl,
   userInitials,
 }: ChatMessageProps) {
+  const safeContent = content ?? ''
   const isAssistant = role === 'assistant'
-  const hasContent = content.length > 0
-  const hasToolCallsBefore = toolCallsBefore && toolCallsBefore.length > 0
-  const hasToolCallsAfter = toolCallsAfter && toolCallsAfter.length > 0
-  const hasAnyToolCalls = hasToolCallsBefore || hasToolCallsAfter
-
-  // 渲染工具调用列表
-  const renderToolCalls = (toolCalls: ToolCall[]) =>
-    toolCalls.map((toolCall: ToolCall, index: number) => (
-      <ToolCallItem key={`${id}-tool-${index}`} toolCall={toolCall} />
-    ))
+  const hasContent = safeContent.length > 0
 
   return (
     <div
@@ -137,47 +50,32 @@ export function ChatMessage({
 
       <div
         className={cn(
-          'flex max-w-[85%] flex-col gap-2',
-          isAssistant ? 'items-start' : 'items-end'
+          'flex w-full max-w-[85%] flex-col gap-2',
+          isAssistant ? 'items-start pr-4' : 'items-end'
         )}
       >
-        <Card
-          className={cn(
-            'relative px-4 py-3 shadow-sm',
-            !isAssistant ? 'bg-primary text-primary-foreground' : 'bg-muted/50'
-          )}
-        >
-          <div className='space-y-3'>
-            {/* 内容前的工具调用 */}
-            {isAssistant && hasToolCallsBefore && (
-              <div className='space-y-2 pb-2 border-b border-border/50'>
-                {renderToolCalls(toolCallsBefore)}
-              </div>
-            )}
-
-            {/* 消息内容 */}
-            {isAssistant ? (
-              <div className='text-sm leading-relaxed prose prose-sm dark:prose-invert max-w-none'>
-                {hasContent ? (
-                  <MarkdownContent content={content} />
-                ) : (
-                  !hasAnyToolCalls && <TypingIndicator />
-                )}
-              </div>
-            ) : (
-              <p className='whitespace-pre-wrap break-words text-sm leading-relaxed'>
-                {hasContent ? content : <TypingIndicator />}
-              </p>
-            )}
-
-            {/* 内容后的工具调用 */}
-            {isAssistant && hasToolCallsAfter && (
-              <div className='space-y-2 pt-2 border-t border-border/50'>
-                {renderToolCalls(toolCallsAfter)}
-              </div>
-            )}
+        {isAssistant ? (
+          <div className='w-full'>
+            <div
+              key={`${id}-${hasContent ? 'content' : 'typing'}`}
+              className={cn(
+                'chat-assistant-markdown max-w-none text-sm leading-relaxed prose prose-sm dark:prose-invert'
+              )}
+            >
+              {hasContent ? (
+                <MarkdownContent content={safeContent} />
+              ) : (
+                <TypingIndicator />
+              )}
+            </div>
           </div>
-        </Card>
+        ) : (
+          <Card className='relative px-4 py-3 shadow-sm bg-primary text-primary-foreground'>
+            <p className='whitespace-pre-wrap break-words text-sm leading-relaxed'>
+              {hasContent ? safeContent : <TypingIndicator />}
+            </p>
+          </Card>
+        )}
 
         {isAssistant && (
           <div className='flex items-center gap-1'>
@@ -185,13 +83,13 @@ export function ChatMessage({
               <div className='flex items-center gap-1 text-xs text-muted-foreground'>
                 <TypingIndicator />
               </div>
-            ) : hasContent || hasAnyToolCalls ? (
+            ) : hasContent ? (
               <>
                 <Button
                   variant='ghost'
                   size='sm'
                   className='h-7 gap-1 px-2 text-xs text-muted-foreground'
-                  onClick={() => onCopy(content, id)}
+                  onClick={() => onCopy(safeContent, id)}
                 >
                   {copiedId === id ? (
                     <>
diff --git a/apps/web/src/components/molecules/chat/markdown-content.tsx b/apps/web/src/components/molecules/chat/markdown-content.tsx
index 5678c8b..df54e04 100644
--- a/apps/web/src/components/molecules/chat/markdown-content.tsx
+++ b/apps/web/src/components/molecules/chat/markdown-content.tsx
@@ -12,7 +12,6 @@ interface MarkdownContentProps {
 
 export function MarkdownContent({ content }: MarkdownContentProps) {
   const components: Components = {
-    // 代码块
     pre: ({ children, className, ...props }) => (
       <pre
         className='bg-muted rounded-lg p-4 overflow-x-auto text-sm'
@@ -21,7 +20,6 @@ export function MarkdownContent({ content }: MarkdownContentProps) {
         {children}
       </pre>
     ),
-    // 行内代码
     code: ({ className, children, ...props }) => {
       const match = /language-(\w+)/.exec(className || '')
       return match ? (
@@ -37,13 +35,11 @@ export function MarkdownContent({ content }: MarkdownContentProps) {
         </code>
       )
     },
-    // 段落
     p: ({ children, ...props }) => (
       <p className='mb-4 last:mb-0' {...props}>
         {children}
       </p>
     ),
-    // 标题
     h1: ({ children, ...props }) => (
       <h1 className='text-xl font-bold mb-4 mt-6 first:mt-0' {...props}>
         {children}
@@ -64,7 +60,6 @@ export function MarkdownContent({ content }: MarkdownContentProps) {
         {children}
       </h4>
     ),
-    // 列表
     ul: ({ children, ...props }) => (
       <ul className='list-disc list-inside mb-4 space-y-1' {...props}>
         {children}
@@ -80,7 +75,6 @@ export function MarkdownContent({ content }: MarkdownContentProps) {
         {children}
       </li>
     ),
-    // 引用
     blockquote: ({ children, ...props }) => (
       <blockquote
         className='border-l-4 border-muted-foreground/30 pl-4 italic text-muted-foreground mb-4'
@@ -89,9 +83,7 @@ export function MarkdownContent({ content }: MarkdownContentProps) {
         {children}
       </blockquote>
     ),
-    // 分隔线
     hr: props => <hr className='my-4 border-border' {...props} />,
-    // 链接
     a: ({ children, href, ...props }) => (
       <a
         className='text-primary hover:underline'
@@ -103,7 +95,6 @@ export function MarkdownContent({ content }: MarkdownContentProps) {
         {children}
       </a>
     ),
-    // 表格
     table: ({ children, ...props }) => (
       <div className='overflow-x-auto mb-4'>
         <table className='min-w-full border-collapse' {...props}>
@@ -132,7 +123,6 @@ export function MarkdownContent({ content }: MarkdownContentProps) {
         {children}
       </td>
     ),
-    // 强调
     strong: ({ children, ...props }) => (
       <strong className='font-semibold' {...props}>
         {children}
@@ -146,14 +136,12 @@ export function MarkdownContent({ content }: MarkdownContentProps) {
   }
 
   return (
-    <div>
-      <ReactMarkdown
-        remarkPlugins={[remarkGfm]}
-        rehypePlugins={[rehypeHighlight]}
-        components={components}
-      >
-        {content}
-      </ReactMarkdown>
-    </div>
+    <ReactMarkdown
+      remarkPlugins={[remarkGfm]}
+      rehypePlugins={[rehypeHighlight]}
+      components={components}
+    >
+      {content}
+    </ReactMarkdown>
   )
 }
diff --git a/apps/web/src/components/molecules/landing/gradient-blob.tsx b/apps/web/src/components/molecules/landing/gradient-blob.tsx
index 56faca1..f1e618c 100644
--- a/apps/web/src/components/molecules/landing/gradient-blob.tsx
+++ b/apps/web/src/components/molecules/landing/gradient-blob.tsx
@@ -18,9 +18,12 @@ interface GradientBlobProps {
 }
 
 const colorMap = {
-  primary: 'from-emerald-500/40 dark:from-emerald-400/30',
-  secondary: 'from-teal-400/30 dark:from-teal-500/20',
-  accent: 'from-green-600/25 dark:from-emerald-600/15',
+  primary:
+    'from-[#4285F4]/55 via-[#9B51E0]/40 to-transparent dark:from-[#4285F4]/35 dark:via-[#9B51E0]/25',
+  secondary:
+    'from-[#34A853]/45 via-[#4285F4]/35 to-transparent dark:from-[#34A853]/30 dark:via-[#4285F4]/25',
+  accent:
+    'from-[#C8B27C]/40 via-[#9B51E0]/25 to-transparent dark:from-[#C8B27C]/25 dark:via-[#9B51E0]/20',
 }
 
 const sizeMap = {
@@ -63,7 +66,7 @@ export function GradientBlob({
     <div
       ref={blobRef}
       className={cn(
-        'absolute bg-gradient-to-br to-transparent rounded-full blur-[100px] opacity-80 pointer-events-none',
+        'absolute bg-gradient-to-br rounded-full blur-[100px] opacity-80 pointer-events-none',
         colorMap[color],
         sizeMap[size],
         positionMap[position],
diff --git a/apps/web/src/components/organisms/Chat/ChatContainer.tsx b/apps/web/src/components/organisms/Chat/ChatContainer.tsx
index 64fa902..95b8fb5 100644
--- a/apps/web/src/components/organisms/Chat/ChatContainer.tsx
+++ b/apps/web/src/components/organisms/Chat/ChatContainer.tsx
@@ -1,24 +1,70 @@
 'use client'
 
-import type { RefObject } from 'react'
+import { type RefObject, useEffect, useMemo, useRef, useState } from 'react'
 import {
   Button,
   SuggestionPromptButton,
   type SuggestionPrompt,
 } from '@/components/atoms'
-import { ChatInput, ChatInputAction, ChatMessage } from '@/components/molecules'
-import { Sparkles, Bot } from 'lucide-react'
-import { AgentSelector } from './AgentSelector'
-import { Agent, type ToolCall } from '@/service/agent'
+import { ChatInput, ChatMessage } from '@/components/molecules'
+import { Bot, RefreshCw } from 'lucide-react'
+import { cn } from '@/lib/utils'
+
+const CARD_TILTS = ['-5deg', '3.5deg', '0deg', '-3deg', '5deg', '2deg'] as const
+const GRADIENT_POOL = [
+  ['#4285F4', '#FFFFFF'],
+  ['#9B51E0', '#FFFFFF'],
+  ['#34A853', '#FFFFFF'],
+  ['#C8B27C', '#FFFFFF'],
+  ['#4285F4', '#9B51E0', '#FFFFFF'],
+  ['#9B51E0', '#34A853', '#FFFFFF'],
+] as const
+
+const SUGGESTION_BATCH_SIZE = 4
+const SHUFFLE_COLLAPSE_MS = 180
+const SHUFFLE_END_MS = 520
+
+function getVisibleSuggestions<T>(items: T[], seed: number, batchSize: number) {
+  if (items.length <= batchSize) return items
+  const start = (seed * batchSize) % items.length
+  return Array.from({ length: batchSize }).map((_, index) => {
+    return items[(start + index) % items.length]
+  })
+}
+
+function getCardGradient(index: number, isDark: boolean) {
+  const colors = GRADIENT_POOL[index % GRADIENT_POOL.length]
+  const whiteStop = isDark ? '#323546' : '#FFFFFF'
+  const alphaStrong = isDark ? '3d' : '26'
+  const alphaSoft = isDark ? '2c' : '22'
+  const alphaMid = isDark ? '34' : '24'
+
+  if (colors.length === 2) {
+    return `linear-gradient(135deg, ${colors[0]}${alphaStrong} 0%, ${whiteStop} 100%)`
+  }
+
+  return `linear-gradient(135deg, ${colors[0]}${alphaSoft} 0%, ${colors[1]}${alphaMid} 45%, ${whiteStop} 100%)`
+}
+
+function getCardTransform(
+  index: number,
+  isShuffling: boolean,
+  isHovered: boolean
+) {
+  const spreadX = (index - 1.5) * 180
+  const spreadY = index % 2 === 0 ? -10 : 10
+  const tilt = CARD_TILTS[index % CARD_TILTS.length]
+  const offset = isShuffling ? { x: 0, y: 0 } : { x: spreadX, y: spreadY }
+  const rotation = isHovered ? '0deg' : tilt
+
+  return `translate(calc(-50% + ${offset.x}px), ${offset.y}px) rotate(${rotation})`
+}
 
 export interface Message {
   id: string
   role: 'user' | 'assistant'
   content: string
-  timestamp: Date
-  // 工具调用列表 - 分为内容前和内容后
-  toolCallsBefore?: ToolCall[]
-  toolCallsAfter?: ToolCall[]
+  createdAt?: Date
 }
 
 export interface ChatContainerProps {
@@ -27,7 +73,6 @@ export interface ChatContainerProps {
   input: string
   isLoading: boolean
   copiedId: string | null
-  selectedAgentId: string | null
   suggestionPrompts: SuggestionPrompt[]
   lastUserMessage: string
   // Refs
@@ -39,11 +84,9 @@ export interface ChatContainerProps {
   onRetry: () => void
   onCopy: (content: string, id: string) => void
   onClear: () => void
-  onAgentChange: (agent: Agent | null) => void
   // Text
-  title: string
-  subtitle: string
   clearConversationLabel: string
+  refreshSuggestionsLabel: string
   inputPlaceholder: string
   sendAriaLabel: string
   disclaimer: string
@@ -52,9 +95,6 @@ export interface ChatContainerProps {
   copyLabel: string
   copiedLabel: string
   retryLabel: string
-  errorMessage: string
-  // 输入框操作区域
-  inputActions?: React.ReactNode
   // 用户头像相关
   userAvatarUrl?: string | null
   userInitials?: string | null
@@ -65,7 +105,6 @@ export function ChatContainer({
   input,
   isLoading,
   copiedId,
-  selectedAgentId,
   suggestionPrompts,
   lastUserMessage,
   scrollRef,
@@ -75,10 +114,8 @@ export function ChatContainer({
   onRetry,
   onCopy,
   onClear,
-  onAgentChange,
-  title,
-  subtitle,
   clearConversationLabel,
+  refreshSuggestionsLabel,
   inputPlaceholder,
   sendAriaLabel,
   disclaimer,
@@ -87,67 +124,137 @@ export function ChatContainer({
   copyLabel,
   copiedLabel,
   retryLabel,
-  errorMessage,
-  inputActions,
   userAvatarUrl,
   userInitials,
 }: ChatContainerProps) {
+  const [suggestionSeed, setSuggestionSeed] = useState(0)
+  const [isShuffling, setIsShuffling] = useState(false)
+  const [hoveredSuggestion, setHoveredSuggestion] = useState<string | null>(
+    null
+  )
+  const shuffleTimeoutRef = useRef<number | null>(null)
+  const shuffleEndRef = useRef<number | null>(null)
+  const visibleSuggestions = useMemo(
+    () =>
+      getVisibleSuggestions(
+        suggestionPrompts,
+        suggestionSeed,
+        SUGGESTION_BATCH_SIZE
+      ),
+    [suggestionPrompts, suggestionSeed]
+  )
+  const [isDark, setIsDark] = useState(false)
+
+  useEffect(() => {
+    const update = () => {
+      setIsDark(document.documentElement.classList.contains('dark'))
+    }
+    update()
+    const observer = new MutationObserver(update)
+    observer.observe(document.documentElement, { attributes: true })
+    return () => observer.disconnect()
+  }, [])
+
+  const safeInput = input ?? ''
+
+  useEffect(() => {
+    return () => {
+      if (shuffleTimeoutRef.current) {
+        window.clearTimeout(shuffleTimeoutRef.current)
+      }
+      if (shuffleEndRef.current) {
+        window.clearTimeout(shuffleEndRef.current)
+      }
+    }
+  }, [])
+
+  const handleShuffle = () => {
+    if (isShuffling) return
+    setIsShuffling(true)
+    shuffleTimeoutRef.current = window.setTimeout(() => {
+      setSuggestionSeed(prev => prev + 1)
+    }, SHUFFLE_COLLAPSE_MS)
+    shuffleEndRef.current = window.setTimeout(() => {
+      setIsShuffling(false)
+    }, SHUFFLE_END_MS)
+  }
   return (
-    <div className='flex h-full w-full flex-col overflow-hidden bg-linear-to-br from-background via-background to-muted/20'>
-      {/* Header */}
-      <div className='shrink-0 border-b bg-background/80 backdrop-blur-lg'>
-        <div className='flex items-center justify-between px-6 py-4'>
-          <div className='flex items-center gap-3'>
-            <div className='flex size-10 items-center justify-center rounded-xl bg-primary/10'>
-              <Sparkles className='size-5 text-primary' />
-            </div>
-            <div>
-              <h1 className='font-semibold'>{title}</h1>
-              <p className='text-sm text-muted-foreground'>{subtitle}</p>
-            </div>
-          </div>
-          <div className='flex items-center gap-3'>
-            <AgentSelector
-              selectedAgentId={selectedAgentId}
-              onAgentChange={onAgentChange}
-            />
-            <Button
-              variant='ghost'
-              size='sm'
-              onClick={onClear}
-              className='text-muted-foreground'
-            >
-              {clearConversationLabel}
-            </Button>
-          </div>
-        </div>
+    <div className='relative flex h-full w-full flex-col overflow-hidden bg-background'>
+      <div className='pointer-events-none absolute inset-0'>
+        <div className='absolute -top-48 left-1/2 h-[560px] w-[820px] -translate-x-1/2 rounded-full bg-[radial-gradient(circle_at_center,rgba(66,133,244,0.1),transparent_65%)] blur-3xl' />
+        <div className='absolute top-24 right-[-12%] h-[520px] w-[620px] rounded-full bg-[radial-gradient(circle_at_center,rgba(155,81,224,0.1),transparent_65%)] blur-3xl' />
+        <div className='absolute bottom-[-10%] left-[-18%] h-[520px] w-[680px] rounded-full bg-[radial-gradient(circle_at_center,rgba(52,168,83,0.08),transparent_65%)] blur-3xl' />
       </div>
-
       {/* Messages Area */}
-      <div className='flex-1 overflow-y-auto' ref={scrollRef}>
-        <div className='mx-auto max-w-3xl px-4 py-8'>
+      <div className='flex-1 overflow-y-auto relative z-10' ref={scrollRef}>
+        <div className='mx-auto max-w-3xl px-4 py-10'>
           {messages.length === 0 ? (
-            <div className='flex min-h-full flex-col items-center justify-center'>
+            <div className='flex min-h-[70vh] flex-col items-center justify-center py-10'>
               <div className='mb-8 text-center'>
-                <div className='mb-4 inline-flex size-20 items-center justify-center rounded-2xl bg-linear-to-br from-primary/20 to-primary/5'>
-                  <Bot className='size-10 text-primary' />
+                <div className='mb-4 inline-flex size-16 items-center justify-center rounded-2xl border bg-card shadow-sm'>
+                  <Bot className='size-8 text-foreground' />
                 </div>
-                <h2 className='mb-2 text-2xl font-bold'>{emptyStateTitle}</h2>
-                <p className='text-muted-foreground'>{emptyStateDescription}</p>
+                <h2 className='mb-2 text-xl font-semibold'>
+                  {emptyStateTitle}
+                </h2>
+                <p className='text-sm text-muted-foreground'>
+                  {emptyStateDescription}
+                </p>
               </div>
 
-              <div className='grid grid-cols-2 gap-3 md:grid-cols-4'>
-                {suggestionPrompts.map(suggestion => (
-                  <SuggestionPromptButton
-                    key={suggestion.label}
-                    suggestion={suggestion}
-                    onClick={onInputChange}
-                  />
-                ))}
+              <div className='mt-6 w-[min(1200px,95vw)]'>
+                <div
+                  className={cn('relative flex justify-center', 'h-[200px]')}
+                >
+                  {visibleSuggestions.map((suggestion, index) => {
+                    const hoverKey = `${suggestion.label}-${index}`
+                    const isHovered = hoveredSuggestion === hoverKey
+                    const gradient = getCardGradient(index, isDark)
+                    const transform = getCardTransform(
+                      index,
+                      isShuffling,
+                      isHovered
+                    )
+
+                    return (
+                      <SuggestionPromptButton
+                        key={`${suggestion.label}-${suggestionSeed}`}
+                        suggestion={suggestion}
+                        onClick={onSend}
+                        onMouseEnter={() => setHoveredSuggestion(hoverKey)}
+                        onMouseLeave={() => setHoveredSuggestion(null)}
+                        className={cn(
+                          'absolute left-1/2 top-0 will-change-transform transition-all duration-300 ease-out',
+                          isShuffling
+                            ? 'scale-[0.92] opacity-70'
+                            : 'opacity-100'
+                        )}
+                        style={{
+                          transform,
+                          backgroundImage: gradient,
+                          zIndex: isHovered ? 50 : index,
+                        }}
+                      />
+                    )
+                  })}
+                </div>
+                {suggestionPrompts.length > SUGGESTION_BATCH_SIZE && (
+                  <div className='mt-6 flex justify-center'>
+                    <Button
+                      variant='ghost'
+                      size='sm'
+                      onClick={handleShuffle}
+                      className='text-[11px] text-muted-foreground hover:text-foreground'
+                    >
+                      <RefreshCw className='mr-1 size-3' />
+                      {refreshSuggestionsLabel}
+                    </Button>
+                  </div>
+                )}
               </div>
             </div>
           ) : (
-            <div className='space-y-6'>
+            <div className='space-y-8'>
               {messages.map(message => {
                 const isLastAssistantMessage =
                   message.role === 'assistant' &&
@@ -167,33 +274,40 @@ export function ChatContainer({
                     isLoading={isLastAssistantMessage && isLoading}
                     onRetry={showRetry ? onRetry : undefined}
                     retryLabel={retryLabel}
-                    toolCallsBefore={message.toolCallsBefore}
-                    toolCallsAfter={message.toolCallsAfter}
                     userAvatarUrl={userAvatarUrl}
                     userInitials={userInitials}
                   />
                 )
               })}
+              <div className='flex justify-center pt-2'>
+                <Button
+                  variant='ghost'
+                  size='sm'
+                  onClick={onClear}
+                  className='text-[11px] text-muted-foreground hover:text-foreground'
+                >
+                  {clearConversationLabel}
+                </Button>
+              </div>
             </div>
           )}
         </div>
       </div>
 
       {/* Input Area */}
-      <div className='shrink-0 border-t bg-background/80 backdrop-blur-lg'>
+      <div className='shrink-0 bg-background/80 backdrop-blur-lg shadow-[0_-1px_0_rgba(0,0,0,0.04)] relative z-10'>
         <div className='mx-auto max-w-3xl px-4 py-4'>
           <ChatInput
             ref={textareaRef}
-            value={input}
+            value={safeInput}
             onChange={e => onInputChange(e.target.value)}
             placeholder={inputPlaceholder}
             onSend={onSend}
-            canSend={input.trim().length > 0}
+            canSend={safeInput.trim().length > 0}
             sendDisabled={isLoading}
             sendAriaLabel={sendAriaLabel}
-            actions={inputActions}
           />
-          <p className='mt-2 text-center text-xs text-muted-foreground'>
+          <p className='mt-2 text-center text-[11px] text-muted-foreground'>
             {disclaimer}
           </p>
         </div>
diff --git a/apps/web/src/lang/de.json b/apps/web/src/lang/de.json
index 0c6d987..eba2d28 100644
--- a/apps/web/src/lang/de.json
+++ b/apps/web/src/lang/de.json
@@ -31,6 +31,22 @@
       "creativeIdeas": {
         "label": "kreative Inspiration",
         "prompt": "Gib mir einige Vorschläge zur Produktinnovation"
+      },
+      "dailyPlan": {
+        "label": "Heutige Planung",
+        "prompt": "Hilf mir, eine To-Do-Liste für heute zu erstellen und sie nach Priorität zu ordnen."
+      },
+      "quickSummary": {
+        "label": "Schnelle Zusammenfassung",
+        "prompt": "Bitte fassen Sie diesen Inhalt für mich in drei Punkten zusammen."
+      },
+      "writeReply": {
+        "label": "Schreibe eine Antwort",
+        "prompt": "Hilf mir bitte, eine höfliche und kurze Antwort zu schreiben."
+      },
+      "makeDecision": {
+        "label": "Hilf mir, eine Entscheidung zu treffen",
+        "prompt": "Gib mir eine einfache Analyse von Vor- und Nachteilen und empfehle eine Auswahl."
       }
     },
     "input": {
@@ -517,7 +533,6 @@
       "private": "Privat",
       "system": "System"
     },
-    "configureTools": "Konfigurationstool",
     "form": {
       "description": "Agenteninformationen ausfüllen",
       "name": "Agentenname",
@@ -554,7 +569,8 @@
       "description": "Erstellen Sie Ihren ersten KI-Agenten und legen Sie los"
     },
     "created": "Gegründet in",
-    "systemAgentReadOnly": "System-Agent kann nicht bearbeitet werden"
+    "systemAgentReadOnly": "System-Agent kann nicht bearbeitet werden",
+    "configureTools": "Konfigurationstool"
   },
   "WorkflowsPage": {
     "hero": {
@@ -893,6 +909,11 @@
     },
     "noParameters": "Dieses Werkzeug hat keine definierten Parameter",
     "endpoint": "API-Endpunkt",
-    "parameters": "Parameter"
+    "parameters": "Parameter",
+    "searchTools": "Suchwerkzeuge...",
+    "totalTools": "Insgesamt {count} Werkzeuge",
+    "selected": "{count} ausgewählt",
+    "toolCategories": "Werkzeugkategorie",
+    "noToolsFound": "Kein passendes Werkzeug gefunden"
   }
 }
diff --git a/apps/web/src/lang/en.json b/apps/web/src/lang/en.json
index 7161179..52e95bf 100644
--- a/apps/web/src/lang/en.json
+++ b/apps/web/src/lang/en.json
@@ -31,6 +31,22 @@
       "creativeIdeas": {
         "label": "Creative Inspiration",
         "prompt": "Give me some advice on product innovation"
+      },
+      "dailyPlan": {
+        "label": "Today's Schedule",
+        "prompt": "Help me make a to-do list for today and prioritize it."
+      },
+      "quickSummary": {
+        "label": "Quick Summary",
+        "prompt": "Please help me summarize this content into three points."
+      },
+      "writeReply": {
+        "label": "Write a reply",
+        "prompt": "Help me write a polite and concise reply"
+      },
+      "makeDecision": {
+        "label": "Help me make a decision",
+        "prompt": "Give me a simple analysis of the pros and cons, and recommend a choice."
       }
     },
     "input": {
@@ -517,7 +533,6 @@
       "private": "Private",
       "system": "System"
     },
-    "configureTools": "Configuration Tool",
     "form": {
       "description": "Fill in Agent information",
       "name": "Agent Name",
@@ -554,7 +569,8 @@
       "description": "Create your first AI Agent to get started"
     },
     "created": "Created at",
-    "systemAgentReadOnly": "System agents cannot be edited"
+    "systemAgentReadOnly": "System agents cannot be edited",
+    "configureTools": "Configuration Tool"
   },
   "WorkflowsPage": {
     "hero": {
@@ -893,6 +909,11 @@
     },
     "noParameters": "This tool does not have defined parameters",
     "endpoint": "API Endpoint",
-    "parameters": "Parameter"
+    "parameters": "Parameter",
+    "searchTools": "Search tools...",
+    "totalTools": "A total of {count} tools",
+    "selected": "{count} selected",
+    "toolCategories": "Tool Classification",
+    "noToolsFound": "No matching tool found"
   }
 }
diff --git a/apps/web/src/lang/ja.json b/apps/web/src/lang/ja.json
index 06f3329..dfaeb7d 100644
--- a/apps/web/src/lang/ja.json
+++ b/apps/web/src/lang/ja.json
@@ -31,6 +31,22 @@
       "creativeIdeas": {
         "label": "創造的なひらめき",
         "prompt": "製品イノベーションについてのアドバイスを教えてください"
+      },
+      "dailyPlan": {
+        "label": "今日の予定",
+        "prompt": "今日のやることリストを作って、優先順に並べてください"
+      },
+      "quickSummary": {
+        "label": "クイックサマリー",
+        "prompt": "この内容を三つのポイントにまとめてください"
+      },
+      "writeReply": {
+        "label": "返信を書いてください",
+        "prompt": "礼儀正しく、簡潔な返信を書いてください"
+      },
+      "makeDecision": {
+        "label": "私の決断を手伝ってください",
+        "prompt": "簡単なメリット・デメリットの分析を教えて、そしておすすめの選択肢を教えてください"
       }
     },
     "input": {
@@ -517,7 +533,6 @@
       "private": "私有",
       "system": "システム"
     },
-    "configureTools": "配置ツール",
     "form": {
       "description": "エージェント情報を入力する",
       "name": "エージェント名",
@@ -554,7 +569,8 @@
       "description": "あなたの最初のAIエージェントを作成して始めましょう"
     },
     "created": "作成日",
-    "systemAgentReadOnly": "システムエージェントは編集できません"
+    "systemAgentReadOnly": "システムエージェントは編集できません",
+    "configureTools": "配置ツール"
   },
   "WorkflowsPage": {
     "hero": {
@@ -893,6 +909,11 @@
     },
     "noParameters": "このツールにはパラメータが定義されていません",
     "endpoint": "API エンドポイント",
-    "parameters": "パラメータ"
+    "parameters": "パラメータ",
+    "searchTools": "検索ツール...",
+    "totalTools": "合計 {count} 個のツール",
+    "selected": "{count} 個選択済み",
+    "toolCategories": "工具の分類",
+    "noToolsFound": "一致するツールが見つかりません"
   }
 }
diff --git a/apps/web/src/lang/ko.json b/apps/web/src/lang/ko.json
index 808c633..4fa3043 100644
--- a/apps/web/src/lang/ko.json
+++ b/apps/web/src/lang/ko.json
@@ -31,6 +31,22 @@
       "creativeIdeas": {
         "label": "창의적 영감",
         "prompt": "제품 혁신에 관한 조언을 좀 주세요"
+      },
+      "dailyPlan": {
+        "label": "오늘 일정",
+        "prompt": "오늘 할 일 목록을 만들어 주고, 우선순위별로 정리해 주세요."
+      },
+      "quickSummary": {
+        "label": "빠른 요약",
+        "prompt": "이 내용을 세 가지 점으로 요약해 주세요"
+      },
+      "writeReply": {
+        "label": "답글을 작성하세요",
+        "prompt": "저에게 정중하고 간결한 답변을 작성하는 것을 도와주세요"
+      },
+      "makeDecision": {
+        "label": "결정을 도와줘",
+        "prompt": "간단한 장단점 분석을 해주고 하나의 선택을 추천해 주세요"
       }
     },
     "input": {
@@ -517,7 +533,6 @@
       "private": "사유",
       "system": "시스템"
     },
-    "configureTools": "구성 도구",
     "form": {
       "description": "에이전트 정보 입력",
       "name": "에이전트 이름",
@@ -554,7 +569,8 @@
       "description": "첫 번째 AI 에이전트 만들기 시작하기"
     },
     "created": "설립일",
-    "systemAgentReadOnly": "시스템 에이전트는 편집할 수 없습니다"
+    "systemAgentReadOnly": "시스템 에이전트는 편집할 수 없습니다",
+    "configureTools": "설정 도구"
   },
   "WorkflowsPage": {
     "hero": {
@@ -893,6 +909,11 @@
     },
     "noParameters": "이 도구에는 매개변수가 정의되어 있지 않습니다",
     "endpoint": "API 엔드포인트",
-    "parameters": "매개변수"
+    "parameters": "매개변수",
+    "searchTools": "검색 도구...",
+    "totalTools": "총 {count}개의 도구",
+    "selected": "{count}개 선택됨",
+    "toolCategories": "도구 분류",
+    "noToolsFound": "일치하는 도구를 찾을 수 없습니다"
   }
 }
diff --git a/apps/web/src/lang/ru.json b/apps/web/src/lang/ru.json
index b6faa5c..8bf7663 100644
--- a/apps/web/src/lang/ru.json
+++ b/apps/web/src/lang/ru.json
@@ -31,6 +31,22 @@
       "creativeIdeas": {
         "label": "творческое вдохновение",
         "prompt": "Дайте мне несколько советов по продуктовым инновациям"
+      },
+      "dailyPlan": {
+        "label": "План на сегодня",
+        "prompt": "Помоги мне составить список дел на сегодня и расставить их по приоритету"
+      },
+      "quickSummary": {
+        "label": "Быстрое резюме",
+        "prompt": "Пожалуйста, помогите мне сократить этот текст до трёх основных пунктов"
+      },
+      "writeReply": {
+        "label": "Написать ответ",
+        "prompt": "Помоги мне написать вежливый и краткий ответ"
+      },
+      "makeDecision": {
+        "label": "Помоги мне принять решение",
+        "prompt": "Дайте мне простой анализ плюсов и минусов и порекомендуйте один вариант"
       }
     },
     "input": {
@@ -517,7 +533,6 @@
       "private": "частный",
       "system": "система"
     },
-    "configureTools": "Инструмент настройки",
     "form": {
       "description": "Заполнить информацию о агенте",
       "name": "Название агента",
@@ -554,7 +569,8 @@
       "description": "Создайте своего первого AI-агента, чтобы начать"
     },
     "created": "Создано",
-    "systemAgentReadOnly": "Системный агент нельзя редактировать"
+    "systemAgentReadOnly": "Системный агент нельзя редактировать",
+    "configureTools": "Инструмент настройки"
   },
   "WorkflowsPage": {
     "hero": {
@@ -893,6 +909,11 @@
     },
     "noParameters": "У этого инструмента не определены параметры",
     "endpoint": "API-эндпоинт",
-    "parameters": "параметр"
+    "parameters": "параметр",
+    "searchTools": "Инструменты поиска...",
+    "totalTools": "Всего {count} инструментов",
+    "selected": "Выбрано {count}",
+    "toolCategories": "Классификация инструментов",
+    "noToolsFound": "Не найдено подходящих инструментов"
   }
 }
diff --git a/apps/web/src/lang/tw.json b/apps/web/src/lang/tw.json
index 77b0b3c..4d9868a 100644
--- a/apps/web/src/lang/tw.json
+++ b/apps/web/src/lang/tw.json
@@ -31,6 +31,22 @@
       "creativeIdeas": {
         "label": "創意靈感",
         "prompt": "給我一些關於產品創新的建議"
+      },
+      "dailyPlan": {
+        "label": "今日安排",
+        "prompt": "幫我列一個今天的待辦清單，並按優先級排序"
+      },
+      "quickSummary": {
+        "label": "快速總結",
+        "prompt": "請幫我把這段內容概括成三點"
+      },
+      "writeReply": {
+        "label": "寫一條回覆",
+        "prompt": "幫我寫一條禮貌、簡潔的回覆"
+      },
+      "makeDecision": {
+        "label": "幫我做決定",
+        "prompt": "給我一個簡單的利弊分析，並推薦一個選擇"
       }
     },
     "input": {
@@ -517,7 +533,6 @@
       "private": "私有",
       "system": "系統"
     },
-    "configureTools": "配置工具",
     "form": {
       "description": "填寫 Agent 資訊",
       "name": "Agent 名稱",
@@ -554,7 +569,8 @@
       "description": "建立您的第一個 AI 代理程式開始使用"
     },
     "created": "創建於",
-    "systemAgentReadOnly": "系統 Agent 不可編輯"
+    "systemAgentReadOnly": "系統 Agent 不可編輯",
+    "configureTools": "配置工具"
   },
   "WorkflowsPage": {
     "hero": {
@@ -893,6 +909,11 @@
     },
     "noParameters": "此工具沒有定義參數",
     "endpoint": "API 端點",
-    "parameters": "參數"
+    "parameters": "參數",
+    "searchTools": "搜尋工具...",
+    "totalTools": "共 {count} 個工具",
+    "selected": "已選擇 {count} 個",
+    "toolCategories": "工具分類",
+    "noToolsFound": "未找到匹配的工具"
   }
 }
diff --git a/apps/web/src/lang/zh.json b/apps/web/src/lang/zh.json
index dcb8918..dbc989e 100644
--- a/apps/web/src/lang/zh.json
+++ b/apps/web/src/lang/zh.json
@@ -16,21 +16,53 @@
       "description": "选择一个建议问题开始，或者直接输入您的问题"
     },
     "suggestions": {
-      "newProject": {
-        "label": "开始新项目",
-        "prompt": "帮我规划一个新项目的技术栈和架构"
+      "whatToEat": {
+        "label": "晚饭吃什么",
+        "prompt": "给我 3 个 10 分钟内能完成的晚餐建议，含食材和做法"
       },
-      "debugCode": {
-        "label": "调试代码",
-        "prompt": "帮我分析这段代码的问题所在"
+      "tripList": {
+        "label": "出行清单",
+        "prompt": "列一个周末两天一夜的出行清单（城市+天气未知）"
       },
-      "writeDocs": {
-        "label": "编写文档",
-        "prompt": "帮我为这个功能编写用户文档"
+      "quickReply": {
+        "label": "快速回复",
+        "prompt": "帮我写 3 条不同语气的“稍后回复你”的简短消息"
       },
-      "creativeIdeas": {
-        "label": "创意灵感",
-        "prompt": "给我一些关于产品创新的建议"
+      "quickSummary": {
+        "label": "快速总结",
+        "prompt": "用 3 条要点总结“今天加班到 10 点，但任务推进很顺利”"
+      },
+      "makeDecision": {
+        "label": "做个选择",
+        "prompt": "比较“周末宅家 vs 短途出游”，给出利弊和推荐"
+      },
+      "focusPlan": {
+        "label": "专注计划",
+        "prompt": "帮我做一个 2 小时专注安排（含休息节点）"
+      },
+      "groceryList": {
+        "label": "买菜清单",
+        "prompt": "列一份 3 天家庭买菜清单（含主食、蔬菜、蛋白质）"
+      },
+      "workoutPlan": {
+        "label": "轻量运动",
+        "prompt": "给我一个 20 分钟在家徒手训练计划"
+      },
+      "sleepTip": {
+        "label": "睡前建议",
+        "prompt": "给我 5 条今晚更快入睡的小建议"
+      },
+      "learnQuick": {
+        "label": "快速学习",
+        "prompt": "用 5 分钟了解“番茄工作法”，并给出使用步骤"
+      },
+      "saveMoney": {
+        "label": "省钱小招",
+        "prompt": "给我 5 条日常省钱的小技巧"
+      },
+      "homeChores": {
+        "label": "家务清单",
+        "prompt": "列一个 30 分钟能完成的家务清单"
       }
     },
     "input": {
@@ -41,7 +73,8 @@
       "copy": "复制",
       "copied": "已复制",
       "retry": "重试",
-      "tools": "工具调用"
+      "tools": "工具调用",
+      "refresh": "换一批"
     },
     "error": {
       "message": "抱歉，发生了一些错误。请稍后再试。"
@@ -548,7 +581,8 @@
       "description": "创建您的第一个 AI Agent 开始使用"
     },
     "created": "创建于",
-    "systemAgentReadOnly": "系统 Agent 不可编辑"
+    "systemAgentReadOnly": "系统 Agent 不可编辑",
+    "configureTools": "配置工具"
   },
   "WorkflowsPage": {
     "hero": {
@@ -791,6 +825,11 @@
     "disabled": "已禁用",
     "confirmDelete": "确认删除此工具？",
     "searchPlaceholder": "搜索工具...",
+    "searchTools": "搜索工具...",
+    "totalTools": "共 {count} 个工具",
+    "selected": "已选择 {count} 个",
+    "toolCategories": "工具分类",
+    "noToolsFound": "未找到匹配的工具",
     "allCategories": "全部分类",
     "categories": {
       "web": "网页",
diff --git a/apps/web/src/lang/zh.lock.json b/apps/web/src/lang/zh.lock.json
index 0d4cbbe..de7d439 100644
--- a/apps/web/src/lang/zh.lock.json
+++ b/apps/web/src/lang/zh.lock.json
@@ -10,14 +10,14 @@
   "Chat.clearConversation": "清空对话",
   "Chat.emptyState.title": "有什么可以帮到您？",
   "Chat.emptyState.description": "选择一个建议问题开始，或者直接输入您的问题",
-  "Chat.suggestions.newProject.label": "开始新项目",
-  "Chat.suggestions.newProject.prompt": "帮我规划一个新项目的技术栈和架构",
-  "Chat.suggestions.debugCode.label": "调试代码",
-  "Chat.suggestions.debugCode.prompt": "帮我分析这段代码的问题所在",
-  "Chat.suggestions.writeDocs.label": "编写文档",
-  "Chat.suggestions.writeDocs.prompt": "帮我为这个功能编写用户文档",
-  "Chat.suggestions.creativeIdeas.label": "创意灵感",
-  "Chat.suggestions.creativeIdeas.prompt": "给我一些关于产品创新的建议",
+  "Chat.suggestions.dailyPlan.label": "今日安排",
+  "Chat.suggestions.dailyPlan.prompt": "帮我列一个今天的待办清单，并按优先级排序",
+  "Chat.suggestions.quickSummary.label": "快速总结",
+  "Chat.suggestions.quickSummary.prompt": "请帮我把这段内容概括成三点",
+  "Chat.suggestions.writeReply.label": "写一条回复",
+  "Chat.suggestions.writeReply.prompt": "帮我写一条礼貌、简洁的回复",
+  "Chat.suggestions.makeDecision.label": "帮我做决定",
+  "Chat.suggestions.makeDecision.prompt": "给我一个简单的利弊分析，并推荐一个选择",
   "Chat.input.placeholder": "输入您的问题... (Shift + Enter 换行)",
   "Chat.input.sendAriaLabel": "发送消息",
   "Chat.actions.copy": "复制",
@@ -347,6 +347,7 @@
   "Agent.empty.description": "创建您的第一个 AI Agent 开始使用",
   "Agent.created": "创建于",
   "Agent.systemAgentReadOnly": "系统 Agent 不可编辑",
+  "Agent.configureTools": "配置工具",
   "WorkflowsPage.hero.title": "工作流模板库",
   "WorkflowsPage.hero.subtitle": "探索预构建的工作流模板，快速启动您的自动化之旅",
   "WorkflowsPage.search.placeholder": "搜索工作流模板...",
@@ -489,6 +490,11 @@
   "Tool.disabled": "已禁用",
   "Tool.confirmDelete": "确认删除此工具？",
   "Tool.searchPlaceholder": "搜索工具...",
+  "Tool.searchTools": "搜索工具...",
+  "Tool.totalTools": "共 {count} 个工具",
+  "Tool.selected": "已选择 {count} 个",
+  "Tool.toolCategories": "工具分类",
+  "Tool.noToolsFound": "未找到匹配的工具",
   "Tool.allCategories": "全部分类",
   "Tool.categories.web": "网页",
   "Tool.categories.api": "API",
diff --git a/apps/web/src/service/agent.ts b/apps/web/src/service/agent.ts
index e0973e9..a84b191 100644
--- a/apps/web/src/service/agent.ts
+++ b/apps/web/src/service/agent.ts
@@ -1,40 +1,5 @@
 import { API_BASE_URL } from './request'
 
-// 消息类型
-export type MessageRole = 'user' | 'assistant' | 'system'
-
-// 工具调用状态
-export type ToolCallStatus = 'pending' | 'running' | 'success' | 'error'
-
-// 工具调用信息
-export interface ToolCall {
-  id: string
-  name: string
-  displayName: string
-  status: ToolCallStatus
-  input?: Record<string, any>
-  output?: any
-  error?: string
-  timestamp: Date
-}
-
-// 聊天消息接口
-export interface ChatMessage {
-  role: MessageRole
-  content: string
-}
-
-// SSE 流式数据格式
-export interface StreamChunk {
-  content: string
-  done?: boolean
-  // 工具调用事件
-  type?: 'content' | 'tool_call_start' | 'tool_call_end' | 'tool_call_error'
-  toolCall?: ToolCall
-  // 工具调用位置：true 表示追加到内容后面，false 表示在内容前面
-  append?: boolean
-}
-
 // Agent 类型
 export type AgentType = 'public' | 'private' | 'system'
 
@@ -43,9 +8,8 @@ export interface Agent {
   id: string
   name: string
   description: string
-  system_prompt: string
   type: AgentType
-  owner_id: string
+  owner_id: string | null
   owner_name?: string
   is_default: boolean
   created_at: string
@@ -65,10 +29,6 @@ export interface UpdateAgentRequest {
   description: string
 }
 
-// 流式响应回调
-export type StreamCallback = (chunk: StreamChunk) => void
-export type StreamErrorCallback = (error: Error) => void
-
 // API 响应格式
 export interface AgentApiResponse<T> {
   code: number
@@ -212,173 +172,6 @@ export class AgentService {
       throw new Error(result.message || 'Failed to delete agent')
     }
   }
-
-  /**
-   * 发送聊天消息（流式响应）
-   * @param message 用户消息
-   * @param onChunk 接收流式数据的回调
-   * @param onError 错误回调
-   * @param options 可选参数
-   * @returns 清理函数
-   */
-  async chatStream(
-    message: string,
-    onChunk: StreamCallback,
-    onError?: StreamErrorCallback,
-    options?: {
-      agentId?: string
-      enableTools?: boolean
-    }
-  ): Promise<() => void> {
-    const url = `${this.baseURL}/api/agent`
-    const controller = new AbortController()
-
-    try {
-      const response = await fetch(url, {
-        method: 'POST',
-        headers: {
-          'Content-Type': 'application/json',
-          ...(options?.agentId && { 'X-Agent-ID': options.agentId }),
-        },
-        body: JSON.stringify({
-          message,
-          ...(options?.enableTools !== undefined && {
-            enable_tools: options.enableTools,
-          }),
-        }),
-        signal: controller.signal,
-        credentials: 'include',
-      })
-
-      if (!response.ok) {
-        throw new Error(`HTTP error! status: ${response.status}`)
-      }
-
-      const reader = response.body?.getReader()
-      const decoder = new TextDecoder()
-
-      if (!reader) {
-        throw new Error('无法获取响应流')
-      }
-
-      // 读取流式数据
-      const readStream = async () => {
-        try {
-          while (true) {
-            const { done, value } = await reader.read()
-
-            if (done) {
-              onChunk({ content: '', done: true })
-              break
-            }
-
-            const chunk = decoder.decode(value, { stream: true })
-            const lines = chunk.split('\n')
-
-            for (const line of lines) {
-              if (line.startsWith('data: ')) {
-                const data = line.slice(6).trim()
-
-                if (data === '[DONE]') {
-                  onChunk({ content: '', done: true })
-                  continue
-                }
-
-                if (!data) continue
-
-                try {
-                  const parsed = JSON.parse(data) as StreamChunk
-                  onChunk(parsed)
-                } catch {
-                  // 忽略解析错误
-                }
-              }
-            }
-          }
-        } catch (error) {
-          if (error instanceof Error && error.name !== 'AbortError') {
-            onError?.(error)
-          }
-        }
-      }
-
-      readStream()
-
-      // 返回清理函数
-      return () => controller.abort()
-    } catch (error) {
-      if (error instanceof Error && error.name !== 'AbortError') {
-        onError?.(error)
-      }
-      return () => {}
-    }
-  }
-
-  /**
-   * 发送聊天消息（非流式，简单版本）
-   * @param message 用户消息
-   * @param options 可选参数
-   * @returns 完整响应
-   */
-  async chat(
-    message: string,
-    options?: {
-      agentId?: string
-      enableTools?: boolean
-    }
-  ): Promise<{ content: string }> {
-    const url = `${this.baseURL}/api/agent`
-
-    const response = await fetch(url, {
-      method: 'POST',
-      headers: {
-        'Content-Type': 'application/json',
-        ...(options?.agentId && { 'X-Agent-ID': options.agentId }),
-      },
-      body: JSON.stringify({
-        message,
-        ...(options?.enableTools !== undefined && {
-          enable_tools: options.enableTools,
-        }),
-      }),
-      credentials: 'include',
-    })
-
-    if (!response.ok) {
-      throw new Error(`HTTP error! status: ${response.status}`)
-    }
-
-    // 对于流式响应，收集所有内容
-    const reader = response.body?.getReader()
-    const decoder = new TextDecoder()
-    let fullContent = ''
-
-    if (reader) {
-      while (true) {
-        const { done, value } = await reader.read()
-        if (done) break
-
-        const chunk = decoder.decode(value, { stream: true })
-        const lines = chunk.split('\n')
-
-        for (const line of lines) {
-          if (line.startsWith('data: ')) {
-            const data = line.slice(6).trim()
-            if (data === '[DONE]' || !data) continue
-
-            try {
-              const parsed = JSON.parse(data) as StreamChunk
-              fullContent += parsed.content || ''
-            } catch {
-              // 忽略解析错误
-            }
-          }
-        }
-      }
-    }
-
-    return { content: fullContent }
-  }
 }
 
 // 导出默认实例
diff --git a/apps/web/src/styles/custom-variant.css b/apps/web/src/styles/custom-variant.css
index 3011d17..e66ba6a 100644
--- a/apps/web/src/styles/custom-variant.css
+++ b/apps/web/src/styles/custom-variant.css
@@ -9,7 +9,11 @@
     bottom: -100%;
     width: 20px;
     height: 120px;
-    background-image: linear-gradient(to left, #ffffff76, transparent);
+    background-image: linear-gradient(
+      to left,
+      hsl(var(--background) / 0.46),
+      transparent
+    );
     transform: rotate(-45deg) skew(20deg, 20deg);
   }
 
diff --git a/apps/web/src/styles/globals.css b/apps/web/src/styles/globals.css
index 890d044..45350d1 100644
--- a/apps/web/src/styles/globals.css
+++ b/apps/web/src/styles/globals.css
@@ -53,83 +53,83 @@
 
 :root {
   --radius: 0.625rem;
-  /* Light mode - 清新自然的浅绿灰 */
-  --background: 150 15% 98%;
-  --foreground: 160 25% 10%;
-  --card: 150 12% 100%;
-  --card-foreground: 160 25% 10%;
-  --popover: 150 14% 100%;
-  --popover-foreground: 160 25% 10%;
-  --primary: 160 65% 35%;
-  --primary-foreground: 150 20% 98%;
-  --secondary: 155 18% 25%;
-  --secondary-foreground: 150 15% 95%;
-  --muted: 150 10% 92%;
-  --muted-foreground: 155 15% 35%;
-  --accent: 165 40% 92%;
-  --accent-foreground: 165 40% 10%;
-  --destructive: 0 65% 50%;
-  --destructive-foreground: 150 20% 98%;
-  --border: 150 12% 85%;
-  --input: 150 12% 90%;
-  --ring: 160 65% 35%;
-  --success: 155 50% 35%;
-  --success-foreground: 150 20% 95%;
-  --warning: 40 75% 50%;
-  --warning-foreground: 40 30% 15%;
-  --chart-1: 160 65% 35%;
-  --chart-2: 155 35% 45%;
-  --chart-3: 165 40% 30%;
-  --chart-4: 150 25% 40%;
-  --chart-5: 145 20% 50%;
-  --sidebar: 160 30% 12%;
-  --sidebar-foreground: 150 15% 92%;
-  --sidebar-primary: 160 65% 45%;
-  --sidebar-primary-foreground: 150 20% 98%;
-  --sidebar-accent: 165 40% 25%;
-  --sidebar-accent-foreground: 150 15% 92%;
-  --sidebar-border: 155 20% 22%;
-  --sidebar-ring: 160 65% 45%;
+  /* Light mode - shadcn default (gray/white/black) */
+  --background: 0 0% 100%;
+  --foreground: 240 10% 3.9%;
+  --card: 0 0% 100%;
+  --card-foreground: 240 10% 3.9%;
+  --popover: 0 0% 100%;
+  --popover-foreground: 240 10% 3.9%;
+  --primary: 240 5.9% 10%;
+  --primary-foreground: 0 0% 98%;
+  --secondary: 240 4.8% 95.9%;
+  --secondary-foreground: 240 5.9% 10%;
+  --muted: 240 4.8% 95.9%;
+  --muted-foreground: 240 3.8% 46.1%;
+  --accent: 240 4.8% 95.9%;
+  --accent-foreground: 240 5.9% 10%;
+  --destructive: 0 84.2% 60.2%;
+  --destructive-foreground: 0 0% 98%;
+  --border: 240 5.9% 90%;
+  --input: 240 5.9% 90%;
+  --ring: 240 5.9% 10%;
+  --success: 142 71% 45%;
+  --success-foreground: 0 0% 98%;
+  --warning: 38 92% 50%;
+  --warning-foreground: 0 0% 10%;
+  --chart-1: 240 5.9% 10%;
+  --chart-2: 240 3.8% 46.1%;
+  --chart-3: 240 5% 65%;
+  --chart-4: 240 5% 80%;
+  --chart-5: 240 5% 90%;
+  --sidebar: 240 5.9% 10%;
+  --sidebar-foreground: 0 0% 98%;
+  --sidebar-primary: 0 0% 98%;
+  --sidebar-primary-foreground: 240 5.9% 10%;
+  --sidebar-accent: 240 4.8% 15%;
+  --sidebar-accent-foreground: 0 0% 98%;
+  --sidebar-border: 240 4.8% 15%;
+  --sidebar-ring: 240 5.9% 10%;
 }
 
 .dark {
-  /* Dark mode - 神秘深邃的绿黑 */
-  --background: 160 20% 8%;
-  --foreground: 150 15% 95%;
-  --card: 158 22% 12%;
-  --card-foreground: 150 15% 90%;
-  --popover: 156 24% 12%;
-  --popover-foreground: 150 15% 90%;
-  --primary: 160 70% 45%;
-  --primary-foreground: 160 25% 6%;
-  --secondary: 155 20% 16%;
-  --secondary-foreground: 150 15% 88%;
-  --muted: 155 15% 22%;
-  --muted-foreground: 150 12% 65%;
-  --accent: 165 50% 20%;
-  --accent-foreground: 150 15% 95%;
-  --destructive: 0 60% 55%;
-  --destructive-foreground: 150 15% 95%;
-  --border: 155 18% 25%;
-  --input: 155 18% 22%;
-  --ring: 160 70% 45%;
-  --success: 155 55% 40%;
-  --success-foreground: 150 15% 92%;
-  --warning: 42 70% 55%;
-  --warning-foreground: 40 25% 12%;
-  --chart-1: 160 70% 45%;
-  --chart-2: 155 45% 38%;
-  --chart-3: 165 50% 32%;
-  --chart-4: 150 35% 28%;
-  --chart-5: 145 25% 22%;
-  --sidebar: 160 25% 5%;
-  --sidebar-foreground: 150 15% 88%;
-  --sidebar-primary: 160 70% 45%;
-  --sidebar-primary-foreground: 160 25% 6%;
-  --sidebar-accent: 165 50% 28%;
-  --sidebar-accent-foreground: 150 15% 90%;
-  --sidebar-border: 155 18% 18%;
-  --sidebar-ring: 160 70% 45%;
+  /* Dark mode - shadcn default (gray/white/black) */
+  --background: 240 10% 3.9%;
+  --foreground: 0 0% 98%;
+  --card: 240 10% 3.9%;
+  --card-foreground: 0 0% 98%;
+  --popover: 240 10% 3.9%;
+  --popover-foreground: 0 0% 98%;
+  --primary: 0 0% 98%;
+  --primary-foreground: 240 5.9% 10%;
+  --secondary: 240 3.7% 15.9%;
+  --secondary-foreground: 0 0% 98%;
+  --muted: 240 3.7% 15.9%;
+  --muted-foreground: 240 5% 64.9%;
+  --accent: 240 3.7% 15.9%;
+  --accent-foreground: 0 0% 98%;
+  --destructive: 0 62.8% 30.6%;
+  --destructive-foreground: 0 0% 98%;
+  --border: 240 3.7% 15.9%;
+  --input: 240 3.7% 15.9%;
+  --ring: 240 4.9% 83.9%;
+  --success: 142 71% 45%;
+  --success-foreground: 0 0% 98%;
+  --warning: 38 92% 50%;
+  --warning-foreground: 0 0% 10%;
+  --chart-1: 0 0% 98%;
+  --chart-2: 240 5% 64.9%;
+  --chart-3: 240 4% 46%;
+  --chart-4: 240 4% 30%;
+  --chart-5: 240 4% 20%;
+  --sidebar: 240 10% 3.9%;
+  --sidebar-foreground: 0 0% 98%;
+  --sidebar-primary: 0 0% 98%;
+  --sidebar-primary-foreground: 240 5.9% 10%;
+  --sidebar-accent: 240 3.7% 15.9%;
+  --sidebar-accent-foreground: 0 0% 98%;
+  --sidebar-border: 240 3.7% 15.9%;
+  --sidebar-ring: 240 4.9% 83.9%;
 }
 
 @layer base {
@@ -206,19 +206,19 @@ html {
   scrollbar-gutter: stable;
 }
 
-/* Dark mode scrollbar - emerald tint for visibility */
+/* Dark mode scrollbar - use theme border color */
 .dark {
-  scrollbar-color: hsl(160 30% 35% / 0.4) transparent;
+  scrollbar-color: hsl(var(--border) / 0.4) transparent;
 }
 
 .dark:hover {
-  scrollbar-color: hsl(160 35% 40% / 0.55) transparent;
+  scrollbar-color: hsl(var(--border) / 0.55) transparent;
 }
 
 .dark ::-webkit-scrollbar-thumb {
-  background: hsl(160 30% 35% / 0.35);
+  background: hsl(var(--border) / 0.35);
 }
 
 .dark ::-webkit-scrollbar-thumb:hover {
-  background: hsl(160 40% 42% / 0.5);
+  background: hsl(var(--border) / 0.5);
 }
diff --git a/apps/web/src/styles/mdx-prose.css b/apps/web/src/styles/mdx-prose.css
index ddf27e6..69c6bda 100644
--- a/apps/web/src/styles/mdx-prose.css
+++ b/apps/web/src/styles/mdx-prose.css
@@ -1,12 +1,12 @@
 /* MDX Header */
 .mdx-header {
-  border-bottom: 1px solid #e2e8f0;
-  background-color: #ffffff;
+  border-bottom: 1px solid hsl(var(--border));
+  background-color: hsl(var(--background));
   position: sticky;
   top: 0;
   z-index: 50;
   backdrop-filter: blur(8px);
-  background-color: rgba(255, 255, 255, 0.9);
+  background-color: hsl(var(--background) / 0.9);
 }
 
 .mdx-header-container {
@@ -22,16 +22,20 @@
   text-decoration: none;
   font-size: 1.5rem;
   font-weight: 700;
-  color: #1a202c;
+  color: hsl(var(--foreground));
   transition: color 0.2s;
 }
 
 .mdx-header-logo:hover {
-  color: #3b82f6;
+  color: hsl(var(--primary));
 }
 
 .mdx-header-logo-text {
-  background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
+  background: linear-gradient(
+    135deg,
+    hsl(var(--primary)) 0%,
+    hsl(var(--accent)) 100%
+  );
   -webkit-background-clip: text;
   -webkit-text-fill-color: transparent;
   background-clip: text;
@@ -47,17 +51,17 @@
   text-decoration: none;
   font-size: 0.95rem;
   font-weight: 500;
-  color: #64748b;
+  color: hsl(var(--muted-foreground));
   transition: color 0.2s;
   position: relative;
 }
 
 .mdx-header-nav-item:hover {
-  color: #3b82f6;
+  color: hsl(var(--primary));
 }
 
 .mdx-header-nav-item-active {
-  color: #3b82f6;
+  color: hsl(var(--primary));
 }
 
 .mdx-header-nav-item-active::after {
@@ -67,27 +71,31 @@
   left: 0;
   right: 0;
   height: 2px;
-  background: linear-gradient(90deg, #3b82f6 0%, #8b5cf6 100%);
+  background: linear-gradient(
+    90deg,
+    hsl(var(--primary)) 0%,
+    hsl(var(--accent)) 100%
+  );
 }
 
 /* Dark mode for header */
 @media (prefers-color-scheme: dark) {
   .mdx-header {
-    border-bottom-color: #2d3748;
-    background-color: rgba(26, 32, 44, 0.9);
+    border-bottom-color: hsl(var(--border));
+    background-color: hsl(var(--background) / 0.9);
   }
 
   .mdx-header-logo {
-    color: #f7fafc;
+    color: hsl(var(--muted));
   }
 
   .mdx-header-nav-item {
-    color: #a0aec0;
+    color: hsl(var(--muted-foreground));
   }
 
   .mdx-header-nav-item:hover,
   .mdx-header-nav-item-active {
-    color: #3b82f6;
+    color: hsl(var(--primary));
   }
 }
 
@@ -162,7 +170,7 @@
   min-width: 100%;
   border-collapse: collapse;
   border-spacing: 0;
-  border: 1px solid #e2e8f0;
+  border: 1px solid hsl(var(--border));
   border-radius: 0.25rem;
   overflow: hidden;
   box-shadow:
@@ -175,27 +183,27 @@
   text-align: left;
   font-size: 0.75rem;
   font-weight: 500;
-  color: #64748b;
+  color: hsl(var(--muted-foreground));
   text-transform: uppercase;
   letter-spacing: 0.05em;
-  border-bottom: 1px solid #c0ced9;
+  border-bottom: 1px solid hsl(var(--border));
 }
 
 .mdx-prose table td {
   padding: 0.75rem 1rem;
   font-size: 0.875rem;
-  color: #4b5563;
+  color: hsl(var(--muted-foreground));
   text-align: left;
   vertical-align: middle;
-  border-bottom: 1px solid #e2e8f0;
+  border-bottom: 1px solid hsl(var(--border));
 }
 
 .mdx-prose table tr {
-  background-color: #f8fafc;
+  background-color: hsl(var(--muted));
   transition: background-color 0.2s ease;
 
   &:hover {
-    background-color: #f1f5f9;
+    background-color: hsl(var(--muted));
   }
 }
 
@@ -212,11 +220,11 @@
   font-size: 1.75rem;
   font-weight: 600;
   margin-bottom: 1rem;
-  color: #1a202c;
+  color: hsl(var(--foreground));
 }
 
 .mdx-section-content {
-  color: #4a5568;
+  color: hsl(var(--muted-foreground));
   line-height: 1.7;
 }
 
@@ -226,22 +234,22 @@
   padding: 1rem 1.25rem;
   border-radius: 0.5rem;
   border-left: 4px solid;
-  background-color: #f7fafc;
+  background-color: hsl(var(--muted));
 }
 
 .mdx-infobox-info {
-  border-left-color: #3b82f6;
-  background-color: #eff6ff;
+  border-left-color: hsl(var(--primary));
+  background-color: hsl(var(--accent));
 }
 
 .mdx-infobox-warning {
-  border-left-color: #f59e0b;
-  background-color: #fffbeb;
+  border-left-color: hsl(var(--warning));
+  background-color: hsl(var(--accent));
 }
 
 .mdx-infobox-note {
-  border-left-color: #8b5cf6;
-  background-color: #f5f3ff;
+  border-left-color: hsl(var(--accent));
+  background-color: hsl(var(--accent));
 }
 
 .mdx-infobox-header {
@@ -250,7 +258,7 @@
   gap: 0.5rem;
   margin-bottom: 0.5rem;
   font-weight: 600;
-  color: #1a202c;
+  color: hsl(var(--foreground));
 }
 
 .mdx-infobox-icon {
@@ -264,7 +272,7 @@
 }
 
 .mdx-infobox-content {
-  color: #4a5568;
+  color: hsl(var(--muted-foreground));
   font-size: 0.9rem;
   line-height: 1.6;
 }
@@ -288,10 +296,10 @@
   gap: 0.5rem;
   margin: 1rem 0;
   padding: 0.75rem 1rem;
-  background-color: #f7fafc;
+  background-color: hsl(var(--muted));
   border-radius: 0.375rem;
   font-size: 0.875rem;
-  color: #64748b;
+  color: hsl(var(--muted-foreground));
 }
 
 .mdx-last-updated-icon {
@@ -338,8 +346,8 @@
 .mdx-blog-card-content {
   display: flex;
   flex-direction: column;
-  background-color: #ffffff;
-  border: 1px solid #e2e8f0;
+  background-color: hsl(var(--background));
+  border: 1px solid hsl(var(--border));
   border-radius: 1rem;
   overflow: hidden;
   transition:
@@ -353,7 +361,7 @@
 }
 
 .mdx-blog-card:hover .mdx-blog-card-content {
-  border-color: #3b82f6;
+  border-color: hsl(var(--primary));
   box-shadow:
     0 20px 25px -5px rgba(0, 0, 0, 0.1),
     0 10px 10px -5px rgba(0, 0, 0, 0.04);
@@ -364,7 +372,11 @@
   width: 100%;
   aspect-ratio: 2 / 1;
   overflow: hidden;
-  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+  background: linear-gradient(
+    135deg,
+    hsl(var(--primary)) 0%,
+    hsl(var(--accent)) 100%
+  );
 }
 
 .mdx-blog-card-cover-img {
@@ -387,18 +399,18 @@
   font-size: 1.5rem;
   font-weight: 700;
   margin-bottom: 0.75rem;
-  color: #1a202c;
+  color: hsl(var(--foreground));
   line-height: 1.4;
   transition: color 0.3s ease-in-out;
 }
 
 .mdx-blog-card:hover .mdx-blog-card-title {
-  color: #3b82f6;
+  color: hsl(var(--primary));
 }
 
 .mdx-blog-card-excerpt {
   font-size: 0.95rem;
-  color: #64748b;
+  color: hsl(var(--muted-foreground));
   line-height: 1.7;
   margin-bottom: 1.25rem;
   flex: 1;
@@ -409,9 +421,9 @@
   gap: 1.5rem;
   margin-bottom: 1rem;
   font-size: 0.875rem;
-  color: #64748b;
+  color: hsl(var(--muted-foreground));
   padding-top: 0.75rem;
-  border-top: 1px solid #f1f5f9;
+  border-top: 1px solid hsl(var(--muted));
 }
 
 .mdx-blog-card-meta-item {
@@ -434,8 +446,12 @@
 
 .mdx-blog-card-tag {
   padding: 0.375rem 0.875rem;
-  background: linear-gradient(135deg, #eff6ff 0%, #e0e7ff 100%);
-  color: #3b82f6;
+  background: linear-gradient(
+    135deg,
+    hsl(var(--accent)) 0%,
+    hsl(var(--accent)) 100%
+  );
+  color: hsl(var(--primary));
   border-radius: 9999px;
   font-size: 0.75rem;
   font-weight: 600;
@@ -446,9 +462,13 @@
 }
 
 .mdx-blog-card:hover .mdx-blog-card-tag {
-  background: linear-gradient(135deg, #dbeafe 0%, #c7d2fe 100%);
+  background: linear-gradient(
+    135deg,
+    hsl(var(--accent)) 0%,
+    hsl(var(--accent)) 100%
+  );
   transform: translateY(-2px);
-  box-shadow: 0 2px 4px rgba(59, 130, 246, 0.2);
+  box-shadow: 0 2px 4px hsl(var(--primary) / 0.2);
 }
 
 /* MDX Author Info Component */
@@ -457,9 +477,9 @@
   gap: 1rem;
   margin: 2rem 0;
   padding: 1.5rem;
-  background-color: #f7fafc;
+  background-color: hsl(var(--muted));
   border-radius: 0.75rem;
-  border: 1px solid #e2e8f0;
+  border: 1px solid hsl(var(--border));
 }
 
 .mdx-author-avatar {
@@ -477,11 +497,11 @@
   width: 4rem;
   height: 4rem;
   border-radius: 9999px;
-  background-color: #e2e8f0;
+  background-color: hsl(var(--border));
   display: flex;
   align-items: center;
   justify-content: center;
-  color: #64748b;
+  color: hsl(var(--muted-foreground));
 }
 
 .mdx-author-details {
@@ -491,13 +511,13 @@
 .mdx-author-name {
   font-size: 1.125rem;
   font-weight: 600;
-  color: #1a202c;
+  color: hsl(var(--foreground));
   margin-bottom: 0.25rem;
 }
 
 .mdx-author-bio {
   font-size: 0.875rem;
-  color: #64748b;
+  color: hsl(var(--muted-foreground));
   margin-bottom: 0.5rem;
 }
 
@@ -505,11 +525,11 @@
   display: flex;
   gap: 0.5rem;
   font-size: 0.875rem;
-  color: #64748b;
+  color: hsl(var(--muted-foreground));
 }
 
 .mdx-author-meta-separator {
-  color: #cbd5e0;
+  color: hsl(var(--border));
 }
 
 /* Dark mode support */
@@ -518,72 +538,80 @@
   .mdx-blog-card-title,
   .mdx-author-name,
   .mdx-infobox-header {
-    color: #f7fafc;
+    color: hsl(var(--muted));
   }
 
   .mdx-section-content,
   .mdx-blog-card-excerpt,
   .mdx-infobox-content {
-    color: #cbd5e0;
+    color: hsl(var(--border));
   }
 
   .mdx-blog-card-content {
-    background-color: #1a202c;
-    border-color: #2d3748;
+    background-color: hsl(var(--foreground));
+    border-color: hsl(var(--border));
     box-shadow:
       0 1px 3px 0 rgba(0, 0, 0, 0.3),
       0 1px 2px -1px rgba(0, 0, 0, 0.3);
   }
 
   .mdx-blog-card:hover .mdx-blog-card-content {
-    border-color: #3b82f6;
+    border-color: hsl(var(--primary));
     box-shadow:
       0 20px 25px -5px rgba(0, 0, 0, 0.4),
       0 10px 10px -5px rgba(0, 0, 0, 0.3);
   }
 
   .mdx-blog-card:hover .mdx-blog-card-title {
-    color: #60a5fa;
+    color: hsl(var(--primary));
   }
 
   .mdx-blog-card-meta {
-    border-top-color: #2d3748;
+    border-top-color: hsl(var(--border));
   }
 
   .mdx-blog-card-tag {
-    background: linear-gradient(135deg, #1e3a8a 0%, #312e81 100%);
-    color: #93c5fd;
+    background: linear-gradient(
+      135deg,
+      hsl(var(--primary)) 0%,
+      hsl(var(--accent)) 100%
+    );
+    color: hsl(var(--muted-foreground));
   }
 
   .mdx-blog-card-tag:hover {
-    background: linear-gradient(135deg, #1e40af 0%, #3730a3 100%);
+    background: linear-gradient(
+      135deg,
+      hsl(var(--primary)) 0%,
+      hsl(var(--accent)) 100%
+    );
   }
 
   .mdx-infobox {
-    background-color: #1a202c;
+    background-color: hsl(var(--foreground));
   }
 
   .mdx-infobox-info {
-    background-color: #1e3a8a;
+    background-color: hsl(var(--primary));
   }
 
   .mdx-infobox-warning {
-    background-color: #78350f;
+    background-color: hsl(var(--warning));
   }
 
   .mdx-infobox-note {
-    background-color: #4c1d95;
+    background-color: hsl(var(--accent));
   }
 
   .mdx-author-info,
   .mdx-last-updated {
-    background-color: #1a202c;
-    border-color: #2d3748;
+    background-color: hsl(var(--foreground));
+    border-color: hsl(var(--border));
   }
 
   .mdx-author-avatar-placeholder {
-    background-color: #2d3748;
-    color: #a0aec0;
+    background-color: hsl(var(--border));
+    color: hsl(var(--muted-foreground));
   }
 }
 
@@ -613,7 +641,7 @@
   margin-top: 0.75rem;
   text-align: center;
   font-size: 0.875rem;
-  color: #64748b;
+  color: hsl(var(--muted-foreground));
   font-style: italic;
 }
 
@@ -626,7 +654,7 @@
   }
 
   .mdx-blog-image-caption {
-    color: #94a3b8;
+    color: hsl(var(--muted-foreground));
   }
 }
 
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 0e961b8..8c3e0e2 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -38,7 +38,7 @@ importers:
         version: 7.1.17(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
       expo:
         specifier: ~54.0.23
-        version: 54.0.23(@babel/core@7.28.5)(@expo/metro-runtime@6.1.2)(expo-router@6.0.14)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
+        version: 54.0.23(@babel/core@7.28.5)(@expo/metro-runtime@6.1.2)(@modelcontextprotocol/sdk@1.26.0(@cfworker/json-schema@4.1.1)(zod@3.25.76))(expo-router@6.0.14)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
       expo-constants:
         specifier: ~18.0.10
         version: 18.0.10(expo@54.0.23)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))
@@ -112,6 +112,9 @@ importers:
 
   apps/web:
     dependencies:
+      '@ai-sdk/react':
+        specifier: 3.0.41
+        version: 3.0.41(react@19.2.3)(zod@4.1.5)
       '@hookform/resolvers':
         specifier: ^5.1.1
         version: 5.2.1(react-hook-form@7.62.0(react@19.2.3))
@@ -223,9 +226,12 @@ importers:
       '@xyflow/react':
         specifier: ^12.8.1
         version: 12.8.4(@types/react@19.2.2)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)
+      ai:
+        specifier: 6.0.78
+        version: 6.0.78(zod@4.1.5)
       better-auth:
         specifier: ^1.4.16
-        version: 1.4.16(@prisma/client@7.2.0(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3))(typescript@5.8.3))(better-sqlite3@12.5.0)(drizzle-orm@0.41.0(@electric-sql/pglite@0.3.2)(@prisma/client@5.22.0(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3)))(@types/pg@8.16.0)(better-sqlite3@12.5.0)(kysely@0.28.10)(mysql2@3.15.3)(pg@8.17.1)(postgres@3.4.7)(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3)))(mysql2@3.15.3)(next@16.1.1(@babel/core@7.28.3)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3))(pg@8.17.1)(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3))(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(vitest@3.2.4)
+        version: 1.4.16(afe63e925d5f1cdba679aac5b0f2860d)
       class-variance-authority:
         specifier: ^0.7.1
         version: 0.7.1
@@ -264,16 +270,16 @@ importers:
         version: 12.23.26(react-dom@19.2.3(react@19.2.3))(react@19.2.3)
       next:
         specifier: 16.1.1
-        version: 16.1.1(@babel/core@7.28.3)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)
+        version: 16.1.1(@babel/core@7.28.5)(@opentelemetry/api@1.9.0)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)
       next-intl:
         specifier: ^4.4.0
-        version: 4.4.0(next@16.1.1(@babel/core@7.28.3)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3))(react@19.2.3)(typescript@5.8.3)
+        version: 4.4.0(next@16.1.1(@babel/core@7.28.5)(@opentelemetry/api@1.9.0)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3))(react@19.2.3)(typescript@5.8.3)
       next-themes:
         specifier: ^0.4.6
         version: 0.4.6(react-dom@19.2.3(react@19.2.3))(react@19.2.3)
       nextjs-toploader:
         specifier: ^3.8.16
-        version: 3.8.16(next@16.1.1(@babel/core@7.28.3)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3))(react-dom@19.2.3(react@19.2.3))(react@19.2.3)
+        version: 3.8.16(next@16.1.1(@babel/core@7.28.5)(@opentelemetry/api@1.9.0)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3))(react-dom@19.2.3(react@19.2.3))(react@19.2.3)
       prisma:
         specifier: ^7.2.0
         version: 7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3)
@@ -333,11 +339,11 @@ importers:
         version: 4.1.5
       zustand:
         specifier: ^5.0.6
-        version: 5.0.8(@types/react@19.2.2)(react@19.2.3)(use-sync-external-store@1.5.0(react@19.2.3))
+        version: 5.0.8(@types/react@19.2.2)(react@19.2.3)(use-sync-external-store@1.6.0(react@19.2.3))
     devDependencies:
       '@better-auth/cli':
         specifier: ^1.4.16
-        version: 1.4.16(@better-fetch/fetch@1.1.21)(@electric-sql/pglite@0.3.2)(better-call@1.1.8(zod@4.1.5))(jose@6.1.3)(kysely@0.28.10)(magicast@0.3.5)(mysql2@3.15.3)(nanostores@1.1.0)(next@16.1.1(@babel/core@7.28.3)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3))(postgres@3.4.7)(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3))(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(vitest@3.2.4)
+        version: 1.4.16(@better-fetch/fetch@1.1.21)(@electric-sql/pglite@0.3.2)(@opentelemetry/api@1.9.0)(better-call@1.1.8(zod@4.1.5))(jose@6.1.3)(kysely@0.28.10)(magicast@0.3.5)(mysql2@3.15.3)(nanostores@1.1.0)(next@16.1.1(@babel/core@7.28.5)(@opentelemetry/api@1.9.0)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3))(postgres@3.4.7)(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3))(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(vitest@3.2.4)
       '@chromatic-com/storybook':
         specifier: ^4.1.1
         version: 4.1.1(storybook@9.1.15(@testing-library/dom@10.4.1)(prettier@3.6.2)(vite@7.1.7(@types/node@20.19.11)(jiti@2.6.1)(lightningcss@1.30.1)(terser@5.44.1)(tsx@4.21.0)(yaml@2.8.1)))
@@ -361,7 +367,7 @@ importers:
         version: 9.1.15(@vitest/browser@3.2.4)(@vitest/runner@3.2.4)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(storybook@9.1.15(@testing-library/dom@10.4.1)(prettier@3.6.2)(vite@7.1.7(@types/node@20.19.11)(jiti@2.6.1)(lightningcss@1.30.1)(terser@5.44.1)(tsx@4.21.0)(yaml@2.8.1)))(vitest@3.2.4)
       '@storybook/nextjs-vite':
         specifier: ^9.1.15
-        version: 9.1.15(@babel/core@7.28.3)(next@16.1.1(@babel/core@7.28.3)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3))(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(rollup@4.52.2)(storybook@9.1.15(@testing-library/dom@10.4.1)(prettier@3.6.2)(vite@7.1.7(@types/node@20.19.11)(jiti@2.6.1)(lightningcss@1.30.1)(terser@5.44.1)(tsx@4.21.0)(yaml@2.8.1)))(typescript@5.8.3)(vite@7.1.7(@types/node@20.19.11)(jiti@2.6.1)(lightningcss@1.30.1)(terser@5.44.1)(tsx@4.21.0)(yaml@2.8.1))
+        version: 9.1.15(@babel/core@7.28.5)(next@16.1.1(@babel/core@7.28.5)(@opentelemetry/api@1.9.0)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3))(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(rollup@4.52.2)(storybook@9.1.15(@testing-library/dom@10.4.1)(prettier@3.6.2)(vite@7.1.7(@types/node@20.19.11)(jiti@2.6.1)(lightningcss@1.30.1)(terser@5.44.1)(tsx@4.21.0)(yaml@2.8.1)))(typescript@5.8.3)(vite@7.1.7(@types/node@20.19.11)(jiti@2.6.1)(lightningcss@1.30.1)(terser@5.44.1)(tsx@4.21.0)(yaml@2.8.1))
       '@svgr/webpack':
         specifier: ^8.1.0
         version: 8.1.0(typescript@5.8.3)
@@ -453,29 +459,26 @@ importers:
         specifier: ^3.2.4
         version: 3.2.4(@types/debug@4.1.12)(@types/node@20.19.11)(@vitest/browser@3.2.4)(jiti@2.6.1)(lightningcss@1.30.1)(terser@5.44.1)(tsx@4.21.0)(yaml@2.8.1)
 
-  services/agent-service-ts:
+  services/agent-service:
     dependencies:
+      '@ai-sdk/langchain':
+        specifier: 2.0.83
+        version: 2.0.83(@langchain/core@1.1.20(@opentelemetry/api@1.9.0)(openai@6.19.0(ws@8.18.3)(zod@4.3.5)))(@langchain/langgraph@1.1.3(@langchain/core@1.1.20(@opentelemetry/api@1.9.0)(openai@6.19.0(ws@8.18.3)(zod@4.3.5)))(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(zod-to-json-schema@3.25.1(zod@4.3.5))(zod@4.3.5))(zod@4.3.5)
       '@langchain/core':
-        specifier: ^1.1.16
-        version: 1.1.16(openai@6.16.0(ws@8.18.3)(zod@4.3.5))
-      '@langchain/deepseek':
-        specifier: ^1.0.6
-        version: 1.0.6(@langchain/core@1.1.16(openai@6.16.0(ws@8.18.3)(zod@4.3.5)))(ws@8.18.3)
-      '@langchain/langgraph':
-        specifier: ^1.1.1
-        version: 1.1.1(@langchain/core@1.1.16(openai@6.16.0(ws@8.18.3)(zod@4.3.5)))(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(zod-to-json-schema@3.24.6(zod@4.3.5))(zod@4.3.5)
+        specifier: 1.1.20
+        version: 1.1.20(@opentelemetry/api@1.9.0)(openai@6.19.0(ws@8.18.3)(zod@4.3.5))
+      '@langchain/openai':
+        specifier: 1.2.6
+        version: 1.2.6(@langchain/core@1.1.20(@opentelemetry/api@1.9.0)(openai@6.19.0(ws@8.18.3)(zod@4.3.5)))(ws@8.18.3)
       '@prisma/adapter-pg':
         specifier: ^7.2.0
         version: 7.2.0
       '@prisma/client':
         specifier: ^7.2.0
         version: 7.2.0(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.9.3))(typescript@5.9.3)
-      axios:
-        specifier: ^1.13.2
-        version: 1.13.2
-      cors:
-        specifier: ^2.8.6
-        version: 2.8.6
+      ai:
+        specifier: 6.0.78
+        version: 6.0.78(zod@4.3.5)
       dotenv:
         specifier: ^17.2.3
         version: 17.2.3
@@ -491,9 +494,6 @@ importers:
       uuid:
         specifier: ^13.0.0
         version: 13.0.0
-      zod:
-        specifier: ^4.3.5
-        version: 4.3.5
     devDependencies:
       '@types/cors':
         specifier: ^2.8.19
@@ -530,6 +530,54 @@ packages:
   '@adobe/css-tools@4.4.4':
     resolution: {integrity: sha512-Elp+iwUx5rN5+Y8xLt5/GRoG20WGoDCQ/1Fb+1LiGtvwbDavuSk0jhD/eZdckHAuzcDzccnkv+rEjyWfRx18gg==}
 
+  '@ai-sdk/gateway@3.0.16':
+    resolution: {integrity: sha512-OOY5CfRJiHvh/8np2vs1RQaCZ5hWv2qOeEmmeiABXK3gLQHUVnCO+1hhoLsZdHM5iElu6M407dAOfyvTsKJqcQ==}
+    engines: {node: '>=18'}
+    peerDependencies:
+      zod: ^3.25.76 || ^4.1.8
+
+  '@ai-sdk/gateway@3.0.39':
+    resolution: {integrity: sha512-SeCZBAdDNbWpVUXiYgOAqis22p5MEYfrjRw0hiBa5hM+7sDGYQpMinUjkM8kbPXMkY+AhKLrHleBl+SuqpzlgA==}
+    engines: {node: '>=18'}
+    peerDependencies:
+      zod: ^3.25.76 || ^4.1.8
+
+  '@ai-sdk/langchain@2.0.83':
+    resolution: {integrity: sha512-Qlfj1plZqidrhw3i3A4XLSMNAYuUc0ctL2eyhv3F/ndk1l4ij9DI/0xbHDcYD2ukvrUsZMvdC8cRsm1DNLqvhQ==}
+    engines: {node: '>=18'}
+    peerDependencies:
+      '@langchain/core': '>=1.0.0'
+      '@langchain/langgraph': '>=0.2.0'
+    peerDependenciesMeta:
+      '@langchain/langgraph':
+        optional: true
+
+  '@ai-sdk/provider-utils@4.0.14':
+    resolution: {integrity: sha512-7bzKd9lgiDeXM7O4U4nQ8iTxguAOkg8LZGD9AfDVZYjO5cKYRwBPwVjboFcVrxncRHu0tYxZtXZtiLKpG4pEng==}
+    engines: {node: '>=18'}
+    peerDependencies:
+      zod: ^3.25.76 || ^4.1.8
+
+  '@ai-sdk/provider-utils@4.0.8':
+    resolution: {integrity: sha512-ns9gN7MmpI8vTRandzgz+KK/zNMLzhrriiKECMt4euLtQFSBgNfydtagPOX4j4pS1/3KvHF6RivhT3gNQgBZsg==}
+    engines: {node: '>=18'}
+    peerDependencies:
+      zod: ^3.25.76 || ^4.1.8
+
+  '@ai-sdk/provider@3.0.4':
+    resolution: {integrity: sha512-5KXyBOSEX+l67elrEa+wqo/LSsSTtrPj9Uoh3zMbe/ceQX4ucHI3b9nUEfNkGF3Ry1svv90widAt+aiKdIJasQ==}
+    engines: {node: '>=18'}
+
+  '@ai-sdk/provider@3.0.8':
+    resolution: {integrity: sha512-oGMAgGoQdBXbZqNG0Ze56CHjDZ1IDYOwGYxYjO5KLSlz5HiNQ9udIXsPZ61VWaHGZ5XW/jyjmr6t2xz2jGVwbQ==}
+    engines: {node: '>=18'}
+
+  '@ai-sdk/react@3.0.41':
+    resolution: {integrity: sha512-mTyfkM+WVUIlaqIpOPSgHlKL1sRQ9df+hdhs7EmDi804m/Ouw+Cq++HCJ9GFAnpnLizcO8huBoTNIrgdjewjzQ==}
+    engines: {node: '>=18'}
+    peerDependencies:
+      react: ^18 || ~19.0.1 || ~19.1.2 || ^19.2.1
+
   '@alloc/quick-lru@5.2.0':
     resolution: {integrity: sha512-UrcABB+4bUrFABwbluTIBErXwvbsU/V7TZWfmbgJfbkwiBuziS9gxdODUyuiecfdGQ85jglMW6juS3+z5TsKLw==}
     engines: {node: '>=10'}
@@ -2351,6 +2399,12 @@ packages:
     peerDependencies:
       hono: ^4
 
+  '@hono/node-server@1.19.9':
+    resolution: {integrity: sha512-vHL6w3ecZsky+8P5MD+eFfaGTyCeOHUIFYMGpQGbrBTSmNNoxv0if69rEZ5giu36weC5saFuznL411gRX7bJDw==}
+    engines: {node: '>=18.14.1'}
+    peerDependencies:
+      hono: ^4
+
   '@hookform/resolvers@5.2.1':
     resolution: {integrity: sha512-u0+6X58gkjMcxur1wRWokA7XsiiBJ6aK17aPZxhkoYiK5J+HcTx0Vhu9ovXe6H+dVpO6cjrn2FkJTryXEMlryQ==}
     peerDependencies:
@@ -2598,15 +2652,9 @@ packages:
   '@jridgewell/trace-mapping@0.3.31':
     resolution: {integrity: sha512-zzNR+SdQSDJzc8joaeP8QQoCQr8NuYx2dIIytl1QeBEZHJ9uW6hebsrYgbz8hJwUQao3TWCMtmfV8Nu1twOLAw==}
 
-  '@langchain/core@1.1.16':
-    resolution: {integrity: sha512-2XKQKxvQdeQiuIo0tacAmDVojhSVAci8D2WDdmmyN+6CqDusLHEHyIDaOt4o+UBvpkyHXbCdrljzDTQY/AKeqg==}
-    engines: {node: '>=20'}
-
-  '@langchain/deepseek@1.0.6':
-    resolution: {integrity: sha512-IM+byFLd2oBjkk7WYIrcETynyuNsZBtt2si2HCRD3+H7oQi59rvMKxHmPIro7n2oAFpxL2yzmwRy6G21FVr8Mg==}
+  '@langchain/core@1.1.20':
+    resolution: {integrity: sha512-rwi7ZMhR336xIewGxVtOVZd63QBzVsV+zg/o1Og82yG4xTWODI8RIczMUATE5YYbEQQcbqsLPmM7vPpXtD5eHQ==}
     engines: {node: '>=20'}
-    peerDependencies:
-      '@langchain/core': ^1.0.0
 
   '@langchain/langgraph-checkpoint@1.0.0':
     resolution: {integrity: sha512-xrclBGvNCXDmi0Nz28t3vjpxSH6UYx6w5XAXSiiB1WEdc2xD2iY/a913I3x3a31XpInUW/GGfXXfePfaghV54A==}
@@ -2628,8 +2676,8 @@ packages:
       react-dom:
         optional: true
 
-  '@langchain/langgraph@1.1.1':
-    resolution: {integrity: sha512-FfFiaUwc2P5cy0AyALTA72S9OuutBLy+TRQECQSkwI5H40UNF+h7HM0U28xGTfmQ6MrqzbnnpRfXRTQX4jqsUw==}
+  '@langchain/langgraph@1.1.3':
+    resolution: {integrity: sha512-o/cEWeocDDSpyBI2MfX07LkNG4LzdRKxwcgUcbR4PyRzhxxCkeIZRCCYkXVQoDbdKqAczJa0D7+yjU9rmA5iHQ==}
     engines: {node: '>=18'}
     peerDependencies:
       '@langchain/core': ^1.0.1
@@ -2639,8 +2687,8 @@ packages:
       zod-to-json-schema:
         optional: true
 
-  '@langchain/openai@1.2.3':
-    resolution: {integrity: sha512-+bKR4+Obz5a/NHEw0bAm3f/s4k0cXc/g46ZRRXqjcyDYP+9wFarItvGNn6DEEk5S7pGp1QqApAQNt9IZk1Ic1Q==}
+  '@langchain/openai@1.2.6':
+    resolution: {integrity: sha512-fD+fRjqeWIM2r7mcFWCL9lp6iecUMJ8ePeqDjSQZtENP/u+RQ/18nfZE5wG9zBk7PT9BPlJWh8cZf07p748jzQ==}
     engines: {node: '>=20'}
     peerDependencies:
       '@langchain/core': ^1.0.0
@@ -2662,6 +2710,16 @@ packages:
       '@types/react': 19.2.2
       react: '>=16'
 
+  '@modelcontextprotocol/sdk@1.26.0':
+    resolution: {integrity: sha512-Y5RmPncpiDtTXDbLKswIJzTqu2hyBKxTNsgKqKclDbhIgg1wgtf1fRuvxgTnRfcnxtvvgbIEcqUOzZrJ6iSReg==}
+    engines: {node: '>=18'}
+    peerDependencies:
+      '@cfworker/json-schema': ^4.1.1
+      zod: ^3.25 || ^4.0
+    peerDependenciesMeta:
+      '@cfworker/json-schema':
+        optional: true
+
   '@mrleebo/prisma-ast@0.12.1':
     resolution: {integrity: sha512-JwqeCQ1U3fvccttHZq7Tk0m/TMC6WcFAQZdukypW3AzlJYKYTGNVd1ANU2GuhKnv4UQuOFj3oAl0LLG/gxFN1w==}
     engines: {node: '>=16'}
@@ -2775,6 +2833,10 @@ packages:
     resolution: {integrity: sha512-nn5ozdjYQpUCZlWGuxcJY/KpxkWQs4DcbMCmKojjyrYDEAGy4Ce19NN4v5MduafTwJlbKc99UA8YhSVqq9yPZA==}
     engines: {node: '>=12.4.0'}
 
+  '@opentelemetry/api@1.9.0':
+    resolution: {integrity: sha512-3giAOQvZiH5F9bMlMiv8+GSPMeqg0dbaeo58/0SlA9sxSqZhnUtxzX9/2FzyhS9sWQf5S0GJE0AKBrFqjpeYcg==}
+    engines: {node: '>=8.0.0'}
+
   '@pinojs/redact@0.4.0':
     resolution: {integrity: sha512-k2ENnmBugE/rzQfEcdWHcCY+/FM3VLzH9cYEsbdsoqrvzAKRhUZeRNhAZvB8OitQJ1TBed3yqWtdjzS6wJKBwg==}
 
@@ -4859,6 +4921,10 @@ packages:
     peerDependencies:
       '@urql/core': ^5.0.0
 
+  '@vercel/oidc@3.1.0':
+    resolution: {integrity: sha512-Fw28YZpRnA3cAHHDlkt7xQHiJ0fcL+NRcIqsocZQUSmbzeIKRpwttJjik5ZGanXP+vlA4SbTg+AbA3bP363l+w==}
+    engines: {node: '>= 20'}
+
   '@vitest/browser@3.2.4':
     resolution: {integrity: sha512-tJxiPrWmzH8a+w9nLKlQMzAKX/7VjFs50MWgcAj7p9XQ7AQ9/35fByFYptgPELyLw+0aixTnC4pUWV+APcZ/kw==}
     peerDependencies:
@@ -5022,6 +5088,18 @@ packages:
     resolution: {integrity: sha512-MnA+YT8fwfJPgBx3m60MNqakm30XOkyIoH1y6huTQvC0PwZG7ki8NacLBcrPbNoo8vEZy7Jpuk7+jMO+CUovTQ==}
     engines: {node: '>= 14'}
 
+  ai@6.0.39:
+    resolution: {integrity: sha512-hF05gF4H+IxuilA8kNANVVHQXduTJsJaH74jmlmy8mcQt3NZgPYe2zZNyGBV4DPDYTUDt1h31hbLgQqJTn5LGA==}
+    engines: {node: '>=18'}
+    peerDependencies:
+      zod: ^3.25.76 || ^4.1.8
+
+  ai@6.0.78:
+    resolution: {integrity: sha512-eriIX/NLWfWNDeE/OJy8wmIp9fyaH7gnxTOCPT5bp0MNkvORstp1TwRUql9au8XjXzH7o2WApqbwgxJDDV0Rbw==}
+    engines: {node: '>=18'}
+    peerDependencies:
+      zod: ^3.25.76 || ^4.1.8
+
   ajv-formats@2.1.1:
     resolution: {integrity: sha512-Wx0Kx52hxE7C18hkMEggYlEifqWZtYaRgouJor+WMdPnQyEK13vgEWyVNup7SoeeoLMsr4kf5h6dOW11I15MUA==}
     peerDependencies:
@@ -5030,6 +5108,14 @@ packages:
       ajv:
         optional: true
 
+  ajv-formats@3.0.1:
+    resolution: {integrity: sha512-8iUql50EUR+uUcdRQ3HDqa6EVyo3docL8g5WJ3FNcWmu62IbkGUue/pEyLBW8VGKKucTPgqeks4fIU1DA4yowQ==}
+    peerDependencies:
+      ajv: ^8.0.0
+    peerDependenciesMeta:
+      ajv:
+        optional: true
+
   ajv-keywords@3.5.2:
     resolution: {integrity: sha512-5p6WTN0DdTGVQk6VjcEju19IgaHudalcfabD7yhDGeA6bcQnmL+CpveLJq/3hvfwd1aof6L386Ougkx6RfyMIQ==}
     peerDependencies:
@@ -5184,9 +5270,6 @@ packages:
   async@3.2.6:
     resolution: {integrity: sha512-htCUDlxyyCLMgaM3xXg0C0LW2xqfuQ6p05pCEIsXuyQ+a1koYKTuBMzRNwmybfLgvJDMd0r1LTn4+E0Ti6C2AA==}
 
-  asynckit@0.4.0:
-    resolution: {integrity: sha512-Oei9OH4tRh0YqU3GxhX79dM/mwVgvbZJaSNaRk+bshkj0S5cfHcgYakreBjrHwatXKbz+IoIdYLxrKim2MjW0Q==}
-
   atomic-sleep@1.0.0:
     resolution: {integrity: sha512-kNOjDqAh7px0XWNI+4QbzoiR/nTkHAWNud2uvnJquD1/x5a7EQZMJT0AczqK0Qn67oY/TTQ1LbUKajZpp3I9tQ==}
     engines: {node: '>=8.0.0'}
@@ -5214,9 +5297,6 @@ packages:
     resolution: {integrity: sha512-ilYanEU8vxxBexpJd8cWM4ElSQq4QctCLKih0TSfjIfCQTeyH/6zVrmIJfLPrKTKJRbiG+cfnZbQIjAlJmF1jQ==}
     engines: {node: '>=4'}
 
-  axios@1.13.2:
-    resolution: {integrity: sha512-VPk9ebNqPcy5lRGuSlKx752IlDatOjT9paPlm8A7yOuW2Fbvp4X3JznJtT4f0GzGLLiWE9W8onz51SqLYwzGaA==}
-
   axobject-query@4.1.0:
     resolution: {integrity: sha512-qIj0G9wZbMGNLjLmg1PT6v2mE9AH2zlnADJD/2tC6E00hgmhUOfEB6greHPAfLRSufHqROIUTkw6E+M3lH0PTQ==}
     engines: {node: '>= 0.4'}
@@ -5707,10 +5787,6 @@ packages:
     resolution: {integrity: sha512-a+UqTh4kgZg/SlGvfbzDHpgRu7AAQOmmqRHJnxhRZICKFUT91brVhNNt58CMWU9PsBbv3PDCZUHbVxuDiH2mtA==}
     engines: {node: '>=0.1.90'}
 
-  combined-stream@1.0.8:
-    resolution: {integrity: sha512-FQN4MRfuJeHf7cBbBMJFXhKSDq+2kAArBlmRBvcvFE5BB1HZKXtSFASDhdlz9zOYwxh8lDdnvmMOe/+5cdoEdg==}
-    engines: {node: '>= 0.8'}
-
   comma-separated-tokens@2.0.3:
     resolution: {integrity: sha512-Fu4hJdvzeylCfQPp9SGWidpzrMs7tTrlu6Vb8XGaRGck8QSNZJJp538Wrb60Lax4fPwR64ViY468OIUTbRlGZg==}
 
@@ -6091,10 +6167,6 @@ packages:
   defu@6.1.4:
     resolution: {integrity: sha512-mEQCMmwJu317oSz8CwdIOdwf3xMif1ttiM8LTufzc3g6kR+9Pe236twL8j3IYT1F7GfRgGcW6MWxzZjLIkuHIg==}
 
-  delayed-stream@1.0.0:
-    resolution: {integrity: sha512-ZySD7Nf91aLB0RxL4KGrKHBXl7Eds1DAmEdcoVawXnLD7SDhpNgtuII2aAkg7a7QS41jxPSZ17p4VdGnMHk3MQ==}
-    engines: {node: '>=0.4.0'}
-
   denque@2.1.0:
     resolution: {integrity: sha512-HVQE3AAb/pxF8fQAoiqpvg9i3evqug3hoiwakOyZAwJm+6vZehbkYXZ0l4JxS+I3QxM97v5aaRNhj8v5oBhekw==}
     engines: {node: '>=0.10'}
@@ -6668,6 +6740,14 @@ packages:
     resolution: {integrity: sha512-mQw+2fkQbALzQ7V0MY0IqdnXNOeTtP4r0lN9z7AAawCXgqea7bDii20AYrIBrFd/Hx0M2Ocz6S111CaFkUcb0Q==}
     engines: {node: '>=0.8.x'}
 
+  eventsource-parser@3.0.6:
+    resolution: {integrity: sha512-Vo1ab+QXPzZ4tCa8SwIHJFaSzy4R6SHf7BY79rFBDf0idraZWAkYrDjDj8uWaSm3S2TK+hJ7/t1CEmZ7jXw+pg==}
+    engines: {node: '>=18.0.0'}
+
+  eventsource@3.0.7:
+    resolution: {integrity: sha512-CRT1WTyuQoD771GW56XEZFQ/ZoSfWid1alKGDYMmkt2yl8UXrVR4pspqWNEcqKvVIzg6PAltWjxcSSPrboA4iA==}
+    engines: {node: '>=18.0.0'}
+
   exec-async@2.2.0:
     resolution: {integrity: sha512-87OpwcEiMia/DeiKFzaQNBNFeN3XkkpYIh9FyOqq5mS2oKv3CBE67PXoEKcr6nodWdXNogTiQ0jE2NGuoffXPw==}
 
@@ -6841,6 +6921,12 @@ packages:
   exponential-backoff@3.1.3:
     resolution: {integrity: sha512-ZgEeZXj30q+I0EN+CbSSpIyPaJ5HVQD18Z1m+u1FXbAeT94mr1zw50q4q6jiiC447Nl/YTcIYSAftiGqetwXCA==}
 
+  express-rate-limit@8.2.1:
+    resolution: {integrity: sha512-PCZEIEIxqwhzw4KF0n7QF4QqruVTcF73O5kFKUnGOyjbCCgizBBiFaYpd/fnBLUMPw/BWw9OsiN7GgrNYr7j6g==}
+    engines: {node: '>= 16'}
+    peerDependencies:
+      express: '>= 4.11'
+
   express@5.2.1:
     resolution: {integrity: sha512-hIS4idWWai69NezIdRt2xFVofaF4j+6INOpJlVOLDO8zXGpUVEVzIYk12UUi2JzjEzWL3IOAxcTubgz9Po0yXw==}
     engines: {node: '>= 18'}
@@ -6981,15 +7067,6 @@ packages:
   flow-enums-runtime@0.0.6:
     resolution: {integrity: sha512-3PYnM29RFXwvAN6Pc/scUfkI7RwhQ/xqyLUyPNlXUp9S40zI8nup9tUSrTLSVnWGBN38FNiGWbwZOB6uR4OGdw==}
 
-  follow-redirects@1.15.11:
-    resolution: {integrity: sha512-deG2P0JfjrTxl50XGCDyfI97ZGVCxIpfKYmfyrQ54n5FO/0gfIES8C/Psl6kWVDolizcaaxZJnTS0QSMxvnsBQ==}
-    engines: {node: '>=4.0'}
-    peerDependencies:
-      debug: '*'
-    peerDependenciesMeta:
-      debug:
-        optional: true
-
   fontfaceobserver@2.3.0:
     resolution: {integrity: sha512-6FPvD/IVyT4ZlNe7Wcn5Fb/4ChigpucKYSvD6a+0iMoLn2inpo711eyIcKjmDtE5XNcgAkSH9uN/nfAeZzHEfg==}
 
@@ -7001,10 +7078,6 @@ packages:
     resolution: {integrity: sha512-gIXjKqtFuWEgzFRJA9WCQeSJLZDjgJUOMCMzxtvFq/37KojM1BFGufqsCy0r4qSQmYLsZYMeyRqzIWOMup03sw==}
     engines: {node: '>=14'}
 
-  form-data@4.0.5:
-    resolution: {integrity: sha512-8RipRLol37bNs2bhoV67fiTEvdTrbMUYcFTiy3+wuuOnUog2QBHCZWXDRijWQfAkhBj2Uf5UnVaiWwA5vdd82w==}
-    engines: {node: '>= 6'}
-
   format@0.2.2:
     resolution: {integrity: sha512-wzsgA6WOq+09wrU1tsJ09udeR/YZRaeArL9e1wPbFg3GG2yDnC2ldKpxs4xunpFF9DgqCqOIra3bc1HWrJ37Ww==}
     engines: {node: '>=0.4.x'}
@@ -7304,6 +7377,10 @@ packages:
     resolution: {integrity: sha512-BIdolzGpDO9MQ4nu3AUuDwHZZ+KViNm+EZ75Ae55eMXMqLVhDFqEMXxtUe9Qh8hjL+pIna/frs2j6Y2yD5Ua/g==}
     engines: {node: '>=16.9.0'}
 
+  hono@4.11.8:
+    resolution: {integrity: sha512-eVkB/CYCCei7K2WElZW9yYQFWssG0DhaDhVvr7wy5jJ22K+ck8fWW0EsLpB0sITUTvPnc97+rrbQqIr5iqiy9Q==}
+    engines: {node: '>=16.9.0'}
+
   hosted-git-info@7.0.2:
     resolution: {integrity: sha512-puUZAUKT5m8Zzvs72XWy3HtvVbTWljRE66cP60bxJzAqf2DgICo7lYTY2IHUmLnNpjYvw5bvmoHvPc0QO2a62w==}
     engines: {node: ^16.14.0 || >=18.0.0}
@@ -7446,6 +7523,10 @@ packages:
     resolution: {integrity: sha512-C6uC+kleiIMmjViJINWk80sOQw5lEzse1ZmvD+S/s8p8CWapftSaC+kocGTx6xrbrJ4WmYQGC08ffHLr6ToR6Q==}
     engines: {node: '>=12.22.0'}
 
+  ip-address@10.0.1:
+    resolution: {integrity: sha512-NWv9YLW4PoW2B7xtzaS3NCot75m6nK7Icdv0o3lfMceJVRfSoQwqD4wEH5rLwoKJwUiZ/rfpiVBhnaF0FK4HoA==}
+    engines: {node: '>= 12'}
+
   ipaddr.js@1.9.1:
     resolution: {integrity: sha512-0KI/607xoxSToH7GjN1FfSbLoU0+btTicjsQSWQlh/hZykN8KpmMf7uYwPW3R+akZ6R/w18ZlXSHBYXiYUPO3g==}
     engines: {node: '>= 0.10'}
@@ -7791,6 +7872,12 @@ packages:
   json-schema-traverse@1.0.0:
     resolution: {integrity: sha512-NM8/P9n3XjXhIZn1lLhkFaACTOURQXjWhV4BA/RnOv8xvgqtqpAX9IO4mRQxSx1Rlo4tqzeqb0sOlruaOy3dug==}
 
+  json-schema-typed@8.0.2:
+    resolution: {integrity: sha512-fQhoXdcvc3V28x7C7BMs4P5+kNlgUURe2jmUT1T//oBRMDrqy1QPelJimwZGo7Hg9VPV3EQV5Bnq4hbFy2vetA==}
+
+  json-schema@0.4.0:
+    resolution: {integrity: sha512-es94M3nTIfsEPisRafak+HDLfHXnKBhV3vU5eqPcS3flIWqcxJWgXHXiey3YrpaNsanY5ei1VoYEbOzijuq9BA==}
+
   json-stable-stringify-without-jsonify@1.0.1:
     resolution: {integrity: sha512-Bdboy+l7tA3OGW6FjyFHWkP5LuByj1Tk33Ljyq0axyzdk9//JSi2u3fP1QSmd1KNwq6VOKYGlAu87CisVir6Pw==}
 
@@ -7832,8 +7919,8 @@ packages:
     resolution: {integrity: sha512-mnIlAEMu4OyEvUNdzco9xpuB9YVcPkQec+QsgycBCtPZvEqWPCDPfbAE4OJMdBBWpZWtpCn1xw9jJYlwjWI5zQ==}
     hasBin: true
 
-  langsmith@0.4.8:
-    resolution: {integrity: sha512-zyhQ4zp/TJqITfoQvtk8ehUmdIkxj24dTA76nEnMw63lb04/JKZgs29r/epH1pmEwbt0nUlQWKlE8n2g6BabUA==}
+  langsmith@0.5.2:
+    resolution: {integrity: sha512-CfkcQsiajtTWknAcyItvJsKEQdY2VgDpm6U8pRI9wnM07mevnOv5EF+RcqWGwx37SEUxtyi2RXMwnKW8b06JtA==}
     peerDependencies:
       '@opentelemetry/api': '*'
       '@opentelemetry/exporter-trace-otlp-proto': '*'
@@ -8863,8 +8950,8 @@ packages:
     resolution: {integrity: sha512-7x81NCL719oNbsq/3mh+hVrAWmFuEYUqrq/Iw3kUzH8ReypT9QQ0BLoJS7/G9k6N81XjW4qHWtjWwe/9eLy1EQ==}
     engines: {node: '>=12'}
 
-  openai@6.16.0:
-    resolution: {integrity: sha512-fZ1uBqjFUjXzbGc35fFtYKEOxd20kd9fDpFeqWtsOZWiubY8CZ1NAlXHW3iathaFvqmNtCWMIsosCuyeI7Joxg==}
+  openai@6.19.0:
+    resolution: {integrity: sha512-5uGrF82Ql7TKgIWUnuxh+OyzYbPRPwYDSgGc05JowbXRFsOkuj0dJuCdPCTBZT4mcmp2NEvj/URwDzW+lYgmVw==}
     hasBin: true
     peerDependencies:
       ws: ^8.18.0
@@ -9090,6 +9177,10 @@ packages:
     resolution: {integrity: sha512-TfySrs/5nm8fQJDcBDuUng3VOUKsd7S+zqvbOTiGXHfxX4wK31ard+hoNuvkicM/2YFzlpDgABOevKSsB4G/FA==}
     engines: {node: '>= 6'}
 
+  pkce-challenge@5.0.1:
+    resolution: {integrity: sha512-wQ0b/W4Fr01qtpHlqSqspcj3EhBvimsdh0KlHhH8HRZnMsEa0ea2fTULOXOS9ccQr3om+GcGRk4e+isrZWV8qQ==}
+    engines: {node: '>=16.20.0'}
+
   pkg-types@2.3.0:
     resolution: {integrity: sha512-SIqCzDRg0s9npO5XQ3tNZioRY1uK06lA41ynBC1YmFTmnY6FjUjVt6s4LoADmwoig1qqD0oK8h1p/8mlMx8Oig==}
 
@@ -9278,9 +9369,6 @@ packages:
     resolution: {integrity: sha512-llQsMLSUDUPT44jdrU/O37qlnifitDP+ZwrmmZcoSKyLKvtZxpyV0n2/bD/N4tBAAZ/gJEdZU7KMraoK1+XYAg==}
     engines: {node: '>= 0.10'}
 
-  proxy-from-env@1.1.0:
-    resolution: {integrity: sha512-D+zkORCbA9f1tdWRK0RaCR3GPv50cMxcrz4X8k5LTSUD1Dkw47mKJEZQNunItRTkWwgtaUSo1RVFRIG9ZXiFYg==}
-
   pump@3.0.3:
     resolution: {integrity: sha512-todwxLMY7/heScKmntwQG8CXVkWUOdYxIvY2s0VWAAMh/nd8SoYiRaKjlr7+iCs984f2P8zvrfWcDDYVb73NfA==}
 
@@ -10230,6 +10318,11 @@ packages:
     engines: {node: '>=14.0.0'}
     hasBin: true
 
+  swr@2.4.0:
+    resolution: {integrity: sha512-sUlC20T8EOt1pHmDiqueUWMmRRX03W7w5YxovWX7VR2KHEPCTMly85x05vpkP5i6Bu4h44ePSMD9Tc+G2MItFw==}
+    peerDependencies:
+      react: ^16.11.0 || ^17.0.0 || ^18.0.0 || ^19.0.0
+
   synckit@0.11.11:
     resolution: {integrity: sha512-MeQTA1r0litLUf0Rp/iisCaL8761lKAZHaimlbGK4j0HysC4PLfqygQj9srcs0m2RdtDYnF8UuYyKpbjHYp7Jw==}
     engines: {node: ^14.18.0 || >=16.0.0}
@@ -10319,6 +10412,10 @@ packages:
   throat@5.0.0:
     resolution: {integrity: sha512-fcwX4mndzpLQKBS1DVYhGAcYaYt7vsHNIvQV+WXMvnow5cgjPphq5CaayLaGsjRdSCKZFNGt7/GYAuXaNOiYCA==}
 
+  throttleit@2.1.0:
+    resolution: {integrity: sha512-nt6AMGKW1p/70DF/hGBdJB57B8Tspmbp5gfJ8ilhLnt7kkr2ye7hzD6NVG8GGErk2HWF34igrL2CXmNIkzKqKw==}
+    engines: {node: '>=18'}
+
   through@2.3.8:
     resolution: {integrity: sha512-w89qg7PI8wAdvX60bMDP+bFoD5Dvhm9oLheFp5O4a2QF0cSBGsBX4qZmadPMvVqlLJBBci+WqGGOAPvcDeNSVg==}
 
@@ -10621,6 +10718,11 @@ packages:
     peerDependencies:
       react: ^16.8.0 || ^17.0.0 || ^18.0.0 || ^19.0.0
 
+  use-sync-external-store@1.6.0:
+    resolution: {integrity: sha512-Pp6GSwGP/NrPIrxVFAIkOQeyw8lFenOHijQWkUTrDvrF4ALqylP2C/KCkeS9dpUM3KvYRQhna5vt7IL95+ZQ9w==}
+    peerDependencies:
+      react: ^16.8.0 || ^17.0.0 || ^18.0.0 || ^19.0.0
+
   util-deprecate@1.0.2:
     resolution: {integrity: sha512-EPD5q1uXyFxJpCrLnCc1nHnq3gOa6DZBocAIiI2TaSCA7VCJ1UJDMagCzIkXNsUYfD1daK//LTEQ8xiIbrHtcw==}
 
@@ -11015,6 +11117,11 @@ packages:
     peerDependencies:
       zod: ^3.24.1
 
+  zod-to-json-schema@3.25.1:
+    resolution: {integrity: sha512-pM/SU9d3YAggzi6MtR4h7ruuQlqKtad8e9S0fmxcMi+ueAK5Korys/aWcV9LIIHTVbj01NdzxcnXSN+O74ZIVA==}
+    peerDependencies:
+      zod: ^3.25 || ^4
+
   zod-validation-error@4.0.2:
     resolution: {integrity: sha512-Q6/nZLe6jxuU80qb/4uJ4t5v2VEZ44lzQjPDhYJNztRQ4wyWc6VF3D3Kb/fAuPetZQnhS3hnajCf9CsWesghLQ==}
     engines: {node: '>=18.0.0'}
@@ -11075,6 +11182,75 @@ snapshots:
 
   '@adobe/css-tools@4.4.4': {}
 
+  '@ai-sdk/gateway@3.0.16(zod@4.1.5)':
+    dependencies:
+      '@ai-sdk/provider': 3.0.4
+      '@ai-sdk/provider-utils': 4.0.8(zod@4.1.5)
+      '@vercel/oidc': 3.1.0
+      zod: 4.1.5
+
+  '@ai-sdk/gateway@3.0.39(zod@4.1.5)':
+    dependencies:
+      '@ai-sdk/provider': 3.0.8
+      '@ai-sdk/provider-utils': 4.0.14(zod@4.1.5)
+      '@vercel/oidc': 3.1.0
+      zod: 4.1.5
+
+  '@ai-sdk/gateway@3.0.39(zod@4.3.5)':
+    dependencies:
+      '@ai-sdk/provider': 3.0.8
+      '@ai-sdk/provider-utils': 4.0.14(zod@4.3.5)
+      '@vercel/oidc': 3.1.0
+      zod: 4.3.5
+
+  '@ai-sdk/langchain@2.0.83(@langchain/core@1.1.20(@opentelemetry/api@1.9.0)(openai@6.19.0(ws@8.18.3)(zod@4.3.5)))(@langchain/langgraph@1.1.3(@langchain/core@1.1.20(@opentelemetry/api@1.9.0)(openai@6.19.0(ws@8.18.3)(zod@4.3.5)))(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(zod-to-json-schema@3.25.1(zod@4.3.5))(zod@4.3.5))(zod@4.3.5)':
+    dependencies:
+      '@langchain/core': 1.1.20(@opentelemetry/api@1.9.0)(openai@6.19.0(ws@8.18.3)(zod@4.3.5))
+      ai: 6.0.78(zod@4.3.5)
+    optionalDependencies:
+      '@langchain/langgraph': 1.1.3(@langchain/core@1.1.20(@opentelemetry/api@1.9.0)(openai@6.19.0(ws@8.18.3)(zod@4.3.5)))(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(zod-to-json-schema@3.25.1(zod@4.3.5))(zod@4.3.5)
+    transitivePeerDependencies:
+      - zod
+
+  '@ai-sdk/provider-utils@4.0.14(zod@4.1.5)':
+    dependencies:
+      '@ai-sdk/provider': 3.0.8
+      '@standard-schema/spec': 1.1.0
+      eventsource-parser: 3.0.6
+      zod: 4.1.5
+
+  '@ai-sdk/provider-utils@4.0.14(zod@4.3.5)':
+    dependencies:
+      '@ai-sdk/provider': 3.0.8
+      '@standard-schema/spec': 1.1.0
+      eventsource-parser: 3.0.6
+      zod: 4.3.5
+
+  '@ai-sdk/provider-utils@4.0.8(zod@4.1.5)':
+    dependencies:
+      '@ai-sdk/provider': 3.0.4
+      '@standard-schema/spec': 1.1.0
+      eventsource-parser: 3.0.6
+      zod: 4.1.5
+
+  '@ai-sdk/provider@3.0.4':
+    dependencies:
+      json-schema: 0.4.0
+
+  '@ai-sdk/provider@3.0.8':
+    dependencies:
+      json-schema: 0.4.0
+
+  '@ai-sdk/react@3.0.41(react@19.2.3)(zod@4.1.5)':
+    dependencies:
+      '@ai-sdk/provider-utils': 4.0.8(zod@4.1.5)
+      ai: 6.0.39(zod@4.1.5)
+      react: 19.2.3
+      swr: 2.4.0(react@19.2.3)
+      throttleit: 2.1.0
+    transitivePeerDependencies:
+      - zod
+
   '@alloc/quick-lru@5.2.0': {}
 
   '@ampproject/remapping@2.3.0':
@@ -12815,7 +12991,7 @@ snapshots:
 
   '@bcoe/v8-coverage@1.0.2': {}
 
-  '@better-auth/cli@1.4.16(@better-fetch/fetch@1.1.21)(@electric-sql/pglite@0.3.2)(better-call@1.1.8(zod@4.1.5))(jose@6.1.3)(kysely@0.28.10)(magicast@0.3.5)(mysql2@3.15.3)(nanostores@1.1.0)(next@16.1.1(@babel/core@7.28.3)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3))(postgres@3.4.7)(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3))(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(vitest@3.2.4)':
+  '@better-auth/cli@1.4.16(@better-fetch/fetch@1.1.21)(@electric-sql/pglite@0.3.2)(@opentelemetry/api@1.9.0)(better-call@1.1.8(zod@4.1.5))(jose@6.1.3)(kysely@0.28.10)(magicast@0.3.5)(mysql2@3.15.3)(nanostores@1.1.0)(next@16.1.1(@babel/core@7.28.5)(@opentelemetry/api@1.9.0)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3))(postgres@3.4.7)(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3))(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(vitest@3.2.4)':
     dependencies:
       '@babel/core': 7.28.5
       '@babel/preset-react': 7.28.5(@babel/core@7.28.5)
@@ -12827,13 +13003,13 @@ snapshots:
       '@mrleebo/prisma-ast': 0.13.1
       '@prisma/client': 5.22.0(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3))
       '@types/pg': 8.16.0
-      better-auth: 1.4.16(@prisma/client@5.22.0(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3)))(better-sqlite3@12.5.0)(drizzle-orm@0.41.0(@electric-sql/pglite@0.3.2)(@prisma/client@5.22.0(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3)))(@types/pg@8.16.0)(better-sqlite3@12.5.0)(kysely@0.28.10)(mysql2@3.15.3)(pg@8.17.1)(postgres@3.4.7)(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3)))(mysql2@3.15.3)(next@16.1.1(@babel/core@7.28.3)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3))(pg@8.17.1)(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3))(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(vitest@3.2.4)
+      better-auth: 1.4.16(3f841290749b2f97adb212b6d3f45bad)
       better-sqlite3: 12.5.0
       c12: 3.3.3(magicast@0.3.5)
       chalk: 5.6.2
       commander: 12.1.0
       dotenv: 17.2.3
-      drizzle-orm: 0.41.0(@electric-sql/pglite@0.3.2)(@prisma/client@7.2.0(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3))(typescript@5.8.3))(@types/pg@8.16.0)(better-sqlite3@12.5.0)(kysely@0.28.10)(mysql2@3.15.3)(pg@8.17.1)(postgres@3.4.7)(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3))
+      drizzle-orm: 0.41.0(@electric-sql/pglite@0.3.2)(@opentelemetry/api@1.9.0)(@prisma/client@7.2.0(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3))(typescript@5.8.3))(@types/pg@8.16.0)(better-sqlite3@12.5.0)(kysely@0.28.10)(mysql2@3.15.3)(pg@8.17.1)(postgres@3.4.7)(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3))
       open: 10.2.0
       pg: 8.17.1
       prettier: 3.6.2
@@ -12892,7 +13068,7 @@ snapshots:
       '@better-auth/utils': 0.3.0
       '@better-fetch/fetch': 1.1.21
       '@standard-schema/spec': 1.1.0
-      better-call: 1.1.8(zod@4.3.5)
+      better-call: 1.1.8(zod@4.1.5)
       jose: 6.1.3
       kysely: 0.28.10
       nanostores: 1.1.0
@@ -13409,7 +13585,7 @@ snapshots:
       '@eslint/core': 0.15.2
       levn: 0.4.1
 
-  '@expo/cli@54.0.16(expo-router@6.0.14)(expo@54.0.23)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))':
+  '@expo/cli@54.0.16(@modelcontextprotocol/sdk@1.26.0(@cfworker/json-schema@4.1.1)(zod@3.25.76))(expo-router@6.0.14)(expo@54.0.23)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))':
     dependencies:
       '@0no-co/graphql.web': 1.2.0
       '@expo/code-signing-certificates': 0.0.5
@@ -13419,7 +13595,7 @@ snapshots:
       '@expo/env': 2.0.7
       '@expo/image-utils': 0.8.7
       '@expo/json-file': 10.0.7
-      '@expo/mcp-tunnel': 0.1.0
+      '@expo/mcp-tunnel': 0.1.0(@modelcontextprotocol/sdk@1.26.0(@cfworker/json-schema@4.1.1)(zod@3.25.76))
       '@expo/metro': 54.1.0
       '@expo/metro-config': 54.0.9(expo@54.0.23)
       '@expo/osascript': 2.3.7
@@ -13444,7 +13620,7 @@ snapshots:
       connect: 3.7.0
       debug: 4.4.3
       env-editor: 0.4.2
-      expo: 54.0.23(@babel/core@7.28.5)(@expo/metro-runtime@6.1.2)(expo-router@6.0.14)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
+      expo: 54.0.23(@babel/core@7.28.5)(@expo/metro-runtime@6.1.2)(@modelcontextprotocol/sdk@1.26.0(@cfworker/json-schema@4.1.1)(zod@3.25.76))(expo-router@6.0.14)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
       expo-server: 1.0.4
       freeport-async: 2.0.0
       getenv: 2.0.0
@@ -13589,11 +13765,13 @@ snapshots:
       '@babel/code-frame': 7.10.4
       json5: 2.2.3
 
-  '@expo/mcp-tunnel@0.1.0':
+  '@expo/mcp-tunnel@0.1.0(@modelcontextprotocol/sdk@1.26.0(@cfworker/json-schema@4.1.1)(zod@3.25.76))':
     dependencies:
       ws: 8.18.3
       zod: 3.25.76
       zod-to-json-schema: 3.24.6(zod@3.25.76)
+    optionalDependencies:
+      '@modelcontextprotocol/sdk': 1.26.0(@cfworker/json-schema@4.1.1)(zod@3.25.76)
     transitivePeerDependencies:
       - bufferutil
       - utf-8-validate
@@ -13622,7 +13800,7 @@ snapshots:
       postcss: 8.4.49
       resolve-from: 5.0.0
     optionalDependencies:
-      expo: 54.0.23(@babel/core@7.28.5)(@expo/metro-runtime@6.1.2)(expo-router@6.0.14)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
+      expo: 54.0.23(@babel/core@7.28.5)(@expo/metro-runtime@6.1.2)(@modelcontextprotocol/sdk@1.26.0(@cfworker/json-schema@4.1.1)(zod@3.25.76))(expo-router@6.0.14)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
     transitivePeerDependencies:
       - bufferutil
       - supports-color
@@ -13631,7 +13809,7 @@ snapshots:
   '@expo/metro-runtime@6.1.2(expo@54.0.23)(react-dom@19.1.0(react@19.1.0))(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)':
     dependencies:
       anser: 1.4.10
-      expo: 54.0.23(@babel/core@7.28.5)(@expo/metro-runtime@6.1.2)(expo-router@6.0.14)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
+      expo: 54.0.23(@babel/core@7.28.5)(@expo/metro-runtime@6.1.2)(@modelcontextprotocol/sdk@1.26.0(@cfworker/json-schema@4.1.1)(zod@3.25.76))(expo-router@6.0.14)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
       pretty-format: 29.7.0
       react: 19.1.0
       react-native: 0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0)
@@ -13688,7 +13866,7 @@ snapshots:
       '@expo/json-file': 10.0.7
       '@react-native/normalize-colors': 0.81.5
       debug: 4.4.3
-      expo: 54.0.23(@babel/core@7.28.5)(@expo/metro-runtime@6.1.2)(expo-router@6.0.14)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
+      expo: 54.0.23(@babel/core@7.28.5)(@expo/metro-runtime@6.1.2)(@modelcontextprotocol/sdk@1.26.0(@cfworker/json-schema@4.1.1)(zod@3.25.76))(expo-router@6.0.14)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
       resolve-from: 5.0.0
       semver: 7.7.3
       xml2js: 0.6.0
@@ -13779,6 +13957,11 @@ snapshots:
     dependencies:
       hono: 4.10.6
 
+  '@hono/node-server@1.19.9(hono@4.11.8)':
+    dependencies:
+      hono: 4.11.8
+    optional: true
+
   '@hookform/resolvers@5.2.1(react-hook-form@7.62.0(react@19.2.3))':
     dependencies:
       '@standard-schema/utils': 0.3.0
@@ -14012,14 +14195,14 @@ snapshots:
       '@jridgewell/resolve-uri': 3.1.2
       '@jridgewell/sourcemap-codec': 1.5.5
 
-  '@langchain/core@1.1.16(openai@6.16.0(ws@8.18.3)(zod@4.3.5))':
+  '@langchain/core@1.1.20(@opentelemetry/api@1.9.0)(openai@6.19.0(ws@8.18.3)(zod@4.3.5))':
     dependencies:
       '@cfworker/json-schema': 4.1.1
       ansi-styles: 5.2.0
       camelcase: 6.3.0
       decamelize: 1.2.0
       js-tiktoken: 1.0.21
-      langsmith: 0.4.8(openai@6.16.0(ws@8.18.3)(zod@4.3.5))
+      langsmith: 0.5.2(@opentelemetry/api@1.9.0)(openai@6.19.0(ws@8.18.3)(zod@4.3.5))
       mustache: 4.2.0
       p-queue: 6.6.2
       uuid: 10.0.0
@@ -14030,46 +14213,43 @@ snapshots:
       - '@opentelemetry/sdk-trace-base'
       - openai
 
-  '@langchain/deepseek@1.0.6(@langchain/core@1.1.16(openai@6.16.0(ws@8.18.3)(zod@4.3.5)))(ws@8.18.3)':
+  '@langchain/langgraph-checkpoint@1.0.0(@langchain/core@1.1.20(@opentelemetry/api@1.9.0)(openai@6.19.0(ws@8.18.3)(zod@4.3.5)))':
     dependencies:
-      '@langchain/core': 1.1.16(openai@6.16.0(ws@8.18.3)(zod@4.3.5))
-      '@langchain/openai': 1.2.3(@langchain/core@1.1.16(openai@6.16.0(ws@8.18.3)(zod@4.3.5)))(ws@8.18.3)
-    transitivePeerDependencies:
-      - ws
-
-  '@langchain/langgraph-checkpoint@1.0.0(@langchain/core@1.1.16(openai@6.16.0(ws@8.18.3)(zod@4.3.5)))':
-    dependencies:
-      '@langchain/core': 1.1.16(openai@6.16.0(ws@8.18.3)(zod@4.3.5))
+      '@langchain/core': 1.1.20(@opentelemetry/api@1.9.0)(openai@6.19.0(ws@8.18.3)(zod@4.3.5))
       uuid: 10.0.0
+    optional: true
 
-  '@langchain/langgraph-sdk@1.5.5(@langchain/core@1.1.16(openai@6.16.0(ws@8.18.3)(zod@4.3.5)))(react-dom@19.2.3(react@19.2.3))(react@19.2.3)':
+  '@langchain/langgraph-sdk@1.5.5(@langchain/core@1.1.20(@opentelemetry/api@1.9.0)(openai@6.19.0(ws@8.18.3)(zod@4.3.5)))(react-dom@19.2.3(react@19.2.3))(react@19.2.3)':
     dependencies:
       p-queue: 9.1.0
       p-retry: 7.1.1
       uuid: 13.0.0
     optionalDependencies:
-      '@langchain/core': 1.1.16(openai@6.16.0(ws@8.18.3)(zod@4.3.5))
+      '@langchain/core': 1.1.20(@opentelemetry/api@1.9.0)(openai@6.19.0(ws@8.18.3)(zod@4.3.5))
       react: 19.2.3
       react-dom: 19.2.3(react@19.2.3)
+    optional: true
 
-  '@langchain/langgraph@1.1.1(@langchain/core@1.1.16(openai@6.16.0(ws@8.18.3)(zod@4.3.5)))(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(zod-to-json-schema@3.24.6(zod@4.3.5))(zod@4.3.5)':
+  '@langchain/langgraph@1.1.3(@langchain/core@1.1.20(@opentelemetry/api@1.9.0)(openai@6.19.0(ws@8.18.3)(zod@4.3.5)))(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(zod-to-json-schema@3.25.1(zod@4.3.5))(zod@4.3.5)':
     dependencies:
-      '@langchain/core': 1.1.16(openai@6.16.0(ws@8.18.3)(zod@4.3.5))
-      '@langchain/langgraph-checkpoint': 1.0.0(@langchain/core@1.1.16(openai@6.16.0(ws@8.18.3)(zod@4.3.5)))
-      '@langchain/langgraph-sdk': 1.5.5(@langchain/core@1.1.16(openai@6.16.0(ws@8.18.3)(zod@4.3.5)))(react-dom@19.2.3(react@19.2.3))(react@19.2.3)
+      '@langchain/core': 1.1.20(@opentelemetry/api@1.9.0)(openai@6.19.0(ws@8.18.3)(zod@4.3.5))
+      '@langchain/langgraph-checkpoint': 1.0.0(@langchain/core@1.1.20(@opentelemetry/api@1.9.0)(openai@6.19.0(ws@8.18.3)(zod@4.3.5)))
+      '@langchain/langgraph-sdk': 1.5.5(@langchain/core@1.1.20(@opentelemetry/api@1.9.0)(openai@6.19.0(ws@8.18.3)(zod@4.3.5)))(react-dom@19.2.3(react@19.2.3))(react@19.2.3)
+      '@standard-schema/spec': 1.1.0
       uuid: 10.0.0
       zod: 4.3.5
     optionalDependencies:
-      zod-to-json-schema: 3.24.6(zod@4.3.5)
+      zod-to-json-schema: 3.25.1(zod@4.3.5)
     transitivePeerDependencies:
       - react
       - react-dom
+    optional: true
 
-  '@langchain/openai@1.2.3(@langchain/core@1.1.16(openai@6.16.0(ws@8.18.3)(zod@4.3.5)))(ws@8.18.3)':
+  '@langchain/openai@1.2.6(@langchain/core@1.1.20(@opentelemetry/api@1.9.0)(openai@6.19.0(ws@8.18.3)(zod@4.3.5)))(ws@8.18.3)':
     dependencies:
-      '@langchain/core': 1.1.16(openai@6.16.0(ws@8.18.3)(zod@4.3.5))
+      '@langchain/core': 1.1.20(@opentelemetry/api@1.9.0)(openai@6.19.0(ws@8.18.3)(zod@4.3.5))
       js-tiktoken: 1.0.21
-      openai: 6.16.0(ws@8.18.3)(zod@4.3.5)
+      openai: 6.19.0(ws@8.18.3)(zod@4.3.5)
       zod: 4.3.5
     transitivePeerDependencies:
       - ws
@@ -14119,6 +14299,31 @@ snapshots:
       '@types/react': 19.2.2
       react: 19.2.3
 
+  '@modelcontextprotocol/sdk@1.26.0(@cfworker/json-schema@4.1.1)(zod@3.25.76)':
+    dependencies:
+      '@hono/node-server': 1.19.9(hono@4.11.8)
+      ajv: 8.17.1
+      ajv-formats: 3.0.1(ajv@8.17.1)
+      content-type: 1.0.5
+      cors: 2.8.6
+      cross-spawn: 7.0.6
+      eventsource: 3.0.7
+      eventsource-parser: 3.0.6
+      express: 5.2.1
+      express-rate-limit: 8.2.1(express@5.2.1)
+      hono: 4.11.8
+      jose: 6.1.3
+      json-schema-typed: 8.0.2
+      pkce-challenge: 5.0.1
+      raw-body: 3.0.2
+      zod: 3.25.76
+      zod-to-json-schema: 3.25.1(zod@3.25.76)
+    optionalDependencies:
+      '@cfworker/json-schema': 4.1.1
+    transitivePeerDependencies:
+      - supports-color
+    optional: true
+
   '@mrleebo/prisma-ast@0.12.1':
     dependencies:
       chevrotain: 10.5.0
@@ -14202,6 +14407,8 @@ snapshots:
 
   '@nolyfill/is-core-module@1.0.39': {}
 
+  '@opentelemetry/api@1.9.0': {}
+
   '@pinojs/redact@0.4.0': {}
 
   '@pkgjs/parseargs@0.11.0':
@@ -16333,18 +16540,18 @@ snapshots:
       react: 19.2.3
       react-dom: 19.2.3(react@19.2.3)
 
-  '@storybook/nextjs-vite@9.1.15(@babel/core@7.28.3)(next@16.1.1(@babel/core@7.28.3)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3))(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(rollup@4.52.2)(storybook@9.1.15(@testing-library/dom@10.4.1)(prettier@3.6.2)(vite@7.1.7(@types/node@20.19.11)(jiti@2.6.1)(lightningcss@1.30.1)(terser@5.44.1)(tsx@4.21.0)(yaml@2.8.1)))(typescript@5.8.3)(vite@7.1.7(@types/node@20.19.11)(jiti@2.6.1)(lightningcss@1.30.1)(terser@5.44.1)(tsx@4.21.0)(yaml@2.8.1))':
+  '@storybook/nextjs-vite@9.1.15(@babel/core@7.28.5)(next@16.1.1(@babel/core@7.28.5)(@opentelemetry/api@1.9.0)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3))(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(rollup@4.52.2)(storybook@9.1.15(@testing-library/dom@10.4.1)(prettier@3.6.2)(vite@7.1.7(@types/node@20.19.11)(jiti@2.6.1)(lightningcss@1.30.1)(terser@5.44.1)(tsx@4.21.0)(yaml@2.8.1)))(typescript@5.8.3)(vite@7.1.7(@types/node@20.19.11)(jiti@2.6.1)(lightningcss@1.30.1)(terser@5.44.1)(tsx@4.21.0)(yaml@2.8.1))':
     dependencies:
       '@storybook/builder-vite': 9.1.15(storybook@9.1.15(@testing-library/dom@10.4.1)(prettier@3.6.2)(vite@7.1.7(@types/node@20.19.11)(jiti@2.6.1)(lightningcss@1.30.1)(terser@5.44.1)(tsx@4.21.0)(yaml@2.8.1)))(vite@7.1.7(@types/node@20.19.11)(jiti@2.6.1)(lightningcss@1.30.1)(terser@5.44.1)(tsx@4.21.0)(yaml@2.8.1))
       '@storybook/react': 9.1.15(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(storybook@9.1.15(@testing-library/dom@10.4.1)(prettier@3.6.2)(vite@7.1.7(@types/node@20.19.11)(jiti@2.6.1)(lightningcss@1.30.1)(terser@5.44.1)(tsx@4.21.0)(yaml@2.8.1)))(typescript@5.8.3)
       '@storybook/react-vite': 9.1.15(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(rollup@4.52.2)(storybook@9.1.15(@testing-library/dom@10.4.1)(prettier@3.6.2)(vite@7.1.7(@types/node@20.19.11)(jiti@2.6.1)(lightningcss@1.30.1)(terser@5.44.1)(tsx@4.21.0)(yaml@2.8.1)))(typescript@5.8.3)(vite@7.1.7(@types/node@20.19.11)(jiti@2.6.1)(lightningcss@1.30.1)(terser@5.44.1)(tsx@4.21.0)(yaml@2.8.1))
-      next: 16.1.1(@babel/core@7.28.3)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)
+      next: 16.1.1(@babel/core@7.28.5)(@opentelemetry/api@1.9.0)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)
       react: 19.2.3
       react-dom: 19.2.3(react@19.2.3)
       storybook: 9.1.15(@testing-library/dom@10.4.1)(prettier@3.6.2)(vite@7.1.7(@types/node@20.19.11)(jiti@2.6.1)(lightningcss@1.30.1)(terser@5.44.1)(tsx@4.21.0)(yaml@2.8.1))
-      styled-jsx: 5.1.6(@babel/core@7.28.3)(react@19.2.3)
+      styled-jsx: 5.1.6(@babel/core@7.28.5)(react@19.2.3)
       vite: 7.1.7(@types/node@20.19.11)(jiti@2.6.1)(lightningcss@1.30.1)(terser@5.44.1)(tsx@4.21.0)(yaml@2.8.1)
-      vite-plugin-storybook-nextjs: 3.0.0(next@16.1.1(@babel/core@7.28.3)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3))(storybook@9.1.15(@testing-library/dom@10.4.1)(prettier@3.6.2)(vite@7.1.7(@types/node@20.19.11)(jiti@2.6.1)(lightningcss@1.30.1)(terser@5.44.1)(tsx@4.21.0)(yaml@2.8.1)))(typescript@5.8.3)(vite@7.1.7(@types/node@20.19.11)(jiti@2.6.1)(lightningcss@1.30.1)(terser@5.44.1)(tsx@4.21.0)(yaml@2.8.1))
+      vite-plugin-storybook-nextjs: 3.0.0(next@16.1.1(@babel/core@7.28.5)(@opentelemetry/api@1.9.0)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3))(storybook@9.1.15(@testing-library/dom@10.4.1)(prettier@3.6.2)(vite@7.1.7(@types/node@20.19.11)(jiti@2.6.1)(lightningcss@1.30.1)(terser@5.44.1)(tsx@4.21.0)(yaml@2.8.1)))(typescript@5.8.3)(vite@7.1.7(@types/node@20.19.11)(jiti@2.6.1)(lightningcss@1.30.1)(terser@5.44.1)(tsx@4.21.0)(yaml@2.8.1))
     optionalDependencies:
       typescript: 5.8.3
     transitivePeerDependencies:
@@ -17110,6 +17317,8 @@ snapshots:
       '@urql/core': 5.2.0
       wonka: 6.3.5
 
+  '@vercel/oidc@3.1.0': {}
+
   '@vitest/browser@3.2.4(playwright@1.55.1)(vite@7.1.7(@types/node@20.19.11)(jiti@2.6.1)(lightningcss@1.30.1)(terser@5.44.1)(tsx@4.21.0)(yaml@2.8.1))(vitest@3.2.4)':
     dependencies:
       '@testing-library/dom': 10.4.1
@@ -17346,10 +17555,39 @@ snapshots:
 
   agent-base@7.1.4: {}
 
+  ai@6.0.39(zod@4.1.5):
+    dependencies:
+      '@ai-sdk/gateway': 3.0.16(zod@4.1.5)
+      '@ai-sdk/provider': 3.0.4
+      '@ai-sdk/provider-utils': 4.0.8(zod@4.1.5)
+      '@opentelemetry/api': 1.9.0
+      zod: 4.1.5
+
+  ai@6.0.78(zod@4.1.5):
+    dependencies:
+      '@ai-sdk/gateway': 3.0.39(zod@4.1.5)
+      '@ai-sdk/provider': 3.0.8
+      '@ai-sdk/provider-utils': 4.0.14(zod@4.1.5)
+      '@opentelemetry/api': 1.9.0
+      zod: 4.1.5
+
+  ai@6.0.78(zod@4.3.5):
+    dependencies:
+      '@ai-sdk/gateway': 3.0.39(zod@4.3.5)
+      '@ai-sdk/provider': 3.0.8
+      '@ai-sdk/provider-utils': 4.0.14(zod@4.3.5)
+      '@opentelemetry/api': 1.9.0
+      zod: 4.3.5
+
   ajv-formats@2.1.1(ajv@8.17.1):
     optionalDependencies:
       ajv: 8.17.1
 
+  ajv-formats@3.0.1(ajv@8.17.1):
+    optionalDependencies:
+      ajv: 8.17.1
+    optional: true
+
   ajv-keywords@3.5.2(ajv@6.12.6):
     dependencies:
       ajv: 6.12.6
@@ -17528,8 +17766,6 @@ snapshots:
 
   async@3.2.6: {}
 
-  asynckit@0.4.0: {}
-
   atomic-sleep@1.0.0: {}
 
   autoprefixer@10.4.21(postcss@8.5.6):
@@ -17552,14 +17788,6 @@ snapshots:
 
   axe-core@4.11.0: {}
 
-  axios@1.13.2:
-    dependencies:
-      follow-redirects: 1.15.11
-      form-data: 4.0.5
-      proxy-from-env: 1.1.0
-    transitivePeerDependencies:
-      - debug
-
   axobject-query@4.1.0: {}
 
   babel-jest@29.7.0(@babel/core@7.28.5):
@@ -17683,7 +17911,7 @@ snapshots:
       resolve-from: 5.0.0
     optionalDependencies:
       '@babel/runtime': 7.28.4
-      expo: 54.0.23(@babel/core@7.28.5)(@expo/metro-runtime@6.1.2)(expo-router@6.0.14)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
+      expo: 54.0.23(@babel/core@7.28.5)(@expo/metro-runtime@6.1.2)(@modelcontextprotocol/sdk@1.26.0(@cfworker/json-schema@4.1.1)(zod@3.25.76))(expo-router@6.0.14)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
     transitivePeerDependencies:
       - '@babel/core'
       - supports-color
@@ -17702,7 +17930,7 @@ snapshots:
 
   baseline-browser-mapping@2.9.12: {}
 
-  better-auth@1.4.16(@prisma/client@5.22.0(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3)))(better-sqlite3@12.5.0)(drizzle-orm@0.41.0(@electric-sql/pglite@0.3.2)(@prisma/client@5.22.0(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3)))(@types/pg@8.16.0)(better-sqlite3@12.5.0)(kysely@0.28.10)(mysql2@3.15.3)(pg@8.17.1)(postgres@3.4.7)(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3)))(mysql2@3.15.3)(next@16.1.1(@babel/core@7.28.3)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3))(pg@8.17.1)(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3))(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(vitest@3.2.4):
+  better-auth@1.4.16(3f841290749b2f97adb212b6d3f45bad):
     dependencies:
       '@better-auth/core': 1.4.16(@better-auth/utils@0.3.0)(@better-fetch/fetch@1.1.21)(better-call@1.1.8(zod@4.1.5))(jose@6.1.3)(kysely@0.28.10)(nanostores@1.1.0)
       '@better-auth/telemetry': 1.4.16(@better-auth/core@1.4.16(@better-auth/utils@0.3.0)(@better-fetch/fetch@1.1.21)(better-call@1.1.8(zod@4.1.5))(jose@6.1.3)(kysely@0.28.10)(nanostores@1.1.0))
@@ -17719,16 +17947,16 @@ snapshots:
     optionalDependencies:
       '@prisma/client': 5.22.0(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3))
       better-sqlite3: 12.5.0
-      drizzle-orm: 0.41.0(@electric-sql/pglite@0.3.2)(@prisma/client@7.2.0(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3))(typescript@5.8.3))(@types/pg@8.16.0)(better-sqlite3@12.5.0)(kysely@0.28.10)(mysql2@3.15.3)(pg@8.17.1)(postgres@3.4.7)(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3))
+      drizzle-orm: 0.41.0(@electric-sql/pglite@0.3.2)(@opentelemetry/api@1.9.0)(@prisma/client@7.2.0(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3))(typescript@5.8.3))(@types/pg@8.16.0)(better-sqlite3@12.5.0)(kysely@0.28.10)(mysql2@3.15.3)(pg@8.17.1)(postgres@3.4.7)(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3))
       mysql2: 3.15.3
-      next: 16.1.1(@babel/core@7.28.3)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)
+      next: 16.1.1(@babel/core@7.28.5)(@opentelemetry/api@1.9.0)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)
       pg: 8.17.1
       prisma: 7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3)
       react: 19.2.3
       react-dom: 19.2.3(react@19.2.3)
       vitest: 3.2.4(@types/debug@4.1.12)(@types/node@20.19.11)(@vitest/browser@3.2.4)(jiti@2.6.1)(lightningcss@1.30.1)(terser@5.44.1)(tsx@4.21.0)(yaml@2.8.1)
 
-  better-auth@1.4.16(@prisma/client@7.2.0(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3))(typescript@5.8.3))(better-sqlite3@12.5.0)(drizzle-orm@0.41.0(@electric-sql/pglite@0.3.2)(@prisma/client@5.22.0(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3)))(@types/pg@8.16.0)(better-sqlite3@12.5.0)(kysely@0.28.10)(mysql2@3.15.3)(pg@8.17.1)(postgres@3.4.7)(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3)))(mysql2@3.15.3)(next@16.1.1(@babel/core@7.28.3)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3))(pg@8.17.1)(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3))(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(vitest@3.2.4):
+  better-auth@1.4.16(afe63e925d5f1cdba679aac5b0f2860d):
     dependencies:
       '@better-auth/core': 1.4.16(@better-auth/utils@0.3.0)(@better-fetch/fetch@1.1.21)(better-call@1.1.8(zod@4.1.5))(jose@6.1.3)(kysely@0.28.10)(nanostores@1.1.0)
       '@better-auth/telemetry': 1.4.16(@better-auth/core@1.4.16(@better-auth/utils@0.3.0)(@better-fetch/fetch@1.1.21)(better-call@1.1.8(zod@4.1.5))(jose@6.1.3)(kysely@0.28.10)(nanostores@1.1.0))
@@ -17745,15 +17973,24 @@ snapshots:
     optionalDependencies:
       '@prisma/client': 7.2.0(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3))(typescript@5.8.3)
       better-sqlite3: 12.5.0
-      drizzle-orm: 0.41.0(@electric-sql/pglite@0.3.2)(@prisma/client@7.2.0(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3))(typescript@5.8.3))(@types/pg@8.16.0)(better-sqlite3@12.5.0)(kysely@0.28.10)(mysql2@3.15.3)(pg@8.17.1)(postgres@3.4.7)(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3))
+      drizzle-orm: 0.41.0(@electric-sql/pglite@0.3.2)(@opentelemetry/api@1.9.0)(@prisma/client@7.2.0(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3))(typescript@5.8.3))(@types/pg@8.16.0)(better-sqlite3@12.5.0)(kysely@0.28.10)(mysql2@3.15.3)(pg@8.17.1)(postgres@3.4.7)(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3))
       mysql2: 3.15.3
-      next: 16.1.1(@babel/core@7.28.3)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)
+      next: 16.1.1(@babel/core@7.28.5)(@opentelemetry/api@1.9.0)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)
       pg: 8.17.1
       prisma: 7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3)
       react: 19.2.3
       react-dom: 19.2.3(react@19.2.3)
       vitest: 3.2.4(@types/debug@4.1.12)(@types/node@20.19.11)(@vitest/browser@3.2.4)(jiti@2.6.1)(lightningcss@1.30.1)(terser@5.44.1)(tsx@4.21.0)(yaml@2.8.1)
 
+  better-call@1.1.8(zod@4.1.5):
+    dependencies:
+      '@better-auth/utils': 0.3.0
+      '@better-fetch/fetch': 1.1.21
+      rou3: 0.7.12
+      set-cookie-parser: 2.7.2
+    optionalDependencies:
+      zod: 4.1.5
+
   better-call@1.1.8(zod@4.3.5):
     dependencies:
       '@better-auth/utils': 0.3.0
@@ -18156,10 +18393,6 @@ snapshots:
 
   colors@1.4.0: {}
 
-  combined-stream@1.0.8:
-    dependencies:
-      delayed-stream: 1.0.0
-
   comma-separated-tokens@2.0.3: {}
 
   command-exists@1.2.9:
@@ -18249,6 +18482,7 @@ snapshots:
     dependencies:
       object-assign: 4.1.1
       vary: 1.1.2
+    optional: true
 
   cosmiconfig-typescript-loader@6.1.0(@types/node@24.10.1)(cosmiconfig@9.0.0(typescript@5.9.3))(typescript@5.9.3):
     dependencies:
@@ -18515,8 +18749,6 @@ snapshots:
 
   defu@6.1.4: {}
 
-  delayed-stream@1.0.0: {}
-
   denque@2.1.0: {}
 
   depd@2.0.0: {}
@@ -18595,9 +18827,10 @@ snapshots:
 
   dotenv@9.0.2: {}
 
-  drizzle-orm@0.41.0(@electric-sql/pglite@0.3.2)(@prisma/client@7.2.0(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3))(typescript@5.8.3))(@types/pg@8.16.0)(better-sqlite3@12.5.0)(kysely@0.28.10)(mysql2@3.15.3)(pg@8.17.1)(postgres@3.4.7)(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3)):
+  drizzle-orm@0.41.0(@electric-sql/pglite@0.3.2)(@opentelemetry/api@1.9.0)(@prisma/client@7.2.0(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3))(typescript@5.8.3))(@types/pg@8.16.0)(better-sqlite3@12.5.0)(kysely@0.28.10)(mysql2@3.15.3)(pg@8.17.1)(postgres@3.4.7)(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3)):
     optionalDependencies:
       '@electric-sql/pglite': 0.3.2
+      '@opentelemetry/api': 1.9.0
       '@prisma/client': 7.2.0(prisma@7.2.0(@types/react@19.2.2)(better-sqlite3@12.5.0)(magicast@0.3.5)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.8.3))(typescript@5.8.3)
       '@types/pg': 8.16.0
       better-sqlite3: 12.5.0
@@ -18928,8 +19161,8 @@ snapshots:
       '@next/eslint-plugin-next': 16.0.0
       eslint: 9.34.0(jiti@2.6.1)
       eslint-import-resolver-node: 0.3.9
-      eslint-import-resolver-typescript: 3.10.1(eslint-plugin-import@2.32.0(@typescript-eslint/parser@8.46.2(eslint@9.34.0(jiti@2.6.1))(typescript@5.8.3))(eslint@9.34.0(jiti@2.6.1)))(eslint@9.34.0(jiti@2.6.1))
-      eslint-plugin-import: 2.32.0(@typescript-eslint/parser@8.46.2(eslint@9.34.0(jiti@2.6.1))(typescript@5.8.3))(eslint-import-resolver-typescript@3.10.1(eslint-plugin-import@2.32.0(@typescript-eslint/parser@8.46.2(eslint@9.34.0(jiti@2.6.1))(typescript@5.8.3))(eslint@9.34.0(jiti@2.6.1)))(eslint@9.34.0(jiti@2.6.1)))(eslint@9.34.0(jiti@2.6.1))
+      eslint-import-resolver-typescript: 3.10.1(eslint-plugin-import@2.32.0)(eslint@9.34.0(jiti@2.6.1))
+      eslint-plugin-import: 2.32.0(@typescript-eslint/parser@8.46.2(eslint@9.34.0(jiti@2.6.1))(typescript@5.8.3))(eslint-import-resolver-typescript@3.10.1)(eslint@9.34.0(jiti@2.6.1))
       eslint-plugin-jsx-a11y: 6.10.2(eslint@9.34.0(jiti@2.6.1))
       eslint-plugin-react: 7.37.5(eslint@9.34.0(jiti@2.6.1))
       eslint-plugin-react-hooks: 7.0.1(eslint@9.34.0(jiti@2.6.1))
@@ -18955,21 +19188,6 @@ snapshots:
     transitivePeerDependencies:
       - supports-color
 
-  eslint-import-resolver-typescript@3.10.1(eslint-plugin-import@2.32.0(@typescript-eslint/parser@8.46.2(eslint@9.34.0(jiti@2.6.1))(typescript@5.8.3))(eslint@9.34.0(jiti@2.6.1)))(eslint@9.34.0(jiti@2.6.1)):
-    dependencies:
-      '@nolyfill/is-core-module': 1.0.39
-      debug: 4.4.3
-      eslint: 9.34.0(jiti@2.6.1)
-      get-tsconfig: 4.10.1
-      is-bun-module: 2.0.0
-      stable-hash: 0.0.5
-      tinyglobby: 0.2.15
-      unrs-resolver: 1.11.1
-    optionalDependencies:
-      eslint-plugin-import: 2.32.0(@typescript-eslint/parser@8.46.2(eslint@9.34.0(jiti@2.6.1))(typescript@5.8.3))(eslint-import-resolver-typescript@3.10.1(eslint-plugin-import@2.32.0(@typescript-eslint/parser@8.46.2(eslint@9.34.0(jiti@2.6.1))(typescript@5.8.3))(eslint@9.34.0(jiti@2.6.1)))(eslint@9.34.0(jiti@2.6.1)))(eslint@9.34.0(jiti@2.6.1))
-    transitivePeerDependencies:
-      - supports-color
-
   eslint-import-resolver-typescript@3.10.1(eslint-plugin-import@2.32.0)(eslint@9.34.0(jiti@2.6.1)):
     dependencies:
       '@nolyfill/is-core-module': 1.0.39
@@ -18981,18 +19199,18 @@ snapshots:
       tinyglobby: 0.2.15
       unrs-resolver: 1.11.1
     optionalDependencies:
-      eslint-plugin-import: 2.32.0(@typescript-eslint/parser@8.46.2(eslint@9.34.0(jiti@2.6.1))(typescript@5.9.3))(eslint-import-resolver-typescript@3.10.1)(eslint@9.34.0(jiti@2.6.1))
+      eslint-plugin-import: 2.32.0(@typescript-eslint/parser@8.46.2(eslint@9.34.0(jiti@2.6.1))(typescript@5.8.3))(eslint-import-resolver-typescript@3.10.1)(eslint@9.34.0(jiti@2.6.1))
     transitivePeerDependencies:
       - supports-color
 
-  eslint-module-utils@2.12.1(@typescript-eslint/parser@8.46.2(eslint@9.34.0(jiti@2.6.1))(typescript@5.8.3))(eslint-import-resolver-node@0.3.9)(eslint-import-resolver-typescript@3.10.1(eslint-plugin-import@2.32.0(@typescript-eslint/parser@8.46.2(eslint@9.34.0(jiti@2.6.1))(typescript@5.8.3))(eslint@9.34.0(jiti@2.6.1)))(eslint@9.34.0(jiti@2.6.1)))(eslint@9.34.0(jiti@2.6.1)):
+  eslint-module-utils@2.12.1(@typescript-eslint/parser@8.46.2(eslint@9.34.0(jiti@2.6.1))(typescript@5.8.3))(eslint-import-resolver-node@0.3.9)(eslint-import-resolver-typescript@3.10.1)(eslint@9.34.0(jiti@2.6.1)):
     dependencies:
       debug: 3.2.7
     optionalDependencies:
       '@typescript-eslint/parser': 8.46.2(eslint@9.34.0(jiti@2.6.1))(typescript@5.8.3)
       eslint: 9.34.0(jiti@2.6.1)
       eslint-import-resolver-node: 0.3.9
-      eslint-import-resolver-typescript: 3.10.1(eslint-plugin-import@2.32.0(@typescript-eslint/parser@8.46.2(eslint@9.34.0(jiti@2.6.1))(typescript@5.8.3))(eslint@9.34.0(jiti@2.6.1)))(eslint@9.34.0(jiti@2.6.1))
+      eslint-import-resolver-typescript: 3.10.1(eslint-plugin-import@2.32.0)(eslint@9.34.0(jiti@2.6.1))
     transitivePeerDependencies:
       - supports-color
 
@@ -19016,7 +19234,7 @@ snapshots:
       - supports-color
       - typescript
 
-  eslint-plugin-import@2.32.0(@typescript-eslint/parser@8.46.2(eslint@9.34.0(jiti@2.6.1))(typescript@5.8.3))(eslint-import-resolver-typescript@3.10.1(eslint-plugin-import@2.32.0(@typescript-eslint/parser@8.46.2(eslint@9.34.0(jiti@2.6.1))(typescript@5.8.3))(eslint@9.34.0(jiti@2.6.1)))(eslint@9.34.0(jiti@2.6.1)))(eslint@9.34.0(jiti@2.6.1)):
+  eslint-plugin-import@2.32.0(@typescript-eslint/parser@8.46.2(eslint@9.34.0(jiti@2.6.1))(typescript@5.8.3))(eslint-import-resolver-typescript@3.10.1)(eslint@9.34.0(jiti@2.6.1)):
     dependencies:
       '@rtsao/scc': 1.1.0
       array-includes: 3.1.9
@@ -19027,7 +19245,7 @@ snapshots:
       doctrine: 2.1.0
       eslint: 9.34.0(jiti@2.6.1)
       eslint-import-resolver-node: 0.3.9
-      eslint-module-utils: 2.12.1(@typescript-eslint/parser@8.46.2(eslint@9.34.0(jiti@2.6.1))(typescript@5.8.3))(eslint-import-resolver-node@0.3.9)(eslint-import-resolver-typescript@3.10.1(eslint-plugin-import@2.32.0(@typescript-eslint/parser@8.46.2(eslint@9.34.0(jiti@2.6.1))(typescript@5.8.3))(eslint@9.34.0(jiti@2.6.1)))(eslint@9.34.0(jiti@2.6.1)))(eslint@9.34.0(jiti@2.6.1))
+      eslint-module-utils: 2.12.1(@typescript-eslint/parser@8.46.2(eslint@9.34.0(jiti@2.6.1))(typescript@5.8.3))(eslint-import-resolver-node@0.3.9)(eslint-import-resolver-typescript@3.10.1)(eslint@9.34.0(jiti@2.6.1))
       hasown: 2.0.2
       is-core-module: 2.16.1
       is-glob: 4.0.3
@@ -19268,10 +19486,18 @@ snapshots:
 
   eventemitter3@4.0.7: {}
 
-  eventemitter3@5.0.4: {}
+  eventemitter3@5.0.4:
+    optional: true
 
   events@3.3.0: {}
 
+  eventsource-parser@3.0.6: {}
+
+  eventsource@3.0.7:
+    dependencies:
+      eventsource-parser: 3.0.6
+    optional: true
+
   exec-async@2.2.0: {}
 
   execa@5.1.1:
@@ -19293,7 +19519,7 @@ snapshots:
   expo-asset@12.0.9(expo@54.0.23)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0):
     dependencies:
       '@expo/image-utils': 0.8.7
-      expo: 54.0.23(@babel/core@7.28.5)(@expo/metro-runtime@6.1.2)(expo-router@6.0.14)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
+      expo: 54.0.23(@babel/core@7.28.5)(@expo/metro-runtime@6.1.2)(@modelcontextprotocol/sdk@1.26.0(@cfworker/json-schema@4.1.1)(zod@3.25.76))(expo-router@6.0.14)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
       expo-constants: 18.0.10(expo@54.0.23)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))
       react: 19.1.0
       react-native: 0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0)
@@ -19304,30 +19530,30 @@ snapshots:
     dependencies:
       '@expo/config': 12.0.10
       '@expo/env': 2.0.7
-      expo: 54.0.23(@babel/core@7.28.5)(@expo/metro-runtime@6.1.2)(expo-router@6.0.14)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
+      expo: 54.0.23(@babel/core@7.28.5)(@expo/metro-runtime@6.1.2)(@modelcontextprotocol/sdk@1.26.0(@cfworker/json-schema@4.1.1)(zod@3.25.76))(expo-router@6.0.14)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
       react-native: 0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0)
     transitivePeerDependencies:
       - supports-color
 
   expo-file-system@19.0.17(expo@54.0.23)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0)):
     dependencies:
-      expo: 54.0.23(@babel/core@7.28.5)(@expo/metro-runtime@6.1.2)(expo-router@6.0.14)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
+      expo: 54.0.23(@babel/core@7.28.5)(@expo/metro-runtime@6.1.2)(@modelcontextprotocol/sdk@1.26.0(@cfworker/json-schema@4.1.1)(zod@3.25.76))(expo-router@6.0.14)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
       react-native: 0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0)
 
   expo-font@14.0.9(expo@54.0.23)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0):
     dependencies:
-      expo: 54.0.23(@babel/core@7.28.5)(@expo/metro-runtime@6.1.2)(expo-router@6.0.14)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
+      expo: 54.0.23(@babel/core@7.28.5)(@expo/metro-runtime@6.1.2)(@modelcontextprotocol/sdk@1.26.0(@cfworker/json-schema@4.1.1)(zod@3.25.76))(expo-router@6.0.14)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
       fontfaceobserver: 2.3.0
       react: 19.1.0
       react-native: 0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0)
 
   expo-haptics@15.0.7(expo@54.0.23):
     dependencies:
-      expo: 54.0.23(@babel/core@7.28.5)(@expo/metro-runtime@6.1.2)(expo-router@6.0.14)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
+      expo: 54.0.23(@babel/core@7.28.5)(@expo/metro-runtime@6.1.2)(@modelcontextprotocol/sdk@1.26.0(@cfworker/json-schema@4.1.1)(zod@3.25.76))(expo-router@6.0.14)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
 
   expo-image@3.0.10(expo@54.0.23)(react-native-web@0.21.2(react-dom@19.1.0(react@19.1.0))(react@19.1.0))(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0):
     dependencies:
-      expo: 54.0.23(@babel/core@7.28.5)(@expo/metro-runtime@6.1.2)(expo-router@6.0.14)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
+      expo: 54.0.23(@babel/core@7.28.5)(@expo/metro-runtime@6.1.2)(@modelcontextprotocol/sdk@1.26.0(@cfworker/json-schema@4.1.1)(zod@3.25.76))(expo-router@6.0.14)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
       react: 19.1.0
       react-native: 0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0)
     optionalDependencies:
@@ -19335,7 +19561,7 @@ snapshots:
 
   expo-keep-awake@15.0.7(expo@54.0.23)(react@19.1.0):
     dependencies:
-      expo: 54.0.23(@babel/core@7.28.5)(@expo/metro-runtime@6.1.2)(expo-router@6.0.14)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
+      expo: 54.0.23(@babel/core@7.28.5)(@expo/metro-runtime@6.1.2)(@modelcontextprotocol/sdk@1.26.0(@cfworker/json-schema@4.1.1)(zod@3.25.76))(expo-router@6.0.14)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
       react: 19.1.0
 
   expo-linking@8.0.8(expo@54.0.23)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0):
@@ -19374,7 +19600,7 @@ snapshots:
       client-only: 0.0.1
       debug: 4.4.3
       escape-string-regexp: 4.0.0
-      expo: 54.0.23(@babel/core@7.28.5)(@expo/metro-runtime@6.1.2)(expo-router@6.0.14)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
+      expo: 54.0.23(@babel/core@7.28.5)(@expo/metro-runtime@6.1.2)(@modelcontextprotocol/sdk@1.26.0(@cfworker/json-schema@4.1.1)(zod@3.25.76))(expo-router@6.0.14)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
       expo-constants: 18.0.10(expo@54.0.23)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))
       expo-linking: 8.0.8(expo@54.0.23)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
       expo-server: 1.0.4
@@ -19410,7 +19636,7 @@ snapshots:
   expo-splash-screen@31.0.10(expo@54.0.23):
     dependencies:
       '@expo/prebuild-config': 54.0.6(expo@54.0.23)
-      expo: 54.0.23(@babel/core@7.28.5)(@expo/metro-runtime@6.1.2)(expo-router@6.0.14)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
+      expo: 54.0.23(@babel/core@7.28.5)(@expo/metro-runtime@6.1.2)(@modelcontextprotocol/sdk@1.26.0(@cfworker/json-schema@4.1.1)(zod@3.25.76))(expo-router@6.0.14)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
     transitivePeerDependencies:
       - supports-color
 
@@ -19422,7 +19648,7 @@ snapshots:
 
   expo-symbols@1.0.7(expo@54.0.23)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0)):
     dependencies:
-      expo: 54.0.23(@babel/core@7.28.5)(@expo/metro-runtime@6.1.2)(expo-router@6.0.14)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
+      expo: 54.0.23(@babel/core@7.28.5)(@expo/metro-runtime@6.1.2)(@modelcontextprotocol/sdk@1.26.0(@cfworker/json-schema@4.1.1)(zod@3.25.76))(expo-router@6.0.14)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
       react-native: 0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0)
       sf-symbols-typescript: 2.1.0
 
@@ -19430,7 +19656,7 @@ snapshots:
     dependencies:
       '@react-native/normalize-colors': 0.81.5
       debug: 4.4.3
-      expo: 54.0.23(@babel/core@7.28.5)(@expo/metro-runtime@6.1.2)(expo-router@6.0.14)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
+      expo: 54.0.23(@babel/core@7.28.5)(@expo/metro-runtime@6.1.2)(@modelcontextprotocol/sdk@1.26.0(@cfworker/json-schema@4.1.1)(zod@3.25.76))(expo-router@6.0.14)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
       react-native: 0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0)
     optionalDependencies:
       react-native-web: 0.21.2(react-dom@19.1.0(react@19.1.0))(react@19.1.0)
@@ -19439,13 +19665,13 @@ snapshots:
 
   expo-web-browser@15.0.9(expo@54.0.23)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0)):
     dependencies:
-      expo: 54.0.23(@babel/core@7.28.5)(@expo/metro-runtime@6.1.2)(expo-router@6.0.14)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
+      expo: 54.0.23(@babel/core@7.28.5)(@expo/metro-runtime@6.1.2)(@modelcontextprotocol/sdk@1.26.0(@cfworker/json-schema@4.1.1)(zod@3.25.76))(expo-router@6.0.14)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
       react-native: 0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0)
 
-  expo@54.0.23(@babel/core@7.28.5)(@expo/metro-runtime@6.1.2)(expo-router@6.0.14)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0):
+  expo@54.0.23(@babel/core@7.28.5)(@expo/metro-runtime@6.1.2)(@modelcontextprotocol/sdk@1.26.0(@cfworker/json-schema@4.1.1)(zod@3.25.76))(expo-router@6.0.14)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0):
     dependencies:
       '@babel/runtime': 7.28.4
-      '@expo/cli': 54.0.16(expo-router@6.0.14)(expo@54.0.23)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))
+      '@expo/cli': 54.0.16(@modelcontextprotocol/sdk@1.26.0(@cfworker/json-schema@4.1.1)(zod@3.25.76))(expo-router@6.0.14)(expo@54.0.23)(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))
       '@expo/config': 12.0.10
       '@expo/config-plugins': 54.0.2
       '@expo/devtools': 0.1.7(react-native@0.81.5(@babel/core@7.28.5)(@react-native-community/cli@19.1.1(typescript@5.9.3))(@react-native/metro-config@0.80.2(@babel/core@7.28.5))(@types/react@19.2.2)(react@19.1.0))(react@19.1.0)
@@ -19483,6 +19709,12 @@ snapshots:
   exponential-backoff@3.1.3:
     optional: true
 
+  express-rate-limit@8.2.1(express@5.2.1):
+    dependencies:
+      express: 5.2.1
+      ip-address: 10.0.1
+    optional: true
+
   express@5.2.1:
     dependencies:
       accepts: 2.0.0
@@ -19675,8 +19907,6 @@ snapshots:
 
   flow-enums-runtime@0.0.6: {}
 
-  follow-redirects@1.15.11: {}
-
   fontfaceobserver@2.3.0: {}
 
   for-each@0.3.5:
@@ -19688,14 +19918,6 @@ snapshots:
       cross-spawn: 7.0.6
       signal-exit: 4.1.0
 
-  form-data@4.0.5:
-    dependencies:
-      asynckit: 0.4.0
-      combined-stream: 1.0.8
-      es-set-tostringtag: 2.1.0
-      hasown: 2.0.2
-      mime-types: 2.1.35
-
   format@0.2.2: {}
 
   forwarded@0.2.0: {}
@@ -20035,6 +20257,9 @@ snapshots:
 
   hono@4.10.6: {}
 
+  hono@4.11.8:
+    optional: true
+
   hosted-git-info@7.0.2:
     dependencies:
       lru-cache: 10.4.3
@@ -20178,6 +20403,9 @@ snapshots:
     transitivePeerDependencies:
       - supports-color
 
+  ip-address@10.0.1:
+    optional: true
+
   ipaddr.js@1.9.1: {}
 
   is-alphabetical@2.0.1: {}
@@ -20279,7 +20507,8 @@ snapshots:
 
   is-negative-zero@2.0.3: {}
 
-  is-network-error@1.3.0: {}
+  is-network-error@1.3.0:
+    optional: true
 
   is-number-object@1.1.1:
     dependencies:
@@ -20540,6 +20769,11 @@ snapshots:
 
   json-schema-traverse@1.0.0: {}
 
+  json-schema-typed@8.0.2:
+    optional: true
+
+  json-schema@0.4.0: {}
+
   json-stable-stringify-without-jsonify@1.0.1: {}
 
   json5@1.0.2:
@@ -20578,7 +20812,7 @@ snapshots:
 
   lan-network@0.1.7: {}
 
-  langsmith@0.4.8(openai@6.16.0(ws@8.18.3)(zod@4.3.5)):
+  langsmith@0.5.2(@opentelemetry/api@1.9.0)(openai@6.19.0(ws@8.18.3)(zod@4.3.5)):
     dependencies:
       '@types/uuid': 10.0.0
       chalk: 4.1.2
@@ -20587,7 +20821,8 @@ snapshots:
       semver: 7.7.3
       uuid: 10.0.0
     optionalDependencies:
-      openai: 6.16.0(ws@8.18.3)(zod@4.3.5)
+      '@opentelemetry/api': 1.9.0
+      openai: 6.19.0(ws@8.18.3)(zod@4.3.5)
 
   language-subtag-registry@0.3.23: {}
 
@@ -21941,11 +22176,11 @@ snapshots:
     dependencies:
       colors: 1.4.0
 
-  next-intl@4.4.0(next@16.1.1(@babel/core@7.28.3)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3))(react@19.2.3)(typescript@5.8.3):
+  next-intl@4.4.0(next@16.1.1(@babel/core@7.28.5)(@opentelemetry/api@1.9.0)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3))(react@19.2.3)(typescript@5.8.3):
     dependencies:
       '@formatjs/intl-localematcher': 0.5.10
       negotiator: 1.0.0
-      next: 16.1.1(@babel/core@7.28.3)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)
+      next: 16.1.1(@babel/core@7.28.5)(@opentelemetry/api@1.9.0)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)
       react: 19.2.3
       use-intl: 4.4.0(react@19.2.3)
     optionalDependencies:
@@ -21956,7 +22191,7 @@ snapshots:
       react: 19.2.3
       react-dom: 19.2.3(react@19.2.3)
 
-  next@16.1.1(@babel/core@7.28.3)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3):
+  next@16.1.1(@babel/core@7.28.5)(@opentelemetry/api@1.9.0)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3):
     dependencies:
       '@next/env': 16.1.1
       '@swc/helpers': 0.5.15
@@ -21965,7 +22200,7 @@ snapshots:
       postcss: 8.4.31
       react: 19.2.3
       react-dom: 19.2.3(react@19.2.3)
-      styled-jsx: 5.1.6(@babel/core@7.28.3)(react@19.2.3)
+      styled-jsx: 5.1.6(@babel/core@7.28.5)(react@19.2.3)
     optionalDependencies:
       '@next/swc-darwin-arm64': 16.1.1
       '@next/swc-darwin-x64': 16.1.1
@@ -21975,15 +22210,16 @@ snapshots:
       '@next/swc-linux-x64-musl': 16.1.1
       '@next/swc-win32-arm64-msvc': 16.1.1
       '@next/swc-win32-x64-msvc': 16.1.1
+      '@opentelemetry/api': 1.9.0
       babel-plugin-react-compiler: 1.0.0
       sharp: 0.34.4
     transitivePeerDependencies:
       - '@babel/core'
       - babel-plugin-macros
 
-  nextjs-toploader@3.8.16(next@16.1.1(@babel/core@7.28.3)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3))(react-dom@19.2.3(react@19.2.3))(react@19.2.3):
+  nextjs-toploader@3.8.16(next@16.1.1(@babel/core@7.28.5)(@opentelemetry/api@1.9.0)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3))(react-dom@19.2.3(react@19.2.3))(react@19.2.3):
     dependencies:
-      next: 16.1.1(@babel/core@7.28.3)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)
+      next: 16.1.1(@babel/core@7.28.5)(@opentelemetry/api@1.9.0)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)
       nprogress: 0.2.0
       prop-types: 15.8.1
       react: 19.2.3
@@ -22155,7 +22391,7 @@ snapshots:
       is-docker: 2.2.1
       is-wsl: 2.2.0
 
-  openai@6.16.0(ws@8.18.3)(zod@4.3.5):
+  openai@6.19.0(ws@8.18.3)(zod@4.3.5):
     optionalDependencies:
       ws: 8.18.3
       zod: 4.3.5
@@ -22236,16 +22472,19 @@ snapshots:
     dependencies:
       eventemitter3: 5.0.4
       p-timeout: 7.0.1
+    optional: true
 
   p-retry@7.1.1:
     dependencies:
       is-network-error: 1.3.0
+    optional: true
 
   p-timeout@3.2.0:
     dependencies:
       p-finally: 1.0.0
 
-  p-timeout@7.0.1: {}
+  p-timeout@7.0.1:
+    optional: true
 
   p-try@2.2.0: {}
 
@@ -22394,6 +22633,9 @@ snapshots:
 
   pirates@4.0.7: {}
 
+  pkce-challenge@5.0.1:
+    optional: true
+
   pkg-types@2.3.0:
     dependencies:
       confbox: 0.2.2
@@ -22611,8 +22853,6 @@ snapshots:
       forwarded: 0.2.0
       ipaddr.js: 1.9.1
 
-  proxy-from-env@1.1.0: {}
-
   pump@3.0.3:
     dependencies:
       end-of-stream: 1.4.5
@@ -23795,12 +24035,12 @@ snapshots:
     dependencies:
       inline-style-parser: 0.2.4
 
-  styled-jsx@5.1.6(@babel/core@7.28.3)(react@19.2.3):
+  styled-jsx@5.1.6(@babel/core@7.28.5)(react@19.2.3):
     dependencies:
       client-only: 0.0.1
       react: 19.2.3
     optionalDependencies:
-      '@babel/core': 7.28.3
+      '@babel/core': 7.28.5
 
   styleq@0.1.3: {}
 
@@ -23845,6 +24085,12 @@ snapshots:
       csso: 5.0.5
       picocolors: 1.1.1
 
+  swr@2.4.0(react@19.2.3):
+    dependencies:
+      dequal: 2.0.3
+      react: 19.2.3
+      use-sync-external-store: 1.6.0(react@19.2.3)
+
   synckit@0.11.11:
     dependencies:
       '@pkgr/core': 0.2.9
@@ -23953,6 +24199,8 @@ snapshots:
 
   throat@5.0.0: {}
 
+  throttleit@2.1.0: {}
+
   through@2.3.8: {}
 
   tiny-invariant@1.3.3: {}
@@ -24290,6 +24538,10 @@ snapshots:
     dependencies:
       react: 19.2.3
 
+  use-sync-external-store@1.6.0(react@19.2.3):
+    dependencies:
+      react: 19.2.3
+
   util-deprecate@1.0.2: {}
 
   utils-merge@1.0.1: {}
@@ -24380,13 +24632,13 @@ snapshots:
       - tsx
       - yaml
 
-  vite-plugin-storybook-nextjs@3.0.0(next@16.1.1(@babel/core@7.28.3)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3))(storybook@9.1.15(@testing-library/dom@10.4.1)(prettier@3.6.2)(vite@7.1.7(@types/node@20.19.11)(jiti@2.6.1)(lightningcss@1.30.1)(terser@5.44.1)(tsx@4.21.0)(yaml@2.8.1)))(typescript@5.8.3)(vite@7.1.7(@types/node@20.19.11)(jiti@2.6.1)(lightningcss@1.30.1)(terser@5.44.1)(tsx@4.21.0)(yaml@2.8.1)):
+  vite-plugin-storybook-nextjs@3.0.0(next@16.1.1(@babel/core@7.28.5)(@opentelemetry/api@1.9.0)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3))(storybook@9.1.15(@testing-library/dom@10.4.1)(prettier@3.6.2)(vite@7.1.7(@types/node@20.19.11)(jiti@2.6.1)(lightningcss@1.30.1)(terser@5.44.1)(tsx@4.21.0)(yaml@2.8.1)))(typescript@5.8.3)(vite@7.1.7(@types/node@20.19.11)(jiti@2.6.1)(lightningcss@1.30.1)(terser@5.44.1)(tsx@4.21.0)(yaml@2.8.1)):
     dependencies:
       '@next/env': 16.0.0
       image-size: 2.0.2
       magic-string: 0.30.21
       module-alias: 2.2.3
-      next: 16.1.1(@babel/core@7.28.3)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)
+      next: 16.1.1(@babel/core@7.28.5)(@opentelemetry/api@1.9.0)(babel-plugin-react-compiler@1.0.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)
       storybook: 9.1.15(@testing-library/dom@10.4.1)(prettier@3.6.2)(vite@7.1.7(@types/node@20.19.11)(jiti@2.6.1)(lightningcss@1.30.1)(terser@5.44.1)(tsx@4.21.0)(yaml@2.8.1))
       ts-dedent: 2.2.0
       vite: 7.1.7(@types/node@20.19.11)(jiti@2.6.1)(lightningcss@1.30.1)(terser@5.44.1)(tsx@4.21.0)(yaml@2.8.1)
@@ -24773,7 +25025,12 @@ snapshots:
     dependencies:
       zod: 3.25.76
 
-  zod-to-json-schema@3.24.6(zod@4.3.5):
+  zod-to-json-schema@3.25.1(zod@3.25.76):
+    dependencies:
+      zod: 3.25.76
+    optional: true
+
+  zod-to-json-schema@3.25.1(zod@4.3.5):
     dependencies:
       zod: 4.3.5
     optional: true
@@ -24797,10 +25054,10 @@ snapshots:
       '@types/react': 19.2.2
       react: 19.2.3
 
-  zustand@5.0.8(@types/react@19.2.2)(react@19.2.3)(use-sync-external-store@1.5.0(react@19.2.3)):
+  zustand@5.0.8(@types/react@19.2.2)(react@19.2.3)(use-sync-external-store@1.6.0(react@19.2.3)):
     optionalDependencies:
       '@types/react': 19.2.2
       react: 19.2.3
-      use-sync-external-store: 1.5.0(react@19.2.3)
+      use-sync-external-store: 1.6.0(react@19.2.3)
 
   zwitch@2.0.4: {}
diff --git a/prisma/schema.prisma b/prisma/schema.prisma
index 191f1d1..73361ea 100644
--- a/prisma/schema.prisma
+++ b/prisma/schema.prisma
@@ -78,17 +78,14 @@ model verification {
 // ============================================================
 
 model Agent {
-  id            String     @id @default(uuid())
-  name          String     @unique
+  id            String              @id @default(uuid())
+  name          String              @unique
   description   String
-  systemPrompt  String?    @map("system_prompt")
-  type          AgentType  @default(public)
-  ownerId       String?    @map("owner_id")
-  isDefault     Boolean    @map("is_default") @default(false)
-  createdAt     DateTime   @default(now()) @map("created_at")
-  updatedAt     DateTime   @updatedAt @map("updated_at")
-
-  agentTools    AgentTool[]
+  type          AgentType           @default(public)
+  ownerId       String?             @map("owner_id")
+  isDefault     Boolean             @map("is_default") @default(false)
+  createdAt     DateTime            @default(now()) @map("created_at")
+  updatedAt     DateTime            @updatedAt @map("updated_at")
 
   @@map("agents")
 }
@@ -98,73 +95,3 @@ enum AgentType {
   private
   system
 }
-
-model Tool {
-  id               String    @id
-  name             String    @unique
-  type             ToolType  @default(invokable)
-  displayName      String    @map("display_name")
-  description      String
-  category         String    @default("custom")
-  endpoint         Json
-  parameters       Json
-  responseTransform Json?     @map("response_transform")
-  rateLimit        Json?     @map("rate_limit")
-  enabled          Boolean   @default(true)
-  version          String    @default("1.0.0")
-  tags             String[]   @default([])
-  createdAt        DateTime  @default(now()) @map("created_at")
-  updatedAt        DateTime  @updatedAt @map("updated_at")
-
-  agentTools     AgentTool[]
-  toolExecutions ToolExecution[]
-
-  @@index([enabled])
-  @@index([category])
-  @@map("tools")
-}
-
-enum ToolType {
-  invokable
-  streamable
-}
-
-model AgentTool {
-  id        String   @id @default(uuid())
-  agentId   String   @map("agent_id")
-  toolId    String   @map("tool_id")
-  enabled   Boolean  @default(true)
-  config    Json?
-  createdAt DateTime @default(now()) @map("created_at")
-  updatedAt DateTime @updatedAt @map("updated_at")
-
-  agent     Agent    @relation(fields: [agentId], references: [id], onDelete: Cascade)
-  tool      Tool     @relation(fields: [toolId], references: [id], onDelete: Cascade)
-
-  @@unique([agentId, toolId])
-  @@index([agentId])
-  @@index([toolId])
-  @@map("agent_tools")
-}
-
-model ToolExecution {
-  id           String    @id @default(uuid())
-  agentId      String?   @map("agent_id")
-  userId       String?   @map("user_id")
-  toolId       String?   @map("tool_id")
-  inputParams  Json?     @map("input_params")
-  result       Json?     @map("result")
-  success      Boolean   @map("success")
-  errorMessage String?   @map("error_message")
-  durationMs   Int?      @map("duration_ms")
-  tokensUsed   Int?      @map("tokens_used")
-  createdAt    DateTime  @default(now()) @map("created_at")
-
-  tool         Tool?     @relation(fields: [toolId], references: [id], onDelete: SetNull)
-
-  @@index([agentId])
-  @@index([userId])
-  @@index([toolId])
-  @@index([createdAt(sort: Desc)])
-  @@map("tool_executions")
-}
diff --git a/services/agent-service/.env.example b/services/agent-service/.env.example
index b89019c..88b1a2f 100644
--- a/services/agent-service/.env.example
+++ b/services/agent-service/.env.example
@@ -4,6 +4,12 @@ DATABASE_URL="postgresql://user:password@localhost:5432/telos"
 # DeepSeek API 配置
 DEEPSEEK_API_KEY="sk-xxxxxxxxxxxxxx"
 DEEPSEEK_MODEL="deepseek-chat"
+DEEPSEEK_BASE_URL="https://api.deepseek.com/v1"
+
+# OpenAI-compatible 配置（可选）
+# AI_API_KEY="sk-xxxxxxxxxxxxxx"
+# AI_MODEL="deepseek-chat"
+# AI_BASE_URL="https://api.deepseek.com/v1"
 
 # 服务配置
 PORT=3001
diff --git a/services/agent-service/README.md b/services/agent-service/README.md
index 3c5f126..fbc02a4 100644
--- a/services/agent-service/README.md
+++ b/services/agent-service/README.md
@@ -1,6 +1,6 @@
 # Agent Service (TypeScript)
 
-基于 LangChain.js 的 AI Agent 服务，支持工具调用和流式响应。
+基于 LangChain.js 的 AI Agent 服务，使用 AI SDK 的 UI Message 流式响应。
 
 ## 技术栈
 
@@ -14,10 +14,9 @@
 ## 功能特性
 
 - ✅ 流式聊天响应（SSE）
-- ✅ 动态工具系统（数据驱动）
+- ✅ 简单聊天（AI SDK UI Message stream）
 - ✅ 内置工具（计算器、时间）
 - ✅ Agent 管理
-- ✅ 工具执行日志
 
 ## 项目结构
 
@@ -30,13 +29,9 @@ agent-service-ts/
 │   │   └── index.ts
 │   ├── routes/            # API 路由
 │   │   ├── chat.ts        # 聊天接口
-│   │   ├── tools.ts       # 工具管理
 │   │   └── agents.ts      # Agent 管理
 │   ├── services/          # 业务逻辑
-│   │   ├── db.ts          # 数据库服务
-│   │   ├── chatService.ts # 聊天服务
-│   │   ├── toolService.ts # 工具服务
-│   │   └── toolExecutor.ts# 工具执行器
+│   │   └── db.ts          # 数据库服务
 │   ├── types/             # 类型定义
 │   │   └── index.ts
 │   └── index.ts           # 主入口
@@ -66,6 +61,11 @@ cp .env.example .env
 DATABASE_URL="postgresql://user:password@localhost:5432/telos"
 DEEPSEEK_API_KEY="sk-xxxxxxxxxxxxxx"
 DEEPSEEK_MODEL="deepseek-chat"
+DEEPSEEK_BASE_URL="https://api.deepseek.com/v1"
+# 可选：OpenAI-compatible 配置
+# AI_API_KEY="sk-xxxxxxxxxxxxxx"
+# AI_MODEL="deepseek-chat"
+# AI_BASE_URL="https://api.deepseek.com/v1"
 PORT=3001
 NODE_ENV="development"
 LOG_LEVEL="info"
@@ -88,10 +88,7 @@ npm run dev
 
 ### 聊天接口
 
-**POST** `/api/chat` 或 `/api/agent`
-
-请求头：
-- `X-Agent-ID`: Agent ID（可选）
+**POST** `/api/agent`（推荐）
 
 请求体：
 ```json
@@ -100,24 +97,7 @@ npm run dev
 }
 ```
 
-响应（SSE）：
-```
-data: {"type":"tool_call_start","toolCall":{...}}
-data: {"type":"content","content":"计算结果"}
-data: {"type":"tool_call_end","toolCall":{...}}
-data: {"type":"done","done":true}
-data: [DONE]
-```
-
-### 工具管理
-
-| 方法 | 路径 | 说明 |
-|------|------|------|
-| GET | `/api/tools` | 获取工具列表 |
-| GET | `/api/tools/:id` | 获取工具详情 |
-| POST | `/api/tools` | 创建工具 |
-| PUT | `/api/tools/:id` | 更新工具 |
-| DELETE | `/api/tools/:id` | 删除工具 |
+响应为 AI SDK UI Message stream。
 | GET | `/api/agents/:id/tools` | 获取 Agent 的工具 |
 | PUT | `/api/agents/:id/tools` | 设置 Agent 的工具 |
 
diff --git a/services/agent-service/package.json b/services/agent-service/package.json
index cc32cdd..d6dec61 100644
--- a/services/agent-service/package.json
+++ b/services/agent-service/package.json
@@ -15,19 +15,17 @@
     "db:studio": "prisma studio"
   },
   "dependencies": {
-    "@langchain/core": "^1.1.16",
-    "@langchain/deepseek": "^1.0.6",
-    "@langchain/langgraph": "^1.1.1",
+    "@ai-sdk/langchain": "2.0.83",
+    "@langchain/core": "1.1.20",
+    "@langchain/openai": "1.2.6",
     "@prisma/adapter-pg": "^7.2.0",
     "@prisma/client": "^7.2.0",
-    "axios": "^1.13.2",
-    "cors": "^2.8.6",
+    "ai": "6.0.78",
     "dotenv": "^17.2.3",
     "express": "^5.2.1",
     "pino": "^10.3.0",
     "pino-pretty": "^13.1.3",
-    "uuid": "^13.0.0",
-    "zod": "^4.3.5"
+    "uuid": "^13.0.0"
   },
   "devDependencies": {
     "@types/cors": "^2.8.19",
diff --git a/services/agent-service/src/config/index.ts b/services/agent-service/src/config/index.ts
index 573ab90..846f4e0 100644
--- a/services/agent-service/src/config/index.ts
+++ b/services/agent-service/src/config/index.ts
@@ -11,9 +11,13 @@ export const config = {
   // 数据库
   databaseUrl: process.env.DATABASE_URL || '',
 
-  // DeepSeek
-  deepseekApiKey: process.env.DEEPSEEK_API_KEY || '',
-  deepseekModel: process.env.DEEPSEEK_MODEL || 'deepseek-chat',
+  // AI Model (OpenAI compatible)
+  aiApiKey: process.env.AI_API_KEY || process.env.DEEPSEEK_API_KEY || '',
+  aiBaseUrl:
+    process.env.AI_BASE_URL ||
+    process.env.DEEPSEEK_BASE_URL ||
+    'https://api.deepseek.com/v1',
+  aiModel: process.env.AI_MODEL || process.env.DEEPSEEK_MODEL || 'deepseek-chat',
 
   // 服务
   port: parseInt(process.env.PORT || '8895', 10),
@@ -29,8 +33,8 @@ export function validateConfig(): void {
   if (!config.databaseUrl) {
     throw new Error('DATABASE_URL is required')
   }
-  if (!config.deepseekApiKey) {
-    throw new Error('DEEPSEEK_API_KEY is required')
+  if (!config.aiApiKey) {
+    throw new Error('AI_API_KEY or DEEPSEEK_API_KEY is required')
   }
 }
 
diff --git a/services/agent-service/src/config/logger.ts b/services/agent-service/src/config/logger.ts
index 334820e..69a09b9 100644
--- a/services/agent-service/src/config/logger.ts
+++ b/services/agent-service/src/config/logger.ts
@@ -43,18 +43,18 @@ function createLogger(config: LoggerConfig) {
     },
   };
 
-  // 开发环境：使用 pino-pretty 美化输出
+  // 开发环境：使用 pino-pretty 美化输出（单行格式）
   if (isDevelopment) {
     const prettyStream = pinoPretty({
       colorize: config.colorize,
       levelFirst: true,
       translateTime: config.translateTime ? 'SYS:standard' : false,
       ignore: 'pid,hostname',
-      singleLine: false,
+      singleLine: true,  // 改为 true，单行输出
       messageFormat: (log, messageKey) => {
         const msg = log[messageKey];
         if (typeof msg === 'object') {
-          return JSON.stringify(msg, null, 2);
+          return JSON.stringify(msg);  // 移除格式化，单行输出
         }
         return msg as string;
       },
diff --git a/services/agent-service/src/index.ts b/services/agent-service/src/index.ts
index ac71155..8aba5d3 100644
--- a/services/agent-service/src/index.ts
+++ b/services/agent-service/src/index.ts
@@ -1,7 +1,6 @@
 import express, { type Request, type Response } from "express";
 import { config, validateConfig, logger } from "./config/index.js";
 import { chatRouter } from "./routes/chat.js";
-import { toolsRouter } from "./routes/tools.js";
 import { agentsRouter } from "./routes/agents.js";
 import { db } from "./services/db.js";
 import { performRegistration } from "./services/registry.js";
@@ -54,10 +53,7 @@ app.get("/info", (_req: Request, res: Response) => {
 // ========== API 路由 ==========
 
 // 聊天接口
-app.use("/api", chatRouter);
-
-// 工具管理
-app.use("/api/tools", toolsRouter);
+app.use("/api/agent", chatRouter);
 
 // Agent 管理
 app.use("/api/agents", agentsRouter);
@@ -91,7 +87,7 @@ const server = app.listen(config.port, async () => {
     msg: "Agent Service started",
     port: config.port,
     environment: config.nodeEnv,
-    model: config.deepseekModel,
+    model: config.aiModel,
   });
 
   // 注册到服务注册中心
diff --git a/services/agent-service/src/routes/agents.ts b/services/agent-service/src/routes/agents.ts
index b71585b..4b599c7 100644
--- a/services/agent-service/src/routes/agents.ts
+++ b/services/agent-service/src/routes/agents.ts
@@ -3,8 +3,7 @@ import { prisma } from "../services/db.js";
 import { randomUUID } from "node:crypto";
 import { logger } from "../config/index.js";
 import type { ApiResponse } from "../types/index.js";
-import { serializeAgent, serializeAgents, serializeTools } from "../utils/serializer.js";
-import { toolService } from "../services/toolService.js";
+import { serializeAgent, serializeAgents } from "../utils/serializer.js";
 
 export const agentsRouter = Router();
 
@@ -144,8 +143,7 @@ agentsRouter.post("/", async (req: Request, res: Response) => {
         id: randomUUID(),
         name,
         description,
-        type: type || "PUBLIC",
-        systemPrompt: req.body.systemPrompt || "",
+        type: typeof type === "string" ? type.toLowerCase() : "public",
         ownerId: req.body.ownerId || null,
         isDefault: false,
       },
@@ -180,14 +178,13 @@ agentsRouter.post("/", async (req: Request, res: Response) => {
  */
 agentsRouter.put("/:id", async (req: Request, res: Response) => {
   try {
-    const { name, description, systemPrompt } = req.body;
+    const { name, description } = req.body;
 
     const agent = await prisma.agent.update({
       where: { id: getParamString(req, "id") },
       data: {
         name,
         description,
-        systemPrompt,
       },
     });
 
@@ -237,90 +234,3 @@ agentsRouter.delete("/:id", async (req: Request, res: Response) => {
     });
   }
 });
-
-// ========== Agent 工具关联接口 ==========
-
-/**
- * GET /api/agents/:id/tools
- * 获取 Agent 的工具
- */
-agentsRouter.get("/:id/tools", async (req: Request, res: Response) => {
-  try {
-    const agentId = getParamString(req, "id");
-    const agentTools = await prisma.agentTool.findMany({
-      where: { agentId },
-      include: { tool: true },
-    });
-
-    // 提取工具信息并序列化
-    const tools = agentTools
-      .filter((at) => at.tool !== null && at.tool.enabled)
-      .map((at) => ({
-        ...at.tool,
-        agent_tool_id: at.id,
-        enabled: at.enabled,
-      }));
-
-    const serializedTools = serializeTools(tools);
-
-    res.status(200).json({ tools: serializedTools });
-  } catch (error) {
-    logger.error({
-      msg: "Get agent tools error",
-      agentId: getParamString(req, "id"),
-      err: error,
-    });
-    res.status(500).json({
-      error: error instanceof Error ? error.message : "获取 Agent 工具失败",
-    });
-  }
-});
-
-/**
- * PUT /api/agents/:id/tools
- * 设置 Agent 的工具
- */
-agentsRouter.put("/:id/tools", async (req: Request, res: Response) => {
-  try {
-    const agentId = getParamString(req, "id");
-    const { tool_ids: toolIds } = req.body;
-
-    if (!Array.isArray(toolIds)) {
-      return res.status(400).json({
-        error: "tool_ids must be an array",
-      });
-    }
-
-    // 删除现有关联
-    await prisma.agentTool.deleteMany({
-      where: { agentId },
-    });
-
-    // 创建新关联
-    if (toolIds.length > 0) {
-      await prisma.agentTool.createMany({
-        data: toolIds.map((toolId: string) => ({
-          id: randomUUID(),
-          agentId,
-          toolId,
-          enabled: true,
-        })),
-      });
-    }
-
-    // 清除缓存
-    toolService.clearCache(agentId);
-
-    res.status(200).json({ message: "Tools updated successfully" });
-  } catch (error) {
-    logger.error({
-      msg: "Set agent tools error",
-      agentId: getParamString(req, "id"),
-      toolCount: req.body.tool_ids?.length || 0,
-      err: error,
-    });
-    res.status(500).json({
-      error: error instanceof Error ? error.message : "设置 Agent 工具失败",
-    });
-  }
-});
diff --git a/services/agent-service/src/routes/chat.ts b/services/agent-service/src/routes/chat.ts
index 138c749..33f77a2 100644
--- a/services/agent-service/src/routes/chat.ts
+++ b/services/agent-service/src/routes/chat.ts
@@ -1,238 +1,477 @@
-import { Router, Request, Response } from "express";
-import { chatService } from "../services/chatService.js";
-import { logger } from "../config/index.js";
+import { Router, Request, Response } from 'express'
+import {
+  AIMessageChunk,
+  BaseMessage,
+  HumanMessage,
+  ToolMessage,
+} from '@langchain/core/messages'
+import { ChatOpenAI } from '@langchain/openai'
+import { DynamicTool } from '@langchain/core/tools'
+import { createUIMessageStreamResponse } from 'ai'
+import { toBaseMessages, toUIMessageStream } from '@ai-sdk/langchain'
+import { config, logger } from '../config/index.js'
 
-export const chatRouter = Router();
+export const chatRouter = Router()
 
-// ========== SSE 辅助函数 ==========
+function createModel() {
+  const baseURL = config.aiBaseUrl || undefined
+  return new ChatOpenAI({
+    apiKey: config.aiApiKey,
+    model: config.aiModel,
+    temperature: 0.7,
+    configuration: baseURL ? { baseURL } : undefined,
+  })
+}
+
+function extractExpression(input: string): string | null {
+  const trimmed = input.trim()
+  const prefixed = /^(calc|计算|计算器)[:：\s]+(.+)$/i
+  const prefixedMatch = trimmed.match(prefixed)
+  if (prefixedMatch?.[2]) return prefixedMatch[2].trim()
 
-function sendSSEData(res: Response, data: any) {
-  res.write(`data: ${JSON.stringify(data)}\n\n`);
+  if (/^[\d\s()+\-*/.]+$/.test(trimmed)) return trimmed
+  return null
 }
 
-function sendSSEError(res: Response, error: string) {
-  res.write(`data: ${JSON.stringify({ error })}\n\n`);
+function tokenize(expression: string): (number | string)[] {
+  const tokens: (number | string)[] = []
+  const cleaned = expression.replace(/\s+/g, '')
+  let i = 0
+
+  while (i < cleaned.length) {
+    const char = cleaned[i]
+
+    if ((char >= '0' && char <= '9') || char === '.') {
+      let numberText = char
+      i += 1
+      while (i < cleaned.length) {
+        const next = cleaned[i]
+        if ((next >= '0' && next <= '9') || next === '.') {
+          numberText += next
+          i += 1
+        } else {
+          break
+        }
+      }
+      const value = Number(numberText)
+      if (!Number.isFinite(value)) {
+        throw new Error('Invalid number')
+      }
+      tokens.push(value)
+      continue
+    }
+
+    if (
+      char === '-' &&
+      (tokens.length === 0 ||
+        (typeof tokens[tokens.length - 1] === 'string' &&
+          tokens[tokens.length - 1] !== ')'))
+    ) {
+      let numberText = '-'
+      i += 1
+      while (i < cleaned.length) {
+        const next = cleaned[i]
+        if ((next >= '0' && next <= '9') || next === '.') {
+          numberText += next
+          i += 1
+        } else {
+          break
+        }
+      }
+      const value = Number(numberText)
+      if (!Number.isFinite(value)) {
+        throw new Error('Invalid number')
+      }
+      tokens.push(value)
+      continue
+    }
+
+    if ('+-*/()'.includes(char)) {
+      tokens.push(char)
+      i += 1
+      continue
+    }
+
+    throw new Error('Invalid character')
+  }
+
+  return tokens
 }
 
-// ========== 聊天接口 ==========
+function toRpn(tokens: (number | string)[]): (number | string)[] {
+  const output: (number | string)[] = []
+  const operators: string[] = []
 
-/**
- * POST /api/chat
- * 流式聊天接口（SSE）
- *
- * 请求头：
- * - X-Agent-ID: Agent ID（可选）
- *
- * 请求体：
- * {
- *   "message": "用户消息"
- * }
- */
-chatRouter.post("/chat", async (req: Request, res: Response) => {
-  const requestId = req.header("X-Request-ID") || `req-${Date.now()}`;
-  const agentId = req.header("X-Agent-ID") || "";
-  const { message } = req.body;
-
-  // 验证请求
-  if (!message || typeof message !== "string") {
-    return res.status(400).json({
-      code: 400,
-      message: "消息不能为空",
-    });
+  const precedence: Record<string, number> = {
+    '+': 1,
+    '-': 1,
+    '*': 2,
+    '/': 2,
   }
 
-  logger.info({
-    msg: "Chat request received",
-    requestId,
-    agentId,
-    messageLength: message.length,
-    message: message.slice(0, 100),
-  });
+  for (const token of tokens) {
+    if (typeof token === 'number') {
+      output.push(token)
+      continue
+    }
 
-  // 设置 SSE 响应头
-  res.setHeader("Content-Type", "text/event-stream");
-  res.setHeader("Cache-Control", "no-cache");
-  res.setHeader("Connection", "keep-alive");
-  res.setHeader("X-Accel-Buffering", "no");
+    if (token === '(') {
+      operators.push(token)
+      continue
+    }
 
-  try {
-    let hasSentContent = false;
-
-    if (agentId) {
-      // 带工具的聊天
-      for await (const chunk of chatService.chatStream({
-        agentId,
-        message,
-        userId: "", // TODO: 从 session 获取
-      })) {
-        // 发送数据
-        sendSSEData(res, chunk);
-
-        if (chunk.content) {
-          hasSentContent = true;
-        }
+    if (token === ')') {
+      while (operators.length) {
+        const op = operators.pop()!
+        if (op === '(') break
+        output.push(op)
+      }
+      continue
+    }
 
-        // 检查是否完成
-        if (chunk.done) {
-          break;
-        }
+    while (operators.length) {
+      const op = operators[operators.length - 1]
+      if (op === '(') break
+      if (precedence[op] >= precedence[token]) {
+        output.push(operators.pop()!)
+      } else {
+        break
       }
-    } else {
-      // 简单聊天（无工具）
-      for await (const chunk of chatService.simpleChat(message)) {
-        sendSSEData(res, chunk);
+    }
+    operators.push(token)
+  }
 
-        if (chunk.content) {
-          hasSentContent = true;
-        }
+  while (operators.length) {
+    const op = operators.pop()!
+    if (op === '(' || op === ')') {
+      throw new Error('Mismatched parentheses')
+    }
+    output.push(op)
+  }
 
-        if (chunk.done) {
-          break;
-        }
-      }
+  return output
+}
+
+function evalRpn(tokens: (number | string)[]): number {
+  const stack: number[] = []
+
+  for (const token of tokens) {
+    if (typeof token === 'number') {
+      stack.push(token)
+      continue
     }
 
-    // 发送完成标记
-    if (!res.writableEnded) {
-      sendSSEData(res, { done: true });
-      res.write("data: [DONE]\n\n");
+    const b = stack.pop()
+    const a = stack.pop()
+
+    if (a === undefined || b === undefined) {
+      throw new Error('Invalid expression')
     }
 
-    logger.info({
-      msg: "Chat completed",
-      requestId,
-      hasSentContent,
-    });
-  } catch (error) {
-    logger.error({
-      msg: "Chat error",
-      requestId,
-      err: error,
-    });
-    if (!res.writableEnded) {
-      sendSSEError(
-        res,
-        error instanceof Error ? error.message : "聊天服务错误"
-      );
-    }
-  } finally {
-    res.end();
+    switch (token) {
+      case '+':
+        stack.push(a + b)
+        break
+      case '-':
+        stack.push(a - b)
+        break
+      case '*':
+        stack.push(a * b)
+        break
+      case '/':
+        if (b === 0) throw new Error('Division by zero')
+        stack.push(a / b)
+        break
+      default:
+        throw new Error('Unsupported operator')
+    }
   }
-});
 
-// ========== 兼容接口（与 Go 版本保持一致） ==========
+  if (stack.length !== 1 || !Number.isFinite(stack[0])) {
+    throw new Error('Invalid expression')
+  }
 
-/**
- * POST /api/agent
- * 与 /chat 相同的接口，保持与 Go 版本的兼容性
- */
-chatRouter.post("/agent", async (req: Request, res: Response) => {
-  const requestId = req.header("X-Request-ID") || `req-${Date.now()}`;
-  const agentId = req.header("X-Agent-ID") || "";
-  const { message, enable_tools: enableTools } = req.body;
-
-  // 验证请求
-  if (!message || typeof message !== "string") {
-    return res.status(400).json({
-      code: 400,
-      message: "消息不能为空",
-    });
+  return stack[0]
+}
+
+function extractTextFromMessage(raw: unknown): string {
+  if (typeof raw === 'string') return raw
+  if (!raw || typeof raw !== 'object') return ''
+
+  const message = raw as {
+    role?: string
+    content?: unknown
+    parts?: Array<{ type?: string; text?: string }>
+  }
+
+  if (typeof message.content === 'string') {
+    return message.content
   }
 
-  // 判断是否启用工具（默认启用）
-  const shouldEnableTools = enableTools === undefined || enableTools === true;
+  if (Array.isArray(message.parts)) {
+    const text = message.parts
+      .filter(part => part?.type === 'text' && typeof part.text === 'string')
+      .map(part => part.text)
+      .join('')
+    if (text) return text
+  }
 
-  logger.info({
-    msg: "Chat request",
-    requestId,
-    agentId,
-    enableTools: shouldEnableTools,
-    messageLength: message.length,
-    message: message.slice(0, 100),
-  });
+  if (Array.isArray(message.content)) {
+    const text = message.content
+      .filter(
+        part =>
+          part &&
+          typeof part === 'object' &&
+          (part as { type?: string }).type === 'text' &&
+          typeof (part as { text?: unknown }).text === 'string'
+      )
+      .map(part => (part as { text: string }).text)
+      .join('')
+    if (text) return text
+  }
 
-  // 设置 SSE 响应头
-  res.setHeader("Content-Type", "text/event-stream");
-  res.setHeader("Cache-Control", "no-cache");
-  res.setHeader("Connection", "keep-alive");
-  res.setHeader("X-Accel-Buffering", "no");
+  return ''
+}
 
-  try {
-    if (agentId && shouldEnableTools) {
-      // 带工具的聊天
-      for await (const chunk of chatService.chatStream({
-        agentId,
-        message,
-        userId: "",
-      })) {
-        sendSSEData(res, chunk);
-        if (chunk.done) break;
+function normalizeToolInput(args: unknown): string {
+  if (typeof args === 'string') return args
+  if (typeof args === 'number' || typeof args === 'boolean') return String(args)
+
+  if (args && typeof args === 'object') {
+    const obj = args as Record<string, unknown>
+    const candidates = ['input', 'expression', 'query', 'text', 'value']
+    for (const key of candidates) {
+      if (typeof obj[key] === 'string' && obj[key].trim()) {
+        return obj[key]
       }
-    } else {
-      // 简单聊天（无工具）
-      // 如果有 agentId 但禁用了工具，使用 agent 的 system prompt
-      let systemPrompt = "你是一个友好、专业的 AI 助手，可以帮助用户解答各种问题。";
-
-      if (agentId && !shouldEnableTools) {
-        try {
-          const agent = await chatService.getAgentForChat(agentId);
-          if (agent) {
-            systemPrompt = agent.systemPrompt || systemPrompt;
-          }
-        } catch (error) {
-          logger.warn({
-            msg: "Failed to get agent, using default prompt",
-            agentId,
-            err: error,
-          });
-        }
+    }
+    return JSON.stringify(obj)
+  }
+
+  return ''
+}
+
+function createBuiltinTools() {
+  const timeTool = new DynamicTool({
+    name: 'get_current_time',
+    description:
+      'Get current date and time in Chinese locale. Input can be empty.',
+    func: async () => {
+      const formatter = new Intl.DateTimeFormat('zh-CN', {
+        dateStyle: 'full',
+        timeStyle: 'medium',
+      })
+      return `当前时间：${formatter.format(new Date())}`
+    },
+  })
+
+  const calculatorTool = new DynamicTool({
+    name: 'calculator',
+    description:
+      'Calculate arithmetic expressions with + - * / and parentheses. Input should be a plain math expression.',
+    func: async input => {
+      const expression = extractExpression(input)
+      if (!expression) {
+        return '计算失败，请提供可计算表达式。'
       }
 
-      for await (const chunk of chatService.simpleChatWithPrompt(message, systemPrompt)) {
-        sendSSEData(res, chunk);
-        if (chunk.done) break;
+      try {
+        const tokens = tokenize(expression)
+        const rpn = toRpn(tokens)
+        const result = evalRpn(rpn)
+        return `计算结果：${result}`
+      } catch (error) {
+        logger.warn({
+          msg: 'Calculator tool error',
+          expression,
+          err: error instanceof Error ? error.message : String(error),
+        })
+        return '计算失败，请检查表达式格式。'
       }
+    },
+  })
+
+  return [timeTool, calculatorTool]
+}
+
+async function runWithTools(inputMessages: BaseMessage[]) {
+  const tools = createBuiltinTools()
+  const baseModel = createModel()
+  const modelWithTools = baseModel.bindTools(tools)
+  const toolMap = new Map(tools.map(tool => [tool.name, tool]))
+  const conversation: BaseMessage[] = [...inputMessages]
+  const maxSteps = 6
+
+  for (let step = 0; step < maxSteps; step += 1) {
+    const aiMessage = await modelWithTools.invoke(conversation)
+
+    const toolCalls = Array.isArray(aiMessage.tool_calls)
+      ? aiMessage.tool_calls
+      : []
+
+    if (!toolCalls.length) {
+      return await baseModel.stream(conversation)
     }
+    conversation.push(aiMessage)
 
-    if (!res.writableEnded) {
-      sendSSEData(res, { done: true });
-      res.write("data: [DONE]\n\n");
+    for (const call of toolCalls) {
+      const tool = toolMap.get(call.name)
+      if (!tool) {
+        conversation.push(
+          new ToolMessage({
+            tool_call_id: call.id ?? `missing-tool-${step}`,
+            content: `工具 ${call.name} 不存在。`,
+          })
+        )
+        continue
+      }
+
+      const normalizedInput = normalizeToolInput(call.args)
+      logger.info({
+        msg: 'Tool called',
+        toolName: call.name,
+        step,
+        input: normalizedInput,
+      })
+
+      const toolResult = await tool.invoke(normalizedInput)
+      const toolContent =
+        typeof toolResult === 'string' ? toolResult : JSON.stringify(toolResult)
+
+      conversation.push(
+        new ToolMessage({
+          tool_call_id: call.id ?? `${call.name}-${step}`,
+          content: toolContent,
+        })
+      )
     }
+  }
+
+  const fallbackStream = new ReadableStream({
+    start(controller) {
+      controller.enqueue(
+        new AIMessageChunk({
+          content:
+            '我尝试调用工具处理你的请求，但步骤超出上限。请换个问法再试一次。',
+        })
+      )
+      controller.close()
+    },
+  })
+  return fallbackStream
+}
+
+async function sendStreamResponse(
+  res: Response,
+  stream: ReadableStream | AsyncIterable<AIMessageChunk>
+) {
+  const uiStream = toUIMessageStream(stream)
+  const response = createUIMessageStreamResponse({ stream: uiStream })
+
+  res.status(response.status)
+  response.headers.forEach((value, key) => {
+    res.setHeader(key, value)
+  })
+
+  if (!response.body) {
+    res.end()
+    return
+  }
+
+  const reader = response.body.getReader()
+  while (true) {
+    const { done, value } = await reader.read()
+    if (done) break
+    res.write(Buffer.from(value))
+  }
+  res.end()
+}
+
+/**
+ * POST /api/agent
+ * AI SDK data stream response
+ */
+async function handleChat(req: Request, res: Response) {
+  const requestId = req.header('X-Request-ID') || `req-${Date.now()}`
+
+  try {
+    const { messages, message } = req.body || {}
+    const hasUiMessages = Array.isArray(messages) && messages.length > 0
+    const fallbackMessage = hasUiMessages
+      ? ([...messages]
+          .reverse()
+          .find(
+            raw =>
+              raw &&
+              typeof raw === 'object' &&
+              (raw as { role?: string }).role === 'user'
+          ) ?? messages[messages.length - 1])
+      : undefined
+    const candidate = message ?? fallbackMessage
+    const lastMessageText = extractTextFromMessage(candidate).trim()
+
+    if (!candidate || !lastMessageText) {
+      res.status(400).json({
+        code: 400,
+        message: '消息不能为空',
+      })
+      return
+    }
+
+    logger.info({
+      msg: 'Chat request received',
+      requestId,
+      messageLength: lastMessageText.length,
+    })
+
+    const inputMessages = hasUiMessages
+      ? await toBaseMessages(messages)
+      : [new HumanMessage(lastMessageText)]
+
+    const stream = await runWithTools(inputMessages as BaseMessage[])
+    await sendStreamResponse(res, stream)
   } catch (error) {
     logger.error({
-      msg: "Chat error",
+      msg: 'Chat error',
       requestId,
-      err: error,
-    });
-    if (!res.writableEnded) {
-      sendSSEError(res, error instanceof Error ? error.message : "聊天服务错误");
+      err: error instanceof Error ? error.message : String(error),
+    })
+
+    if (!res.headersSent) {
+      res.status(500).json({
+        code: 500,
+        message: '聊天服务错误',
+      })
+    } else {
+      res.end()
     }
-  } finally {
-    res.end();
   }
-});
+}
+
+chatRouter.post('/', handleChat)
+
+chatRouter.post('/chat', async (req: Request, res: Response) => {
+  await handleChat(req, res)
+})
 
 // ========== 健康检查 ==========
 
-chatRouter.get("/health", (_req: Request, res: Response) => {
+chatRouter.get('/health', (_req: Request, res: Response) => {
   res.json({
-    status: "healthy",
+    status: 'healthy',
     time: new Date().toISOString(),
-    service: "agent-service",
-  });
-});
+    service: 'agent-service',
+  })
+})
 
-chatRouter.get("/ready", (_req: Request, res: Response) => {
-  res.json({
-    status: "ready",
-  });
-});
+chatRouter.get('/ready', (_req: Request, res: Response) => {
+  res.json({ status: 'ready' })
+})
 
-chatRouter.get("/info", (_req: Request, res: Response) => {
+chatRouter.get('/info', (_req: Request, res: Response) => {
   res.json({
-    service: "agent-service",
-    version: "1.0.0",
-    framework: "langchain.js",
-    model: "deepseek",
-  });
-});
+    service: 'agent-service',
+    version: '1.0.0',
+    framework: 'ai-sdk + langchain',
+  })
+})
diff --git a/services/agent-service/src/routes/tools.ts b/services/agent-service/src/routes/tools.ts
deleted file mode 100644
index 35b044f..0000000
--- a/services/agent-service/src/routes/tools.ts
+++ /dev/null
@@ -1,167 +0,0 @@
-import { Router, Request, Response } from "express";
-import { toolService } from "../services/toolService.js";
-import { logger } from "../config/index.js";
-import type { ToolListOptions } from "../types/index.js";
-import { serializeTools, serializeTool } from "../utils/serializer.js";
-
-export const toolsRouter = Router();
-
-// 辅助函数：从查询参数中提取字符串
-function getQueryString(req: Request, key: string): string | undefined {
-  const value = req.query[key];
-  if (typeof value === "string") return value;
-  if (Array.isArray(value) && typeof value[0] === "string") return value[0];
-  return undefined;
-}
-
-// 辅助函数：从路径参数中提取字符串
-function getParamString(req: Request, key: string): string {
-  const value = req.params[key];
-  if (typeof value === "string") return value;
-  if (Array.isArray(value)) return value[0];
-  return String(value);
-}
-
-// ========== 工具管理接口 ==========
-
-/**
- * GET /api/tools
- * 获取工具列表
- *
- * 返回格式（与 Go 版本保持一致）:
- * {
- *   "tools": [...],
- *   "total": 123,
- *   "page": 1,
- *   "page_size": 20
- * }
- */
-toolsRouter.get("/", async (req: Request, res: Response) => {
-  try {
-    const options: ToolListOptions = {
-      category: getQueryString(req, "category"),
-      enabled: getQueryString(req, "enabled") === "true" ? true : getQueryString(req, "enabled") === "false" ? false : undefined,
-      search: getQueryString(req, "search"),
-      page: parseInt(getQueryString(req, "page") || "1"),
-      pageSize: parseInt(getQueryString(req, "page_size") || "20"),
-    };
-
-    const tools = await toolService.listTools(options);
-
-    // 转换为 snake_case 以匹配 Go 版本
-    const serializedTools = serializeTools(tools);
-
-    const total = serializedTools.length; // 简化实现，实际应该从数据库获取总数
-
-    // 与 Go 版本保持一致的响应格式
-    res.status(200).json({
-      tools: serializedTools,
-      total: total,
-      page: options.page,
-      page_size: options.pageSize,
-    });
-  } catch (error) {
-    logger.error({
-      msg: "List tools error",
-      err: error,
-    });
-    res.status(500).json({
-      error: error instanceof Error ? error.message : "获取工具列表失败",
-    });
-  }
-});
-
-/**
- * GET /api/tools/:id
- * 获取工具详情
- */
-toolsRouter.get("/:id", async (req: Request, res: Response) => {
-  try {
-    const id = getParamString(req, "id");
-    const tool = await toolService.getToolDetail(id);
-
-    if (!tool) {
-      return res.status(404).json({
-        error: "Tool not found",
-      });
-    }
-
-    // 转换为 snake_case 以匹配 Go 版本
-    const serializedTool = serializeTool(tool);
-
-    res.status(200).json(serializedTool);
-  } catch (error) {
-    logger.error({
-      msg: "Get tool error",
-      toolId: getParamString(req, "id"),
-      err: error,
-    });
-    res.status(500).json({
-      error: error instanceof Error ? error.message : "获取工具详情失败",
-    });
-  }
-});
-
-/**
- * POST /api/tools
- * 创建新工具（管理员）
- */
-toolsRouter.post("/", async (req: Request, res: Response) => {
-  try {
-    const tool = await toolService.createTool(req.body);
-    // 转换为 snake_case 以匹配 Go 版本
-    const serializedTool = serializeTool(tool);
-    res.status(201).json(serializedTool);
-  } catch (error) {
-    logger.error({
-      msg: "Create tool error",
-      toolName: req.body.name,
-      err: error,
-    });
-    res.status(500).json({
-      error: error instanceof Error ? error.message : "创建工具失败",
-    });
-  }
-});
-
-/**
- * PUT /api/tools/:id
- * 更新工具（管理员）
- */
-toolsRouter.put("/:id", async (req: Request, res: Response) => {
-  try {
-    const tool = await toolService.updateTool(getParamString(req, "id"), req.body);
-    // 转换为 snake_case 以匹配 Go 版本
-    const serializedTool = serializeTool(tool);
-    res.status(200).json(serializedTool);
-  } catch (error) {
-    logger.error({
-      msg: "Update tool error",
-      toolId: getParamString(req, "id"),
-      err: error,
-    });
-    res.status(500).json({
-      error: error instanceof Error ? error.message : "更新工具失败",
-    });
-  }
-});
-
-/**
- * DELETE /api/tools/:id
- * 删除工具（管理员）
- */
-toolsRouter.delete("/:id", async (req: Request, res: Response) => {
-  try {
-    await toolService.deleteTool(getParamString(req, "id"));
-    res.status(204).send();
-  } catch (error) {
-    logger.error({
-      msg: "Delete tool error",
-      toolId: getParamString(req, "id"),
-      err: error,
-    });
-    res.status(500).json({
-      error: error instanceof Error ? error.message : "删除工具失败",
-    });
-  }
-});
diff --git a/services/agent-service/src/services/chatService.ts b/services/agent-service/src/services/chatService.ts
deleted file mode 100644
index 4d6d645..0000000
--- a/services/agent-service/src/services/chatService.ts
+++ /dev/null
@@ -1,348 +0,0 @@
-import { ChatDeepSeek } from "@langchain/deepseek";
-import {
-  HumanMessage,
-  SystemMessage,
-  ToolMessage,
-  BaseMessage,
-} from "@langchain/core/messages";
-import { toolService } from "./toolService.js";
-import { db } from "./db.js";
-import { logger, config } from "../config/index.js";
-import type {
-  ChatRequestWithTools,
-  StreamChunk,
-  SSEEventType,
-  ToolCallStatus,
-} from "../types/index.js";
-
-// ========== 工具显示名称获取 ==========
-
-/**
- * 获取工具的显示名称
- * 首先从内置工具定义中查找，然后从数据库中查找
- * 如果找不到，返回工具名称本身
- */
-async function getToolDisplayName(toolName: string): Promise<string> {
-  // 1. 先从内置工具定义中查找
-  const builtinDisplayName = toolService.getBuiltinToolDisplayName(toolName);
-  if (builtinDisplayName) {
-    return builtinDisplayName;
-  }
-
-  // 2. 从数据库中查找
-  try {
-    const dbTool = await db.getToolByName(toolName);
-    if (dbTool) {
-      return dbTool.displayName;
-    }
-  } catch (error) {
-    logger.warn({
-      msg: "Failed to get tool display name from database",
-      toolName,
-      err: error,
-    });
-  }
-
-  // 3. 找不到则返回工具名称本身
-  return toolName;
-}
-
-// ========== 流事件生成器 ==========
-
-async function* streamChatEvents(
-  agentId: string,
-  message: string,
-  requestId: string
-): AsyncGenerator<StreamChunk> {
-  try {
-    // 1. 获取 Agent
-    const agent = await db.getAgent(agentId);
-    if (!agent) {
-      yield {
-        type: "error" as SSEEventType,
-        error: `Agent not found: ${agentId}`,
-      };
-      return;
-    }
-
-    // 2. 获取工具
-    const tools = await toolService.getToolsForAgent(agentId);
-    logger.info({
-      msg: "Agent tools loaded",
-      agentId,
-      toolCount: tools.length,
-      toolNames: tools.map((t: any) => t.name),
-    });
-
-    // 3. 创建 DeepSeek Chat Model
-    const llm = new ChatDeepSeek({
-      apiKey: config.deepseekApiKey,
-      model: config.deepseekModel,
-      temperature: 0.7,
-    });
-
-    // 4. 构建消息历史
-    const messages: BaseMessage[] = [
-      new SystemMessage(agent.systemPrompt || "你是一个友好的 AI 助手。"),
-      new HumanMessage(message),
-    ];
-
-    // 5. 如果有工具，使用 Agent
-    if (tools.length > 0) {
-      yield* streamWithTools(llm, tools, messages, requestId);
-    } else {
-      // 没有工具，直接聊天
-      yield* streamSimpleChat(llm, messages);
-    }
-  } catch (error) {
-    logger.error({
-      msg: "Chat error",
-      agentId,
-      requestId,
-      err: error,
-    });
-    yield {
-      type: "error" as SSEEventType,
-      error: error instanceof Error ? error.message : String(error),
-    };
-  }
-}
-
-// ========== 带工具的流式聊天 ==========
-
-async function* streamWithTools(
-  llm: ChatDeepSeek,
-  tools: any[],
-  messages: BaseMessage[],
-  requestId: string
-): AsyncGenerator<StreamChunk> {
-  // 绑定工具到 LLM
-  const llmWithTools = llm.bindTools(tools);
-
-  // 添加工具使用指令到 system prompt
-  const toolNames = tools.map((t: any) => t.name).join('、');
-  const toolInstruction = `\n\n【可用工具】${toolNames ? `你有以下工具可用：${toolNames}。` : ''}
-
-【重要】请优先直接回答用户的问题。只有当用户明确需要以下操作时，才使用工具：
-- 需要获取当前时间或日期信息
-- 需要进行数学计算
-- 其他工具特定功能
-
-对于简单的问候、对话、一般性问题，请直接回答，不要调用工具。`;
-
-  // 在第一条消息前添加工具指令
-  const augmentedMessages = [
-    new SystemMessage((messages[0] as SystemMessage).content + toolInstruction),
-    ...messages.slice(1),
-  ];
-
-  // 第一步：调用 LLM 决定是否使用工具
-  const response = await llmWithTools.invoke(augmentedMessages);
-
-  logger.info({
-    msg: "LLM response received",
-    requestId,
-    hasContent: !!response.content,
-    toolCallsCount: response.tool_calls?.length || 0,
-  });
-
-  // 如果没有工具调用，使用流式输出
-  if (!response.tool_calls || response.tool_calls.length === 0) {
-    // 使用带工具的 LLM 进行流式输出（虽然不调用工具）
-    const stream = await llmWithTools.stream(augmentedMessages);
-    for await (const chunk of stream) {
-      if (chunk.content) {
-        yield {
-          type: "content" as SSEEventType,
-          content: String(chunk.content),
-        };
-      }
-    }
-    yield { type: "done" as SSEEventType, done: true };
-    return;
-  }
-
-  // 如果有工具调用，执行工具
-  if (response.tool_calls && response.tool_calls.length > 0) {
-    const toolResults: any[] = [];
-
-    for (const toolCall of response.tool_calls) {
-      const toolCallId = `${requestId}-${toolCall.name}-${Date.now()}`;
-      const displayName = await getToolDisplayName(toolCall.name);
-
-      // 发送工具调用开始
-      yield {
-        type: "tool_call_start" as SSEEventType,
-        toolCall: {
-          id: toolCallId,
-          name: toolCall.name,
-          displayName,
-          status: "running" as ToolCallStatus,
-          timestamp: new Date(),
-        },
-      };
-
-      try {
-        // 执行单个工具
-        const tool = tools.find((t: any) => t.name === toolCall.name);
-        if (!tool) {
-          throw new Error(`Tool not found: ${toolCall.name}`);
-        }
-
-        const result = await tool.invoke(toolCall.args);
-        toolResults.push({ toolCall, result });
-
-        logger.info({
-          msg: "Tool executed successfully",
-          requestId,
-          toolName: toolCall.name,
-          toolCallId,
-        });
-
-        // 发送工具调用结束
-        yield {
-          type: "tool_call_end" as SSEEventType,
-          toolCall: {
-            id: toolCallId,
-            name: toolCall.name,
-            displayName,
-            status: "success" as ToolCallStatus,
-            output: result,
-            timestamp: new Date(),
-          },
-        };
-      } catch (error) {
-        logger.error({
-          msg: "Tool execution error",
-          requestId,
-          toolName: toolCall.name,
-          toolCallId,
-          err: error,
-        });
-        yield {
-          type: "tool_call_error" as SSEEventType,
-          toolCall: {
-            id: toolCallId,
-            name: toolCall.name,
-            displayName,
-            status: "error" as ToolCallStatus,
-            error: error instanceof Error ? error.message : String(error),
-            timestamp: new Date(),
-          },
-        };
-      }
-    }
-
-    // 第二步：基于工具结果，再次调用 LLM 生成最终回复
-    // 构建包含工具结果的消息历史（使用 ToolMessage）
-    const toolMessages = toolResults.map(({ toolCall, result }) =>
-      new ToolMessage({
-        content: result,
-        tool_call_id: toolCall.id,
-        name: toolCall.name,
-      })
-    );
-
-    const newMessages = [...messages, response, ...toolMessages];
-
-    // 使用流式输出最终回复
-    const finalStream = await llm.stream(newMessages);
-    for await (const chunk of finalStream) {
-      if (chunk.content) {
-        yield {
-          type: "content" as SSEEventType,
-          content: String(chunk.content),
-        };
-      }
-    }
-
-    yield { type: "done" as SSEEventType, done: true };
-  }
-}
-
-// ========== 简单流式聊天（无工具） ==========
-
-async function* streamSimpleChat(
-  llm: ChatDeepSeek,
-  messages: BaseMessage[]
-): AsyncGenerator<StreamChunk> {
-  const stream = await llm.stream(messages);
-
-  for await (const chunk of stream) {
-    const content = chunk.content;
-    if (content) {
-      yield {
-        type: "content" as SSEEventType,
-        content: String(content),
-      };
-    }
-  }
-
-  yield { type: "done" as SSEEventType, done: true };
-}
-
-// ========== 聊天服务 ==========
-
-export class ChatService {
-  /**
-   * 流式聊天
-   */
-  async *chatStream(request: ChatRequestWithTools): AsyncGenerator<StreamChunk> {
-    const requestId = `req-${Date.now()}-${Math.random().toString(36).slice(2, 9)}`;
-
-    logger.info({
-      msg: "Chat stream started",
-      requestId,
-      agentId: request.agentId,
-      messageLength: request.message.length,
-      message: request.message.slice(0, 100),
-    });
-
-    yield* streamChatEvents(
-      request.agentId,
-      request.message,
-      requestId
-    );
-  }
-
-  /**
-   * 简单聊天（不使用 Agent）
-   */
-  async *simpleChat(
-    message: string,
-    systemPrompt = "你是一个友好、专业的 AI 助手。"
-  ): AsyncGenerator<StreamChunk> {
-    return this.simpleChatWithPrompt(message, systemPrompt);
-  }
-
-  /**
-   * 使用指定 system prompt 的简单聊天
-   */
-  async *simpleChatWithPrompt(
-    message: string,
-    systemPrompt: string
-  ): AsyncGenerator<StreamChunk> {
-    const llm = new ChatDeepSeek({
-      apiKey: config.deepseekApiKey,
-      model: config.deepseekModel,
-      temperature: 0.7,
-    });
-
-    const messages: BaseMessage[] = [
-      new SystemMessage(systemPrompt),
-      new HumanMessage(message),
-    ];
-
-    yield* streamSimpleChat(llm, messages);
-  }
-
-  /**
-   * 获取 Agent 信息（用于聊天）
-   */
-  async getAgentForChat(agentId: string) {
-    return db.getAgent(agentId);
-  }
-}
-
-// 导出单例
-export const chatService = new ChatService();
diff --git a/services/agent-service/src/services/db.ts b/services/agent-service/src/services/db.ts
index 14796d9..80b9d25 100644
--- a/services/agent-service/src/services/db.ts
+++ b/services/agent-service/src/services/db.ts
@@ -1,224 +1,68 @@
-import { logger } from "../config/index.js";
-import { randomUUID } from "node:crypto";
+import { logger } from '../config/index.js'
 
 // ========== Prisma 客户端 ==========
 
-import { PrismaClient } from "@prisma/client";
-import { PrismaPg } from "@prisma/adapter-pg";
+import { PrismaClient } from '@prisma/client'
+import { PrismaPg } from '@prisma/adapter-pg'
 
 const globalForPrisma = globalThis as unknown as {
-  prisma: PrismaClient | undefined;
-};
+  prisma: PrismaClient | undefined
+}
 
 const adapter = new PrismaPg({
   connectionString: process.env.DATABASE_URL,
-});
+})
 
 export const prisma =
   globalForPrisma.prisma ??
   new PrismaClient({
     adapter,
-    log: process.env.NODE_ENV === "development"
-      ? ["query", "error", "warn"]
-      : ["error"],
-  });
-
-if (process.env.NODE_ENV !== "production") {
-  globalForPrisma.prisma = prisma;
+    log:
+      process.env.NODE_ENV === 'development'
+        ? ['query', 'error', 'warn']
+        : ['error'],
+  })
+
+if (process.env.NODE_ENV !== 'production') {
+  globalForPrisma.prisma = prisma
 }
 
 // 日志中间件（仅在开发环境）
-if (process.env.NODE_ENV === "development") {
-  (prisma as any).$on("query", (e: any) => {
+if (process.env.NODE_ENV === 'development') {
+  ;(prisma as any).$on('query', (e: any) => {
     logger.debug({
-      msg: "Prisma query",
+      msg: 'Prisma query',
       query: e.query,
       params: e.params,
       duration: `${e.duration}ms`,
-    });
-  });
+    })
+  })
 
-  (prisma as any).$on("error", (e: any) => {
+  ;(prisma as any).$on('error', (e: any) => {
     logger.error({
-      msg: "Prisma error",
+      msg: 'Prisma error',
       err: e.message,
-    });
-  });
+    })
+  })
 
-  (prisma as any).$on("warn", (e: any) => {
+  ;(prisma as any).$on('warn', (e: any) => {
     logger.warn({
-      msg: "Prisma warning",
+      msg: 'Prisma warning',
       warning: e.message,
-    });
-  });
+    })
+  })
 }
 
 // ========== 数据库服务 ==========
 
 export class DatabaseService {
-  /**
-   * 获取 Agent 的工具列表
-   */
-  async getToolsForAgent(agentId: string) {
-    const agentTools = await prisma.agentTool.findMany({
-      where: {
-        agentId,
-        enabled: true,
-      },
-      include: {
-        tool: true,
-      },
-    });
-
-    // 过滤出启用的工具
-    return agentTools
-      .filter((at) => at.tool !== null && at.tool.enabled)
-      .map((at) => ({
-        ...at.tool,
-        // 覆盖配置（如果有）
-        ...(at.config && { config: at.config }),
-      }));
-  }
-
-  /**
-   * 获取所有启用的工具
-   */
-  async getAllEnabledTools() {
-    return prisma.tool.findMany({
-      where: {
-        enabled: true,
-      },
-      orderBy: {
-        name: "asc",
-      },
-    });
-  }
-
-  /**
-   * 根据 ID 获取工具
-   */
-  async getToolById(id: string) {
-    return prisma.tool.findUnique({
-      where: { id },
-    });
-  }
-
-  /**
-   * 根据名称获取工具
-   */
-  async getToolByName(name: string) {
-    return prisma.tool.findUnique({
-      where: { name },
-    });
-  }
-
-  /**
-   * 创建工具
-   */
-  async createTool(data: any) {
-    return prisma.tool.create({
-      data,
-    });
-  }
-
-  /**
-   * 更新工具
-   */
-  async updateTool(id: string, data: any) {
-    return prisma.tool.update({
-      where: { id },
-      data,
-    });
-  }
-
-  /**
-   * 删除工具
-   */
-  async deleteTool(id: string) {
-    return prisma.tool.delete({
-      where: { id },
-    });
-  }
-
   /**
    * 获取 Agent 详情
    */
   async getAgent(agentId: string) {
     return prisma.agent.findUnique({
       where: { id: agentId },
-    });
-  }
-
-  /**
-   * 设置 Agent 的工具
-   */
-  async setAgentTools(agentId: string, toolIds: string[]) {
-    // 使用事务确保原子性
-    return prisma.$transaction(async (tx) => {
-      // 删除现有关联
-      await tx.agentTool.deleteMany({
-        where: { agentId },
-      });
-
-      // 创建新关联
-      if (toolIds.length > 0) {
-        await tx.agentTool.createMany({
-          data: toolIds.map((toolId) => ({
-            id: randomUUID(),
-            agentId,
-            toolId,
-            enabled: true,
-          })),
-        });
-      }
-    });
-  }
-
-  /**
-   * 获取 Agent 的工具关联
-   */
-  async getAgentTools(agentId: string) {
-    return prisma.agentTool.findMany({
-      where: { agentId },
-      include: {
-        tool: true,
-      },
-    });
-  }
-
-  /**
-   * 记录工具执行
-   */
-  async createToolExecution(data: {
-    agentId?: string;
-    userId?: string;
-    toolId?: string;
-    inputParams?: any;
-    result?: any;
-    success: boolean;
-    errorMessage?: string;
-    durationMs?: number;
-    tokensUsed?: number;
-  }) {
-    return prisma.toolExecution.create({
-      data: {
-        id: randomUUID(),
-        ...data,
-      },
-    });
-  }
-
-  /**
-   * 获取工具执行历史
-   */
-  async getToolExecutions(agentId: string, limit = 50) {
-    return prisma.toolExecution.findMany({
-      where: { agentId },
-      orderBy: {
-        createdAt: "desc",
-      },
-      take: limit,
-    });
+    })
   }
 
   /**
@@ -226,10 +70,10 @@ export class DatabaseService {
    */
   async healthCheck(): Promise<boolean> {
     try {
-      await prisma.$queryRaw`SELECT 1`;
-      return true;
+      await prisma.$queryRaw`SELECT 1`
+      return true
     } catch {
-      return false;
+      return false
     }
   }
 
@@ -237,9 +81,8 @@ export class DatabaseService {
    * 关闭连接
    */
   async disconnect() {
-    await prisma.$disconnect();
+    await prisma.$disconnect()
   }
 }
 
-// 导出单例
-export const db = new DatabaseService();
+export const db = new DatabaseService()
diff --git a/services/agent-service/src/services/toolExecutor.ts b/services/agent-service/src/services/toolExecutor.ts
deleted file mode 100644
index 592028b..0000000
--- a/services/agent-service/src/services/toolExecutor.ts
+++ /dev/null
@@ -1,328 +0,0 @@
-import axios, { AxiosError } from 'axios'
-import type {
-  EndpointConfig,
-  AuthConfig,
-  ToolExecuteRequest,
-  ToolExecuteResult,
-} from '../types/index.js'
-import { logger } from '../config/logger.js'
-
-// ========== 内部工具处理 ==========
-
-// 内部工具：计算器
-function handleCalculator(params: Record<string, any>): string {
-  const { operation, a, b } = params
-  const numA = Number(a)
-  const numB = Number(b)
-
-  let result: number
-  switch (operation) {
-    case 'add':
-      result = numA + numB
-      break
-    case 'subtract':
-      result = numA - numB
-      break
-    case 'multiply':
-      result = numA * numB
-      break
-    case 'divide':
-      if (numB === 0) {
-        throw new Error('Division by zero')
-      }
-      result = numA / numB
-      break
-    default:
-      throw new Error(`Unknown operation: ${operation}`)
-  }
-
-  return String(result)
-}
-
-// 内部工具：获取当前时间
-function handleGetCurrentTime(params: Record<string, any>): string {
-  const timezone = params.timezone || 'Asia/Shanghai'
-  const now = new Date()
-  const options: Intl.DateTimeFormatOptions = {
-    timeZone: timezone,
-    year: 'numeric',
-    month: '2-digit',
-    day: '2-digit',
-    hour: '2-digit',
-    minute: '2-digit',
-    second: '2-digit',
-    hour12: false,
-  }
-  return now.toLocaleString('zh-CN', options)
-}
-
-// ========== 通用工具执行器 ==========
-
-export class ToolExecutor {
-  private timeout: number
-
-  constructor(timeout = 30000) {
-    this.timeout = timeout
-  }
-
-  /**
-   * 执行工具
-   */
-  async execute(request: ToolExecuteRequest): Promise<ToolExecuteResult> {
-    const startTime = Date.now()
-    const { tool, parameters } = request
-
-    try {
-      let result: any
-
-      // 处理内部工具
-      if (tool.endpoint.urlTemplate.startsWith('internal://')) {
-        result = this.executeInternalTool(tool, parameters)
-      }
-      // 处理 HTTP 工具
-      else {
-        result = await this.executeHttpTool(tool, parameters)
-      }
-
-      // 应用响应转换
-      if (tool.responseTransform) {
-        result = this.transformResponse(result, tool.responseTransform)
-      }
-
-      const durationMs = Date.now() - startTime
-      return {
-        success: true,
-        data: result,
-        durationMs,
-      }
-    } catch (error) {
-      const durationMs = Date.now() - startTime
-      const errorMessage =
-        error instanceof Error ? error.message : String(error)
-      return {
-        success: false,
-        errorMessage,
-        durationMs,
-      }
-    }
-  }
-
-  /**
-   * 执行内部工具
-   */
-  private executeInternalTool(tool: any, params: Record<string, any>): any {
-    const internalType = tool.endpoint.urlTemplate.replace('internal://', '')
-
-    switch (internalType) {
-      case 'calculator':
-        return handleCalculator(params)
-      case 'time':
-        return handleGetCurrentTime(params)
-      default:
-        throw new Error(`Unknown internal tool: ${internalType}`)
-    }
-  }
-
-  /**
-   * 执行 HTTP 工具
-   */
-  private async executeHttpTool(
-    tool: any,
-    params: Record<string, any>
-  ): Promise<any> {
-    const { endpoint } = tool
-
-    // 构建 URL
-    const url = this.buildUrl(endpoint.urlTemplate, params)
-
-    // 构建请求头
-    const headers: Record<string, string> = { ...endpoint.headers }
-
-    // 设置认证
-    this.setAuthHeaders(headers, endpoint.auth)
-
-    // 构建请求体
-    let body: any = undefined
-    if (endpoint.bodyTemplate) {
-      body = this.renderTemplate(endpoint.bodyTemplate, params)
-      headers['Content-Type'] = 'application/json'
-    }
-
-    logger.info({
-      msg: 'Executing HTTP tool',
-      toolName: tool.name,
-      method: endpoint.method,
-      url,
-      endpointTimeout: endpoint.timeout,
-    })
-
-    // 执行 HTTP 请求
-    const timeout = endpoint.timeout || this.timeout
-    const response = await axios({
-      method: endpoint.method,
-      url,
-      headers,
-      data: body,
-      timeout,
-    })
-
-    return response.data
-  }
-
-  /**
-   * 构建 URL，支持参数替换
-   */
-  private buildUrl(template: string, params: Record<string, any>): string {
-    let url = template
-
-    // 替换路径参数 {param}
-    for (const [key, value] of Object.entries(params)) {
-      const placeholder = `{${key}}`
-      if (url.includes(placeholder)) {
-        url = url.replace(new RegExp(placeholder, 'g'), String(value))
-      }
-    }
-
-    return url
-  }
-
-  /**
-   * 渲染模板
-   */
-  private renderTemplate(
-    template: string,
-    params: Record<string, any>
-  ): string {
-    let result = template
-    for (const [key, value] of Object.entries(params)) {
-      const placeholder = `{${key}}`
-      if (result.includes(placeholder)) {
-        result = result.replace(new RegExp(placeholder, 'g'), String(value))
-      }
-    }
-    return result
-  }
-
-  /**
-   * 设置认证头
-   */
-  private setAuthHeaders(
-    headers: Record<string, string>,
-    auth?: AuthConfig
-  ): void {
-    if (!auth) return
-
-    switch (auth.type) {
-      case 'bearer':
-        // 优先使用直接存储的 token，其次从环境变量读取
-        const token = auth.token || (auth.tokenEnv ? process.env[auth.tokenEnv] : undefined)
-        if (token) {
-          headers['Authorization'] = `Bearer ${token}`
-          logger.debug({
-            msg: 'Bearer token added to headers',
-            hasToken: !!token,
-          })
-        } else {
-          logger.warn({
-            msg: 'No bearer token available',
-            hasDirectToken: !!auth.token,
-            hasTokenEnv: !!auth.tokenEnv,
-          })
-        }
-        break
-      case 'api_key':
-        if (auth.apiKey) {
-          headers['X-API-Key'] = auth.apiKey
-        }
-        break
-      case 'basic':
-        if (auth.username && auth.password) {
-          const credentials = Buffer.from(
-            `${auth.username}:${auth.password}`
-          ).toString('base64')
-          headers['Authorization'] = `Basic ${credentials}`
-        }
-        break
-      case 'none':
-      default:
-        break
-    }
-  }
-
-  /**
-   * 应用响应转换
-   */
-  private transformResponse(data: any, transform: any): any {
-    if (!transform) return data
-
-    // JSONPath 提取（简化实现）
-    if (transform.extract && transform.extract !== '$') {
-      data = this.extractJSONPath(data, transform.extract)
-    }
-
-    // 格式转换
-    if (transform.format) {
-      switch (transform.format) {
-        case 'text':
-          if (typeof data === 'object') {
-            data = JSON.stringify(data, null, 2)
-          }
-          break
-        case 'markdown':
-          if (typeof data === 'object') {
-            data = this.toMarkdown(data)
-          }
-          break
-      }
-    }
-
-    // 包装文本
-    if (transform.wrapperText && typeof data === 'string') {
-      data = transform.wrapperText.replace('{content}', data)
-    }
-
-    return data
-  }
-
-  /**
-   * 简化版 JSONPath 提取
-   */
-  private extractJSONPath(data: any, path: string): any {
-    if (path === '$' || !path) return data
-
-    // 移除前缀 $.
-    const cleanPath = path.replace(/^\$\./, '')
-    const parts = cleanPath.split('.')
-
-    let current = data
-    for (const part of parts) {
-      if (typeof current === 'object' && current !== null) {
-        current = current[part]
-      } else {
-        return data // 路径无效，返回原始数据
-      }
-    }
-
-    return current
-  }
-
-  /**
-   * 转换为 Markdown 格式
-   */
-  private toMarkdown(data: any): string {
-    if (typeof data !== 'object' || data === null) {
-      return String(data)
-    }
-
-    if (Array.isArray(data)) {
-      return data.map(item => `- ${this.toMarkdown(item)}`).join('\n')
-    }
-
-    return Object.entries(data)
-      .map(([key, value]) => `**${key}**: ${this.toMarkdown(value)}`)
-      .join('\n')
-  }
-}
-
-// 导出单例
-export const toolExecutor = new ToolExecutor()
diff --git a/services/agent-service/src/services/toolService.ts b/services/agent-service/src/services/toolService.ts
deleted file mode 100644
index 6b5c000..0000000
--- a/services/agent-service/src/services/toolService.ts
+++ /dev/null
@@ -1,346 +0,0 @@
-import { tool } from "@langchain/core/tools";
-import { z } from "zod";
-import type { ToolDefinition } from "../types/index.js";
-import { toolExecutor } from "./toolExecutor.js";
-import { db } from "./db.js";
-import { logger } from "../config/logger.js";
-
-// ========== 内置工具定义 ==========
-
-const BUILTIN_TOOLS: ToolDefinition[] = [
-  {
-    id: "builtin-calculator",
-    name: "calculator",
-    type: "invokable" as any,
-    displayName: "计算器",
-    description: "执行数学运算，支持加法、减法、乘法、除法。",
-    category: "builtin",
-    endpoint: {
-      urlTemplate: "internal://calculator",
-      method: "GET",
-    },
-    parameters: {
-      type: "object",
-      properties: {
-        operation: {
-          type: "string",
-          description: "运算类型",
-          enum: ["add", "subtract", "multiply", "divide"],
-          required: true,
-        },
-        a: {
-          type: "number",
-          description: "第一个数字",
-          required: true,
-        },
-        b: {
-          type: "number",
-          description: "第二个数字",
-          required: true,
-        },
-      },
-      required: ["operation", "a", "b"],
-    },
-    enabled: true,
-    version: "1.0.0",
-    tags: ["math", "calculator"],
-  },
-  {
-    id: "builtin-time",
-    name: "get_current_time",
-    type: "invokable" as any,
-    displayName: "当前时间",
-    description: "获取指定时区的当前时间。",
-    category: "builtin",
-    endpoint: {
-      urlTemplate: "internal://time",
-      method: "GET",
-    },
-    parameters: {
-      type: "object",
-      properties: {
-        timezone: {
-          type: "string",
-          description: "时区标识符，如 Asia/Shanghai、America/New_York、UTC 等",
-          required: false,
-        },
-      },
-      required: [],
-    },
-    enabled: true,
-    version: "1.0.0",
-    tags: ["time", "datetime"],
-  },
-];
-
-// ========== 工具服务 ==========
-
-export class ToolService {
-  private agentToolsCache = new Map<string, any[]>();
-
-  /**
-   * 递归地将对象的键从 snake_case 转换为 camelCase
-   */
-  private snakeToCamel(obj: any): any {
-    if (obj === null || typeof obj !== 'object') {
-      return obj;
-    }
-
-    if (Array.isArray(obj)) {
-      return obj.map((item) => this.snakeToCamel(item));
-    }
-
-    const result: Record<string, any> = {};
-    for (const [key, value] of Object.entries(obj)) {
-      // 将 snake_case 转换为 camelCase
-      const camelKey = key.replace(/_([a-z])/g, (_, letter) => letter.toUpperCase());
-      result[camelKey] = this.snakeToCamel(value);
-    }
-    return result;
-  }
-
-  /**
-   * 标准化工具定义（将 snake_case 转换为 camelCase）
-   * 数据库存储使用 snake_case，但内部代码使用 camelCase
-   */
-  private normalizeToolDef(toolDef: any): any {
-    // 如果 endpoint 已经是 camelCase 格式，直接返回
-    if (toolDef.endpoint?.urlTemplate) {
-      return toolDef;
-    }
-
-    // 深拷贝并递归转换所有键
-    return this.snakeToCamel(toolDef);
-  }
-
-  /**
-   * 创建 LangChain 工具（从数据库定义）
-   */
-  createLangChainTool(toolDef: ToolDefinition) {
-    // 标准化工具定义（snake_case -> camelCase）
-    toolDef = this.normalizeToolDef(toolDef);
-
-    // 构建 Zod Schema
-    const schemaShape: Record<string, z.ZodTypeAny> = {};
-
-    for (const [name, param] of Object.entries(toolDef.parameters.properties || {})) {
-      const paramDef = param as any;
-
-      let zodType: z.ZodTypeAny;
-
-      switch (paramDef.type) {
-        case "string":
-          zodType = z.string();
-          break;
-        case "number":
-          zodType = z.number();
-          break;
-        case "boolean":
-          zodType = z.boolean();
-          break;
-        case "array":
-          zodType = z.array(z.any());
-          break;
-        case "object":
-          zodType = z.record(z.any());
-          break;
-        default:
-          zodType = z.any();
-      }
-
-      // 添加枚举约束
-      if (paramDef.enum && Array.isArray(paramDef.enum)) {
-        zodType = z.enum(paramDef.enum as [string, ...string[]]);
-      }
-
-      // 处理可选参数
-      const isRequired = Array.isArray(toolDef.parameters.required) &&
-        toolDef.parameters.required.includes(name);
-
-      if (!isRequired) {
-        zodType = zodType.optional();
-      }
-
-      // 添加描述
-      if (paramDef.description) {
-        zodType = zodType.describe(paramDef.description);
-      }
-
-      schemaShape[name] = zodType;
-    }
-
-    const zodSchema = z.object(schemaShape);
-
-    // 创建 LangChain 工具
-    return tool(
-      async (input: any) => {
-        const result = await toolExecutor.execute({
-          tool: toolDef,
-          parameters: input,
-        });
-
-        if (!result.success) {
-          throw new Error(result.errorMessage || "工具执行失败");
-        }
-
-        // 返回字符串结果
-        if (typeof result.data === "string") {
-          return result.data;
-        }
-        return JSON.stringify(result.data);
-      },
-      {
-        name: toolDef.name,
-        description: toolDef.description,
-        schema: zodSchema,
-      }
-    );
-  }
-
-  /**
-   * 获取内置工具（所有 Agent 自动拥有）
-   */
-  getBuiltinTools() {
-    return BUILTIN_TOOLS.map((toolDef) =>
-      this.createLangChainTool(toolDef)
-    );
-  }
-
-  /**
-   * 获取内置工具的显示名称
-   * @param toolName 工具名称
-   * @returns 显示名称，如果找不到则返回 undefined
-   */
-  getBuiltinToolDisplayName(toolName: string): string | undefined {
-    const builtinTool = BUILTIN_TOOLS.find((t) => t.name === toolName);
-    return builtinTool?.displayName;
-  }
-
-  /**
-   * 获取 Agent 的所有工具（内置 + 数据库配置）
-   */
-  async getToolsForAgent(agentId: string, forceRefresh = false) {
-    // 检查缓存
-    if (!forceRefresh && this.agentToolsCache.has(agentId)) {
-      return this.agentToolsCache.get(agentId)!;
-    }
-
-    const tools: any[] = [];
-
-    // 1. 添加内置工具
-    tools.push(...this.getBuiltinTools());
-
-    // 2. 从数据库获取 Agent 配置的工具
-    const dbTools = await db.getToolsForAgent(agentId);
-
-    // 去重（跳过与内置工具同名的数据库工具）
-    const builtinNames = new Set(BUILTIN_TOOLS.map((t) => t.name));
-    const uniqueDbTools = dbTools.filter((t) => !builtinNames.has(t.name));
-
-    // 3. 转换数据库工具为 LangChain 工具
-    for (const dbTool of uniqueDbTools) {
-      try {
-        const langchainTool = this.createLangChainTool(dbTool as any);
-        tools.push(langchainTool);
-      } catch (error) {
-        logger.warn({
-          msg: "Failed to create tool",
-          toolName: dbTool.name,
-          error: error instanceof Error ? error.message : String(error),
-        });
-      }
-    }
-
-    // 缓存结果
-    this.agentToolsCache.set(agentId, tools);
-
-    return tools;
-  }
-
-  /**
-   * 清除缓存
-   */
-  clearCache(agentId?: string) {
-    if (agentId) {
-      this.agentToolsCache.delete(agentId);
-    } else {
-      this.agentToolsCache.clear();
-    }
-  }
-
-  /**
-   * 列出所有可用工具
-   */
-  async listTools(options?: {
-    category?: string;
-    enabled?: boolean;
-    search?: string;
-  }) {
-    const where: any = {};
-
-    if (options?.category) {
-      where.category = options.category;
-    }
-
-    if (options?.enabled !== undefined) {
-      where.enabled = options.enabled;
-    }
-
-    if (options?.search) {
-      where.OR = [
-        { name: { contains: options.search, mode: "insensitive" } },
-        { displayName: { contains: options.search, mode: "insensitive" } },
-        { description: { contains: options.search, mode: "insensitive" } },
-      ];
-    }
-
-    return prisma.tool.findMany({
-      where,
-      orderBy: {
-        name: "asc",
-      },
-    });
-  }
-
-  /**
-   * 获取工具详情
-   */
-  async getToolDetail(id: string) {
-    return db.getToolById(id);
-  }
-
-  /**
-   * 创建工具
-   */
-  async createTool(data: any) {
-    const tool = await db.createTool(data);
-    // 清除所有 Agent 的工具缓存
-    this.clearCache();
-    return tool;
-  }
-
-  /**
-   * 更新工具
-   */
-  async updateTool(id: string, data: any) {
-    const tool = await db.updateTool(id, data);
-    // 清除所有 Agent 的工具缓存
-    this.clearCache();
-    return tool;
-  }
-
-  /**
-   * 删除工具
-   */
-  async deleteTool(id: string) {
-    await db.deleteTool(id);
-    // 清除所有 Agent 的工具缓存
-    this.clearCache();
-  }
-}
-
-// 导出单例
-export const toolService = new ToolService();
-
-// 导入 prisma
-import { prisma } from "./db.js";
diff --git a/services/agent-service/src/types/index.ts b/services/agent-service/src/types/index.ts
index ddc8f29..33f9d08 100644
--- a/services/agent-service/src/types/index.ts
+++ b/services/agent-service/src/types/index.ts
@@ -1,213 +1,38 @@
-// ========== 核心类型定义 ==========
-
-// 工具类型
-export enum ToolType {
-  INVOKABLE = "invokable",
-  STREAMABLE = "streamable",
-}
+// ========== Agent 相关类型 ==========
 
-// Agent 类型
 export enum AgentType {
-  PUBLIC = "public",
-  PRIVATE = "private",
-  SYSTEM = "system",
-}
-
-// 认证类型
-export enum AuthType {
-  NONE = "none",
-  BEARER = "bearer",
-  API_KEY = "api_key",
-  BASIC = "basic",
-}
-
-// ========== 工具相关类型 ==========
-
-// 端点配置
-export interface EndpointConfig {
-  urlTemplate: string;
-  method: "GET" | "POST" | "PUT" | "DELETE" | "PATCH";
-  headers?: Record<string, string>;
-  bodyTemplate?: string;
-  auth?: AuthConfig;
-  timeout?: number;
-}
-
-// 认证配置
-export interface AuthConfig {
-  type: AuthType;
-  token?: string;           // 直接存储的 token
-  tokenEnv?: string;        // 从环境变量读取 token 的变量名
-  apiKey?: string;
-  username?: string;
-  password?: string;
-}
-
-// 参数定义 (JSON Schema 格式)
-export interface ParameterDef {
-  type: string;
-  description?: string;
-  required?: boolean;
-  default?: any;
-  enum?: string[];
-  properties?: Record<string, ParameterDef>;
-}
-
-// 参数定义容器
-export interface ParametersDef {
-  type: "object";
-  properties: Record<string, ParameterDef>;
-  required?: string[];
-}
-
-// 响应转换规则
-export interface ResponseTransform {
-  extract?: string;
-  format?: "markdown" | "json" | "text";
-  wrapperText?: string;
-}
-
-// 速率限制配置
-export interface RateLimitConfig {
-  maxRequests: number;
-  windowSecs: number;
-}
-
-// 工具定义（从数据库读取）
-export interface ToolDefinition {
-  id: string;
-  name: string;
-  type: ToolType;
-  displayName: string;
-  description: string;
-  category: string;
-  endpoint: EndpointConfig;
-  parameters: ParametersDef;
-  responseTransform?: ResponseTransform;
-  rateLimit?: RateLimitConfig;
-  enabled: boolean;
-  version: string;
-  tags: string[];
-}
-
-// 工具执行请求
-export interface ToolExecuteRequest {
-  tool: ToolDefinition;
-  parameters: Record<string, any>;
-  agentId?: string;
-  userId?: string;
-}
-
-// 工具执行结果
-export interface ToolExecuteResult {
-  success: boolean;
-  data?: any;
-  errorMessage?: string;
-  durationMs: number;
+  PUBLIC = 'public',
+  PRIVATE = 'private',
+  SYSTEM = 'system',
 }
 
-// ========== Agent 相关类型 ==========
-
-// Agent 定义
 export interface AgentDefinition {
-  id: string;
-  name: string;
-  description: string;
-  systemPrompt: string;
-  type: AgentType;
-  ownerId?: string;
-  isDefault: boolean;
-  tools?: ToolDefinition[];
+  id: string
+  name: string
+  description: string
+  type: AgentType
+  ownerId?: string
+  isDefault: boolean
+  createdAt: Date
+  updatedAt: Date
 }
 
 // ========== 聊天相关类型 ==========
 
-// 聊天消息角色
 export enum MessageRole {
-  SYSTEM = "system",
-  USER = "user",
-  ASSISTANT = "assistant",
+  USER = 'user',
+  ASSISTANT = 'assistant',
 }
 
-// 聊天消息
 export interface ChatMessage {
-  role: MessageRole;
-  content: string;
-}
-
-// 带工具的聊天请求
-export interface ChatRequestWithTools {
-  agentId: string;
-  userId?: string;
-  message: string;
-  systemPrompt?: string;
-}
-
-// SSE 事件类型
-export enum SSEEventType {
-  CONTENT = "content",
-  TOOL_CALL_START = "tool_call_start",
-  TOOL_CALL_END = "tool_call_end",
-  TOOL_CALL_ERROR = "tool_call_error",
-  ERROR = "error",
-  DONE = "done",
-}
-
-// 工具调用状态
-export enum ToolCallStatus {
-  PENDING = "pending",
-  RUNNING = "running",
-  SUCCESS = "success",
-  ERROR = "error",
-}
-
-// 工具调用信息
-export interface ToolCallInfo {
-  id: string;
-  name: string;
-  displayName: string;
-  status: ToolCallStatus;
-  input?: Record<string, any>;
-  output?: any;
-  error?: string;
-  timestamp: Date;
-}
-
-// SSE 数据块
-export interface StreamChunk {
-  type?: SSEEventType;
-  content?: string;
-  toolCall?: ToolCallInfo;
-  error?: string;
-  done?: boolean;
+  role: MessageRole
+  content: string
 }
 
 // ========== API 响应类型 ==========
 
-// 统一响应格式
 export interface ApiResponse<T = any> {
-  code: number;
-  message: string;
-  data?: T;
-}
-
-// 分页参数
-export interface PaginationParams {
-  page?: number;
-  pageSize?: number;
-}
-
-// 分页响应
-export interface PaginatedResponse<T> {
-  items: T[];
-  total: number;
-  page: number;
-  pageSize: number;
-}
-
-// 工具列表选项
-export interface ToolListOptions extends PaginationParams {
-  category?: string;
-  enabled?: boolean;
-  search?: string;
+  code: number
+  message: string
+  data?: T
 }
diff --git a/services/agent-service/src/utils/serializer.ts b/services/agent-service/src/utils/serializer.ts
index 57fe7ae..4b42b1a 100644
--- a/services/agent-service/src/utils/serializer.ts
+++ b/services/agent-service/src/utils/serializer.ts
@@ -59,18 +59,3 @@ export function serializeAgent(agent: any) {
 export function serializeAgents(agents: any[]) {
   return agents.map(serializeAgent);
 }
-
-/**
- * Tool 序列化器
- */
-export function serializeTool(tool: any) {
-  if (!tool) return null;
-  return toSnakeCase(tool);
-}
-
-/**
- * Tool 列表序列化器
- */
-export function serializeTools(tools: any[]) {
-  return tools.map(serializeTool);
-}

From 2d46f074a73c132e2e040a60427faa5d640d1660 Mon Sep 17 00:00:00 2001
From: LeviLiu <liuwenyu1937@outlook.com>
Date: Wed, 11 Feb 2026 15:08:20 +0800
Subject: [PATCH 2/5] refactor: move chat orchestration to service layer

---
 services/agent-service/src/routes/chat.ts   | 387 +-------------------
 services/agent-service/src/services/chat.ts | 385 +++++++++++++++++++
 2 files changed, 393 insertions(+), 379 deletions(-)
 create mode 100644 services/agent-service/src/services/chat.ts

diff --git a/services/agent-service/src/routes/chat.ts b/services/agent-service/src/routes/chat.ts
index 33f77a2..ae4a78e 100644
--- a/services/agent-service/src/routes/chat.ts
+++ b/services/agent-service/src/routes/chat.ts
@@ -1,366 +1,12 @@
 import { Router, Request, Response } from 'express'
-import {
-  AIMessageChunk,
-  BaseMessage,
-  HumanMessage,
-  ToolMessage,
-} from '@langchain/core/messages'
-import { ChatOpenAI } from '@langchain/openai'
-import { DynamicTool } from '@langchain/core/tools'
+import { AIMessageChunk } from '@langchain/core/messages'
 import { createUIMessageStreamResponse } from 'ai'
-import { toBaseMessages, toUIMessageStream } from '@ai-sdk/langchain'
-import { config, logger } from '../config/index.js'
+import { toUIMessageStream } from '@ai-sdk/langchain'
+import { logger } from '../config/index.js'
+import { parseChatInput, runChatWithBuiltInTools } from '../services/chat.js'
 
 export const chatRouter = Router()
 
-function createModel() {
-  const baseURL = config.aiBaseUrl || undefined
-  return new ChatOpenAI({
-    apiKey: config.aiApiKey,
-    model: config.aiModel,
-    temperature: 0.7,
-    configuration: baseURL ? { baseURL } : undefined,
-  })
-}
-
-function extractExpression(input: string): string | null {
-  const trimmed = input.trim()
-  const prefixed = /^(calc|计算|计算器)[:：\s]+(.+)$/i
-  const prefixedMatch = trimmed.match(prefixed)
-  if (prefixedMatch?.[2]) return prefixedMatch[2].trim()
-
-  if (/^[\d\s()+\-*/.]+$/.test(trimmed)) return trimmed
-  return null
-}
-
-function tokenize(expression: string): (number | string)[] {
-  const tokens: (number | string)[] = []
-  const cleaned = expression.replace(/\s+/g, '')
-  let i = 0
-
-  while (i < cleaned.length) {
-    const char = cleaned[i]
-
-    if ((char >= '0' && char <= '9') || char === '.') {
-      let numberText = char
-      i += 1
-      while (i < cleaned.length) {
-        const next = cleaned[i]
-        if ((next >= '0' && next <= '9') || next === '.') {
-          numberText += next
-          i += 1
-        } else {
-          break
-        }
-      }
-      const value = Number(numberText)
-      if (!Number.isFinite(value)) {
-        throw new Error('Invalid number')
-      }
-      tokens.push(value)
-      continue
-    }
-
-    if (
-      char === '-' &&
-      (tokens.length === 0 ||
-        (typeof tokens[tokens.length - 1] === 'string' &&
-          tokens[tokens.length - 1] !== ')'))
-    ) {
-      let numberText = '-'
-      i += 1
-      while (i < cleaned.length) {
-        const next = cleaned[i]
-        if ((next >= '0' && next <= '9') || next === '.') {
-          numberText += next
-          i += 1
-        } else {
-          break
-        }
-      }
-      const value = Number(numberText)
-      if (!Number.isFinite(value)) {
-        throw new Error('Invalid number')
-      }
-      tokens.push(value)
-      continue
-    }
-
-    if ('+-*/()'.includes(char)) {
-      tokens.push(char)
-      i += 1
-      continue
-    }
-
-    throw new Error('Invalid character')
-  }
-
-  return tokens
-}
-
-function toRpn(tokens: (number | string)[]): (number | string)[] {
-  const output: (number | string)[] = []
-  const operators: string[] = []
-
-  const precedence: Record<string, number> = {
-    '+': 1,
-    '-': 1,
-    '*': 2,
-    '/': 2,
-  }
-
-  for (const token of tokens) {
-    if (typeof token === 'number') {
-      output.push(token)
-      continue
-    }
-
-    if (token === '(') {
-      operators.push(token)
-      continue
-    }
-
-    if (token === ')') {
-      while (operators.length) {
-        const op = operators.pop()!
-        if (op === '(') break
-        output.push(op)
-      }
-      continue
-    }
-
-    while (operators.length) {
-      const op = operators[operators.length - 1]
-      if (op === '(') break
-      if (precedence[op] >= precedence[token]) {
-        output.push(operators.pop()!)
-      } else {
-        break
-      }
-    }
-    operators.push(token)
-  }
-
-  while (operators.length) {
-    const op = operators.pop()!
-    if (op === '(' || op === ')') {
-      throw new Error('Mismatched parentheses')
-    }
-    output.push(op)
-  }
-
-  return output
-}
-
-function evalRpn(tokens: (number | string)[]): number {
-  const stack: number[] = []
-
-  for (const token of tokens) {
-    if (typeof token === 'number') {
-      stack.push(token)
-      continue
-    }
-
-    const b = stack.pop()
-    const a = stack.pop()
-
-    if (a === undefined || b === undefined) {
-      throw new Error('Invalid expression')
-    }
-
-    switch (token) {
-      case '+':
-        stack.push(a + b)
-        break
-      case '-':
-        stack.push(a - b)
-        break
-      case '*':
-        stack.push(a * b)
-        break
-      case '/':
-        if (b === 0) throw new Error('Division by zero')
-        stack.push(a / b)
-        break
-      default:
-        throw new Error('Unsupported operator')
-    }
-  }
-
-  if (stack.length !== 1 || !Number.isFinite(stack[0])) {
-    throw new Error('Invalid expression')
-  }
-
-  return stack[0]
-}
-
-function extractTextFromMessage(raw: unknown): string {
-  if (typeof raw === 'string') return raw
-  if (!raw || typeof raw !== 'object') return ''
-
-  const message = raw as {
-    role?: string
-    content?: unknown
-    parts?: Array<{ type?: string; text?: string }>
-  }
-
-  if (typeof message.content === 'string') {
-    return message.content
-  }
-
-  if (Array.isArray(message.parts)) {
-    const text = message.parts
-      .filter(part => part?.type === 'text' && typeof part.text === 'string')
-      .map(part => part.text)
-      .join('')
-    if (text) return text
-  }
-
-  if (Array.isArray(message.content)) {
-    const text = message.content
-      .filter(
-        part =>
-          part &&
-          typeof part === 'object' &&
-          (part as { type?: string }).type === 'text' &&
-          typeof (part as { text?: unknown }).text === 'string'
-      )
-      .map(part => (part as { text: string }).text)
-      .join('')
-    if (text) return text
-  }
-
-  return ''
-}
-
-function normalizeToolInput(args: unknown): string {
-  if (typeof args === 'string') return args
-  if (typeof args === 'number' || typeof args === 'boolean') return String(args)
-
-  if (args && typeof args === 'object') {
-    const obj = args as Record<string, unknown>
-    const candidates = ['input', 'expression', 'query', 'text', 'value']
-    for (const key of candidates) {
-      if (typeof obj[key] === 'string' && obj[key].trim()) {
-        return obj[key]
-      }
-    }
-    return JSON.stringify(obj)
-  }
-
-  return ''
-}
-
-function createBuiltinTools() {
-  const timeTool = new DynamicTool({
-    name: 'get_current_time',
-    description:
-      'Get current date and time in Chinese locale. Input can be empty.',
-    func: async () => {
-      const formatter = new Intl.DateTimeFormat('zh-CN', {
-        dateStyle: 'full',
-        timeStyle: 'medium',
-      })
-      return `当前时间：${formatter.format(new Date())}`
-    },
-  })
-
-  const calculatorTool = new DynamicTool({
-    name: 'calculator',
-    description:
-      'Calculate arithmetic expressions with + - * / and parentheses. Input should be a plain math expression.',
-    func: async input => {
-      const expression = extractExpression(input)
-      if (!expression) {
-        return '计算失败，请提供可计算表达式。'
-      }
-
-      try {
-        const tokens = tokenize(expression)
-        const rpn = toRpn(tokens)
-        const result = evalRpn(rpn)
-        return `计算结果：${result}`
-      } catch (error) {
-        logger.warn({
-          msg: 'Calculator tool error',
-          expression,
-          err: error instanceof Error ? error.message : String(error),
-        })
-        return '计算失败，请检查表达式格式。'
-      }
-    },
-  })
-
-  return [timeTool, calculatorTool]
-}
-
-async function runWithTools(inputMessages: BaseMessage[]) {
-  const tools = createBuiltinTools()
-  const baseModel = createModel()
-  const modelWithTools = baseModel.bindTools(tools)
-  const toolMap = new Map(tools.map(tool => [tool.name, tool]))
-  const conversation: BaseMessage[] = [...inputMessages]
-  const maxSteps = 6
-
-  for (let step = 0; step < maxSteps; step += 1) {
-    const aiMessage = await modelWithTools.invoke(conversation)
-
-    const toolCalls = Array.isArray(aiMessage.tool_calls)
-      ? aiMessage.tool_calls
-      : []
-
-    if (!toolCalls.length) {
-      return await baseModel.stream(conversation)
-    }
-    conversation.push(aiMessage)
-
-    for (const call of toolCalls) {
-      const tool = toolMap.get(call.name)
-      if (!tool) {
-        conversation.push(
-          new ToolMessage({
-            tool_call_id: call.id ?? `missing-tool-${step}`,
-            content: `工具 ${call.name} 不存在。`,
-          })
-        )
-        continue
-      }
-
-      const normalizedInput = normalizeToolInput(call.args)
-      logger.info({
-        msg: 'Tool called',
-        toolName: call.name,
-        step,
-        input: normalizedInput,
-      })
-
-      const toolResult = await tool.invoke(normalizedInput)
-      const toolContent =
-        typeof toolResult === 'string' ? toolResult : JSON.stringify(toolResult)
-
-      conversation.push(
-        new ToolMessage({
-          tool_call_id: call.id ?? `${call.name}-${step}`,
-          content: toolContent,
-        })
-      )
-    }
-  }
-
-  const fallbackStream = new ReadableStream({
-    start(controller) {
-      controller.enqueue(
-        new AIMessageChunk({
-          content:
-            '我尝试调用工具处理你的请求，但步骤超出上限。请换个问法再试一次。',
-        })
-      )
-      controller.close()
-    },
-  })
-  return fallbackStream
-}
-
 async function sendStreamResponse(
   res: Response,
   stream: ReadableStream | AsyncIterable<AIMessageChunk>
@@ -395,22 +41,9 @@ async function handleChat(req: Request, res: Response) {
   const requestId = req.header('X-Request-ID') || `req-${Date.now()}`
 
   try {
-    const { messages, message } = req.body || {}
-    const hasUiMessages = Array.isArray(messages) && messages.length > 0
-    const fallbackMessage = hasUiMessages
-      ? ([...messages]
-          .reverse()
-          .find(
-            raw =>
-              raw &&
-              typeof raw === 'object' &&
-              (raw as { role?: string }).role === 'user'
-          ) ?? messages[messages.length - 1])
-      : undefined
-    const candidate = message ?? fallbackMessage
-    const lastMessageText = extractTextFromMessage(candidate).trim()
+    const parsed = await parseChatInput(req.body)
 
-    if (!candidate || !lastMessageText) {
+    if (!parsed) {
       res.status(400).json({
         code: 400,
         message: '消息不能为空',
@@ -421,14 +54,10 @@ async function handleChat(req: Request, res: Response) {
     logger.info({
       msg: 'Chat request received',
       requestId,
-      messageLength: lastMessageText.length,
+      messageLength: parsed.lastMessageText.length,
     })
 
-    const inputMessages = hasUiMessages
-      ? await toBaseMessages(messages)
-      : [new HumanMessage(lastMessageText)]
-
-    const stream = await runWithTools(inputMessages as BaseMessage[])
+    const stream = await runChatWithBuiltInTools(parsed.inputMessages)
     await sendStreamResponse(res, stream)
   } catch (error) {
     logger.error({
diff --git a/services/agent-service/src/services/chat.ts b/services/agent-service/src/services/chat.ts
new file mode 100644
index 0000000..3d66885
--- /dev/null
+++ b/services/agent-service/src/services/chat.ts
@@ -0,0 +1,385 @@
+import {
+  AIMessageChunk,
+  BaseMessage,
+  HumanMessage,
+  ToolMessage,
+} from '@langchain/core/messages'
+import { DynamicTool } from '@langchain/core/tools'
+import { ChatOpenAI } from '@langchain/openai'
+import { toBaseMessages } from '@ai-sdk/langchain'
+import { config, logger } from '../config/index.js'
+
+function createModel() {
+  const baseURL = config.aiBaseUrl || undefined
+  return new ChatOpenAI({
+    apiKey: config.aiApiKey,
+    model: config.aiModel,
+    temperature: 0.7,
+    configuration: baseURL ? { baseURL } : undefined,
+  })
+}
+
+function extractExpression(input: string): string | null {
+  const trimmed = input.trim()
+  const prefixed = /^(calc|计算|计算器)[:：\s]+(.+)$/i
+  const prefixedMatch = trimmed.match(prefixed)
+  if (prefixedMatch?.[2]) return prefixedMatch[2].trim()
+
+  if (/^[\d\s()+\-*/.]+$/.test(trimmed)) return trimmed
+  return null
+}
+
+function tokenize(expression: string): (number | string)[] {
+  const tokens: (number | string)[] = []
+  const cleaned = expression.replace(/\s+/g, '')
+  let i = 0
+
+  while (i < cleaned.length) {
+    const char = cleaned[i]
+
+    if ((char >= '0' && char <= '9') || char === '.') {
+      let numberText = char
+      i += 1
+      while (i < cleaned.length) {
+        const next = cleaned[i]
+        if ((next >= '0' && next <= '9') || next === '.') {
+          numberText += next
+          i += 1
+        } else {
+          break
+        }
+      }
+      const value = Number(numberText)
+      if (!Number.isFinite(value)) throw new Error('Invalid number')
+      tokens.push(value)
+      continue
+    }
+
+    if (
+      char === '-' &&
+      (tokens.length === 0 ||
+        (typeof tokens[tokens.length - 1] === 'string' &&
+          tokens[tokens.length - 1] !== ')'))
+    ) {
+      let numberText = '-'
+      i += 1
+      while (i < cleaned.length) {
+        const next = cleaned[i]
+        if ((next >= '0' && next <= '9') || next === '.') {
+          numberText += next
+          i += 1
+        } else {
+          break
+        }
+      }
+      const value = Number(numberText)
+      if (!Number.isFinite(value)) throw new Error('Invalid number')
+      tokens.push(value)
+      continue
+    }
+
+    if ('+-*/()'.includes(char)) {
+      tokens.push(char)
+      i += 1
+      continue
+    }
+
+    throw new Error('Invalid character')
+  }
+
+  return tokens
+}
+
+function toRpn(tokens: (number | string)[]): (number | string)[] {
+  const output: (number | string)[] = []
+  const operators: string[] = []
+  const precedence: Record<string, number> = { '+': 1, '-': 1, '*': 2, '/': 2 }
+
+  for (const token of tokens) {
+    if (typeof token === 'number') {
+      output.push(token)
+      continue
+    }
+
+    if (token === '(') {
+      operators.push(token)
+      continue
+    }
+
+    if (token === ')') {
+      while (operators.length) {
+        const op = operators.pop()!
+        if (op === '(') break
+        output.push(op)
+      }
+      continue
+    }
+
+    while (operators.length) {
+      const op = operators[operators.length - 1]
+      if (op === '(') break
+      if (precedence[op] >= precedence[token]) {
+        output.push(operators.pop()!)
+      } else {
+        break
+      }
+    }
+    operators.push(token)
+  }
+
+  while (operators.length) {
+    const op = operators.pop()!
+    if (op === '(' || op === ')') throw new Error('Mismatched parentheses')
+    output.push(op)
+  }
+
+  return output
+}
+
+function evalRpn(tokens: (number | string)[]): number {
+  const stack: number[] = []
+
+  for (const token of tokens) {
+    if (typeof token === 'number') {
+      stack.push(token)
+      continue
+    }
+
+    const b = stack.pop()
+    const a = stack.pop()
+    if (a === undefined || b === undefined)
+      throw new Error('Invalid expression')
+
+    switch (token) {
+      case '+':
+        stack.push(a + b)
+        break
+      case '-':
+        stack.push(a - b)
+        break
+      case '*':
+        stack.push(a * b)
+        break
+      case '/':
+        if (b === 0) throw new Error('Division by zero')
+        stack.push(a / b)
+        break
+      default:
+        throw new Error('Unsupported operator')
+    }
+  }
+
+  if (stack.length !== 1 || !Number.isFinite(stack[0])) {
+    throw new Error('Invalid expression')
+  }
+
+  return stack[0]
+}
+
+function extractTextFromMessage(raw: unknown): string {
+  if (typeof raw === 'string') return raw
+  if (!raw || typeof raw !== 'object') return ''
+
+  const message = raw as {
+    content?: unknown
+    parts?: Array<{ type?: string; text?: string }>
+  }
+
+  if (typeof message.content === 'string') return message.content
+
+  if (Array.isArray(message.parts)) {
+    const text = message.parts
+      .filter(part => part?.type === 'text' && typeof part.text === 'string')
+      .map(part => part.text)
+      .join('')
+    if (text) return text
+  }
+
+  if (Array.isArray(message.content)) {
+    const text = message.content
+      .filter(
+        part =>
+          part &&
+          typeof part === 'object' &&
+          (part as { type?: string }).type === 'text' &&
+          typeof (part as { text?: unknown }).text === 'string'
+      )
+      .map(part => (part as { text: string }).text)
+      .join('')
+    if (text) return text
+  }
+
+  return ''
+}
+
+function normalizeToolInput(args: unknown): string {
+  if (typeof args === 'string') return args
+  if (typeof args === 'number' || typeof args === 'boolean') return String(args)
+
+  if (args && typeof args === 'object') {
+    const obj = args as Record<string, unknown>
+    for (const key of ['input', 'expression', 'query', 'text', 'value']) {
+      if (typeof obj[key] === 'string' && obj[key].trim()) return obj[key]
+    }
+    return JSON.stringify(obj)
+  }
+
+  return ''
+}
+
+function createBuiltinTools() {
+  const timeTool = new DynamicTool({
+    name: 'get_current_time',
+    description:
+      'Get current date and time in Chinese locale. Input can be empty.',
+    func: async () => {
+      const formatter = new Intl.DateTimeFormat('zh-CN', {
+        dateStyle: 'full',
+        timeStyle: 'medium',
+      })
+      return `当前时间：${formatter.format(new Date())}`
+    },
+  })
+
+  const calculatorTool = new DynamicTool({
+    name: 'calculator',
+    description:
+      'Calculate arithmetic expressions with + - * / and parentheses. Input should be a plain math expression.',
+    func: async input => {
+      const expression = extractExpression(input)
+      if (!expression) {
+        return '计算失败，请提供可计算表达式。'
+      }
+
+      try {
+        const tokens = tokenize(expression)
+        const rpn = toRpn(tokens)
+        const result = evalRpn(rpn)
+        return `计算结果：${result}`
+      } catch (error) {
+        logger.warn({
+          msg: 'Calculator tool error',
+          expression,
+          err: error instanceof Error ? error.message : String(error),
+        })
+        return '计算失败，请检查表达式格式。'
+      }
+    },
+  })
+
+  return [timeTool, calculatorTool]
+}
+
+function createSingleChunkStream(content: unknown): ReadableStream {
+  return new ReadableStream({
+    start(controller) {
+      controller.enqueue(
+        new AIMessageChunk({
+          content: typeof content === 'string' ? content : '',
+        })
+      )
+      controller.close()
+    },
+  })
+}
+
+export interface ParsedChatInput {
+  inputMessages: BaseMessage[]
+  lastMessageText: string
+}
+
+export async function parseChatInput(
+  body: unknown
+): Promise<ParsedChatInput | null> {
+  const payload = (body ?? {}) as {
+    messages?: unknown[]
+    message?: unknown
+  }
+  const hasUiMessages =
+    Array.isArray(payload.messages) && payload.messages.length > 0
+
+  const fallbackMessage = hasUiMessages
+    ? ([...payload.messages!]
+        .reverse()
+        .find(
+          raw =>
+            raw &&
+            typeof raw === 'object' &&
+            (raw as { role?: string }).role === 'user'
+        ) ?? payload.messages![payload.messages!.length - 1])
+    : undefined
+
+  const candidate = payload.message ?? fallbackMessage
+  const lastMessageText = extractTextFromMessage(candidate).trim()
+
+  if (!candidate || !lastMessageText) return null
+
+  const inputMessages = hasUiMessages
+    ? await toBaseMessages(payload.messages as any)
+    : [new HumanMessage(lastMessageText)]
+
+  return {
+    inputMessages: inputMessages as BaseMessage[],
+    lastMessageText,
+  }
+}
+
+export async function runChatWithBuiltInTools(
+  inputMessages: BaseMessage[]
+): Promise<ReadableStream | AsyncIterable<AIMessageChunk>> {
+  const tools = createBuiltinTools()
+  const baseModel = createModel()
+  const modelWithTools = baseModel.bindTools(tools)
+  const toolMap = new Map(tools.map(tool => [tool.name, tool]))
+  const conversation: BaseMessage[] = [...inputMessages]
+  const maxSteps = 6
+
+  for (let step = 0; step < maxSteps; step += 1) {
+    const aiMessage = await modelWithTools.invoke(conversation)
+    const toolCalls = Array.isArray(aiMessage.tool_calls)
+      ? aiMessage.tool_calls
+      : []
+
+    if (!toolCalls.length) {
+      return createSingleChunkStream(aiMessage.content)
+    }
+
+    conversation.push(aiMessage)
+
+    for (const call of toolCalls) {
+      const tool = toolMap.get(call.name)
+      if (!tool) {
+        conversation.push(
+          new ToolMessage({
+            tool_call_id: call.id ?? `missing-tool-${step}`,
+            content: `工具 ${call.name} 不存在。`,
+          })
+        )
+        continue
+      }
+
+      const normalizedInput = normalizeToolInput(call.args)
+      logger.info({
+        msg: 'Tool called',
+        toolName: call.name,
+        step,
+        input: normalizedInput,
+      })
+
+      const toolResult = await tool.invoke(normalizedInput)
+      const toolContent =
+        typeof toolResult === 'string' ? toolResult : JSON.stringify(toolResult)
+
+      conversation.push(
+        new ToolMessage({
+          tool_call_id: call.id ?? `${call.name}-${step}`,
+          content: toolContent,
+        })
+      )
+    }
+  }
+
+  return createSingleChunkStream(
+    '我尝试调用工具处理你的请求，但步骤超出上限。请换个问法再试一次。'
+  )
+}

From 3f3b3e387cbc12aaf5c3014b8c9fb87ba9507216 Mon Sep 17 00:00:00 2001
From: LeviLiu <liuwenyu1937@outlook.com>
Date: Wed, 11 Feb 2026 15:09:19 +0800
Subject: [PATCH 3/5] fix: avoid duplicate model call when no tool is needed

---
 services/agent-service/src/services/chat.ts | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/services/agent-service/src/services/chat.ts b/services/agent-service/src/services/chat.ts
index 3d66885..cb38bbe 100644
--- a/services/agent-service/src/services/chat.ts
+++ b/services/agent-service/src/services/chat.ts
@@ -341,6 +341,9 @@ export async function runChatWithBuiltInTools(
       : []
 
     if (!toolCalls.length) {
+      if (step > 0) {
+        return await baseModel.stream(conversation)
+      }
       return createSingleChunkStream(aiMessage.content)
     }
 

From 0edd08aa3ddb40a1815d717cf38e9830917841e4 Mon Sep 17 00:00:00 2001
From: LeviLiu <liuwenyu1937@outlook.com>
Date: Wed, 11 Feb 2026 15:31:13 +0800
Subject: [PATCH 4/5] fix: remove obsolete system_prompt usage in agent card

---
 .../[locale]/(dashboard)/agents/components/AgentCard.tsx   | 7 -------
 1 file changed, 7 deletions(-)

diff --git a/apps/web/src/app/[locale]/(dashboard)/agents/components/AgentCard.tsx b/apps/web/src/app/[locale]/(dashboard)/agents/components/AgentCard.tsx
index dfff6b1..e8df455 100644
--- a/apps/web/src/app/[locale]/(dashboard)/agents/components/AgentCard.tsx
+++ b/apps/web/src/app/[locale]/(dashboard)/agents/components/AgentCard.tsx
@@ -122,13 +122,6 @@ export function AgentCard({ agent, onUpdate }: AgentCardProps) {
           </CardDescription>
         </CardHeader>
         <CardContent className='space-y-4'>
-          {/* System Prompt Preview */}
-          <div className='rounded-md bg-muted/50 p-3'>
-            <p className='text-xs text-muted-foreground line-clamp-3'>
-              {agent.system_prompt}
-            </p>
-          </div>
-
           {/* Metadata */}
           <div className='flex items-center justify-between text-xs text-muted-foreground'>
             <span>

From 234479de6ee0536877f19d2f27e74f1f1c95e864 Mon Sep 17 00:00:00 2001
From: LeviLiu <liuwenyu1937@outlook.com>
Date: Wed, 11 Feb 2026 17:30:50 +0800
Subject: [PATCH 5/5] refactor(chat): streamline agent chat flow and lottie
 avatar

---
 .../[locale]/(dashboard)/chat/ChatView.tsx    |  109 +-
 apps/web/src/assets/lottie/ai.json            | 3715 +++++++++++++++++
 .../src/components/atoms/ai-lottie-icon.tsx   |   26 +
 apps/web/src/components/atoms/chat-avatar.tsx |    5 +-
 apps/web/src/components/atoms/index.ts        |    1 +
 .../molecules/chat/chat-message.tsx           |   69 +-
 .../src/components/molecules/chat/index.ts    |    1 +
 .../molecules/chat/tool-call-status.tsx       |  147 +
 .../organisms/Chat/AgentSelector.tsx          |    5 +-
 .../organisms/Chat/ChatContainer.tsx          |   28 +-
 services/agent-service/src/routes/chat.ts     |    9 +-
 services/agent-service/src/services/chat.ts   |  247 +-
 12 files changed, 4264 insertions(+), 98 deletions(-)
 create mode 100644 apps/web/src/assets/lottie/ai.json
 create mode 100644 apps/web/src/components/atoms/ai-lottie-icon.tsx
 create mode 100644 apps/web/src/components/molecules/chat/tool-call-status.tsx

diff --git a/apps/web/src/app/[locale]/(dashboard)/chat/ChatView.tsx b/apps/web/src/app/[locale]/(dashboard)/chat/ChatView.tsx
index b67c0ea..551fe6b 100644
--- a/apps/web/src/app/[locale]/(dashboard)/chat/ChatView.tsx
+++ b/apps/web/src/app/[locale]/(dashboard)/chat/ChatView.tsx
@@ -24,6 +24,92 @@ const isRenderableMessage = <T extends { role: string }>(
   return message.role === 'user' || message.role === 'assistant'
 }
 
+type ToolCallItem = NonNullable<Message['toolCalls']>[number]
+type ContentPartItem = NonNullable<Message['contentParts']>[number]
+
+const stringifyPartValue = (value: unknown) => {
+  if (value === null || value === undefined) return undefined
+  if (typeof value === 'string') return value
+  if (typeof value === 'number' || typeof value === 'boolean') {
+    return String(value)
+  }
+  try {
+    return JSON.stringify(value)
+  } catch {
+    return undefined
+  }
+}
+
+const mapToolState = (state: unknown): ToolCallItem['state'] => {
+  if (state === 'output-available') return 'success'
+  if (state === 'output-error' || state === 'output-denied') return 'error'
+  return 'running'
+}
+
+const parseToolCallPart = (part: unknown): ToolCallItem | null => {
+  if (!part || typeof part !== 'object') return null
+  const raw = part as Record<string, unknown>
+  const toolCallId =
+    typeof raw.toolCallId === 'string' ? raw.toolCallId : undefined
+  if (!toolCallId) return null
+
+  const type = typeof raw.type === 'string' ? raw.type : ''
+  const fallbackToolName = type.startsWith('tool-') ? type.slice(5) : 'tool'
+  const toolName =
+    typeof raw.toolName === 'string' && raw.toolName.trim()
+      ? raw.toolName
+      : fallbackToolName
+
+  return {
+    toolCallId,
+    toolName,
+    state: mapToolState(raw.state),
+    inputText: stringifyPartValue(raw.input),
+    outputText: stringifyPartValue(raw.output),
+    errorText: typeof raw.errorText === 'string' ? raw.errorText : undefined,
+  }
+}
+
+const extractAssistantContentParts = (parts: unknown[]): ContentPartItem[] => {
+  const result: ContentPartItem[] = []
+  const toolIndexById = new Map<string, number>()
+  let textBuffer = ''
+
+  const flushText = () => {
+    if (!textBuffer.trim()) {
+      textBuffer = ''
+      return
+    }
+    result.push({ type: 'text', text: textBuffer })
+    textBuffer = ''
+  }
+
+  parts.forEach(part => {
+    if (isTextPart(part)) {
+      textBuffer += part.text
+      return
+    }
+
+    const tool = parseToolCallPart(part)
+    if (!tool) return
+
+    flushText()
+
+    const existingIndex = toolIndexById.get(tool.toolCallId)
+    const toolPart: ContentPartItem = { type: 'tool', tool }
+
+    if (existingIndex !== undefined) {
+      result[existingIndex] = toolPart
+    } else {
+      toolIndexById.set(tool.toolCallId, result.length)
+      result.push(toolPart)
+    }
+  })
+
+  flushText()
+  return result
+}
+
 export function ChatView() {
   const t = useTranslations('Chat')
   const { data: session } = authClient.useSession()
@@ -124,13 +210,28 @@ export function ChatView() {
 
   const uiMessages = useMemo((): Message[] => {
     return messages.filter(isRenderableMessage).map(message => {
-      const textParts = Array.isArray(message.parts)
-        ? message.parts.filter(isTextPart).map(part => part.text)
-        : []
+      const textContent = Array.isArray(message.parts)
+        ? message.parts
+            .filter(isTextPart)
+            .map(part => part.text)
+            .join('')
+        : ''
+
+      const assistantContentParts =
+        message.role === 'assistant' && Array.isArray(message.parts)
+          ? extractAssistantContentParts(message.parts)
+          : []
+      const toolCalls = assistantContentParts
+        .filter(part => part.type === 'tool')
+        .map(part => part.tool)
+
       return {
         id: message.id,
         role: message.role,
-        content: textParts.join(''),
+        content: textContent,
+        contentParts:
+          message.role === 'assistant' ? assistantContentParts : undefined,
+        toolCalls: message.role === 'assistant' ? toolCalls : undefined,
       }
     })
   }, [messages])
diff --git a/apps/web/src/assets/lottie/ai.json b/apps/web/src/assets/lottie/ai.json
new file mode 100644
index 0000000..8855c5e
--- /dev/null
+++ b/apps/web/src/assets/lottie/ai.json
@@ -0,0 +1,3715 @@
+{
+  "nm": "Comp 1",
+  "mn": "",
+  "layers": [
+    {
+      "ty": 0,
+      "nm": "Pre-comp 3",
+      "mn": "",
+      "sr": 1,
+      "st": 141.000005743048,
+      "op": 231.000009408823,
+      "ip": 141.000005743048,
+      "hd": false,
+      "cl": "",
+      "ln": "",
+      "ddd": 0,
+      "bm": 0,
+      "hasMask": false,
+      "ao": 0,
+      "ks": {
+        "a": {
+          "a": 0,
+          "k": [350, 350, 0],
+          "ix": 1
+        },
+        "s": {
+          "a": 0,
+          "k": [100, 100, 100],
+          "ix": 6
+        },
+        "sk": {
+          "a": 0,
+          "k": 0
+        },
+        "p": {
+          "a": 0,
+          "k": [350, 350, 0],
+          "ix": 2
+        },
+        "r": {
+          "a": 0,
+          "k": 0,
+          "ix": 10
+        },
+        "sa": {
+          "a": 0,
+          "k": 0
+        },
+        "o": {
+          "a": 0,
+          "k": 100,
+          "ix": 11
+        }
+      },
+      "ef": [],
+      "w": 700,
+      "h": 700,
+      "refId": "comp_0",
+      "ind": 1
+    },
+    {
+      "ty": 0,
+      "nm": "Pre-comp 3",
+      "mn": "",
+      "sr": 1,
+      "st": 71.0000028918893,
+      "op": 161.000006557664,
+      "ip": 71.0000028918893,
+      "hd": false,
+      "cl": "",
+      "ln": "",
+      "ddd": 0,
+      "bm": 0,
+      "hasMask": false,
+      "ao": 0,
+      "ks": {
+        "a": {
+          "a": 0,
+          "k": [350, 350, 0],
+          "ix": 1
+        },
+        "s": {
+          "a": 0,
+          "k": [100, 100, 100],
+          "ix": 6
+        },
+        "sk": {
+          "a": 0,
+          "k": 0
+        },
+        "p": {
+          "a": 0,
+          "k": [350, 350, 0],
+          "ix": 2
+        },
+        "r": {
+          "a": 0,
+          "k": 0,
+          "ix": 10
+        },
+        "sa": {
+          "a": 0,
+          "k": 0
+        },
+        "o": {
+          "a": 0,
+          "k": 100,
+          "ix": 11
+        }
+      },
+      "ef": [],
+      "w": 700,
+      "h": 700,
+      "refId": "comp_0",
+      "ind": 2
+    },
+    {
+      "ty": 0,
+      "nm": "Pre-comp 3",
+      "mn": "",
+      "sr": 1,
+      "st": 0,
+      "op": 90.0000036657751,
+      "ip": 0,
+      "hd": false,
+      "cl": "",
+      "ln": "",
+      "ddd": 0,
+      "bm": 0,
+      "hasMask": false,
+      "ao": 0,
+      "ks": {
+        "a": {
+          "a": 0,
+          "k": [350, 350, 0],
+          "ix": 1
+        },
+        "s": {
+          "a": 0,
+          "k": [100, 100, 100],
+          "ix": 6
+        },
+        "sk": {
+          "a": 0,
+          "k": 0
+        },
+        "p": {
+          "a": 0,
+          "k": [350, 350, 0],
+          "ix": 2
+        },
+        "r": {
+          "a": 0,
+          "k": 0,
+          "ix": 10
+        },
+        "sa": {
+          "a": 0,
+          "k": 0
+        },
+        "o": {
+          "a": 0,
+          "k": 100,
+          "ix": 11
+        }
+      },
+      "ef": [],
+      "w": 700,
+      "h": 700,
+      "refId": "comp_0",
+      "ind": 3
+    },
+    {
+      "ty": 0,
+      "nm": "bubble",
+      "mn": "",
+      "sr": 1,
+      "st": 0,
+      "op": 600.000024438501,
+      "ip": 0,
+      "hd": false,
+      "cl": "",
+      "ln": "",
+      "ddd": 0,
+      "bm": 0,
+      "hasMask": false,
+      "ao": 0,
+      "ks": {
+        "a": {
+          "a": 0,
+          "k": [350, 350, 0],
+          "ix": 1
+        },
+        "s": {
+          "a": 0,
+          "k": [91, 91, 100],
+          "ix": 6
+        },
+        "sk": {
+          "a": 0,
+          "k": 0
+        },
+        "p": {
+          "a": 0,
+          "k": [350, 350, 0],
+          "ix": 2
+        },
+        "r": {
+          "a": 0,
+          "k": 43,
+          "ix": 10
+        },
+        "sa": {
+          "a": 0,
+          "k": 0
+        },
+        "o": {
+          "a": 0,
+          "k": 70,
+          "ix": 11
+        }
+      },
+      "ef": [
+        {
+          "ty": 0,
+          "mn": "ADBE Gaussian Blur 2",
+          "nm": "Gaussian Blur",
+          "ix": 1,
+          "en": 1,
+          "ef": [
+            {
+              "ty": 0,
+              "mn": "ADBE Gaussian Blur 2-0001",
+              "nm": "Blurriness",
+              "ix": 1,
+              "v": {
+                "a": 0,
+                "k": 40.5,
+                "ix": 1
+              }
+            },
+            {
+              "ty": 7,
+              "mn": "ADBE Gaussian Blur 2-0002",
+              "nm": "Blur Dimensions",
+              "ix": 2,
+              "v": {
+                "a": 0,
+                "k": 1,
+                "ix": 2
+              }
+            },
+            {
+              "ty": 7,
+              "mn": "ADBE Gaussian Blur 2-0003",
+              "nm": "Repeat Edge Pixels",
+              "ix": 3,
+              "v": {
+                "a": 0,
+                "k": 0,
+                "ix": 3
+              }
+            }
+          ]
+        }
+      ],
+      "w": 700,
+      "h": 700,
+      "refId": "comp_4",
+      "ind": 4
+    },
+    {
+      "ty": 0,
+      "nm": "bubble",
+      "mn": "",
+      "sr": 1,
+      "st": 0,
+      "op": 600.000024438501,
+      "ip": 0,
+      "hd": false,
+      "cl": "",
+      "ln": "",
+      "ddd": 0,
+      "bm": 0,
+      "hasMask": false,
+      "ao": 0,
+      "ks": {
+        "a": {
+          "a": 0,
+          "k": [350, 350, 0],
+          "ix": 1
+        },
+        "s": {
+          "a": 0,
+          "k": [100, 100, 100],
+          "ix": 6
+        },
+        "sk": {
+          "a": 0,
+          "k": 0
+        },
+        "p": {
+          "a": 0,
+          "k": [350, 350, 0],
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+                  "mn": "ADBE Vector Graphic - G-Fill",
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+                        0.002, 0.9529411764705882, 0.9529411764705882,
+                        0.9529411764705882, 0.488, 0.9764705882352941,
+                        0.9764705882352941, 0.9764705882352941, 0.998, 1, 1, 1,
+                        0.002, 1, 0.488, 0.5, 0.998, 0
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+          ],
+          "ind": 8
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+        {
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+          "nm": "Shape Layer 9",
+          "mn": "",
+          "sr": 1,
+          "st": 0,
+          "op": 600.000024438501,
+          "ip": 0,
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+          "hasMask": false,
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+            "sk": {
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+              "a": 0,
+              "k": [350, 350, 0],
+              "ix": 2
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+            "r": {
+              "a": 1,
+              "k": [
+                {
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+                    "x": 0.167,
+                    "y": 0.167
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+                    "x": 0.833,
+                    "y": 0.833
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+                {
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+                    "y": 0.167
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+                    "y": 0.833
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+                  "t": 230.000009368092
+                }
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+            },
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+              "a": 0,
+              "k": 100,
+              "ix": 11
+            }
+          },
+          "ef": [],
+          "shapes": [
+            {
+              "ty": "gr",
+              "bm": 0,
+              "cl": "",
+              "ln": "",
+              "hd": false,
+              "mn": "ADBE Vector Group",
+              "nm": "Ellipse 1",
+              "ix": 1,
+              "cix": 2,
+              "np": 3,
+              "it": [
+                {
+                  "ty": "el",
+                  "bm": 0,
+                  "cl": "",
+                  "ln": "",
+                  "hd": false,
+                  "mn": "ADBE Vector Shape - Ellipse",
+                  "nm": "Ellipse Path 1",
+                  "d": 1,
+                  "p": {
+                    "a": 0,
+                    "k": [0, 0],
+                    "ix": 3
+                  },
+                  "s": {
+                    "a": 0,
+                    "k": [400, 400],
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+                  }
+                },
+                {
+                  "ty": "st",
+                  "bm": 0,
+                  "cl": "",
+                  "ln": "",
+                  "hd": false,
+                  "mn": "ADBE Vector Graphic - Stroke",
+                  "nm": "Stroke 1",
+                  "lc": 1,
+                  "lj": 1,
+                  "ml": 4,
+                  "o": {
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+                    "ix": 3
+                  }
+                },
+                {
+                  "ty": "gf",
+                  "bm": 0,
+                  "cl": "",
+                  "ln": "",
+                  "hd": false,
+                  "mn": "ADBE Vector Graphic - G-Fill",
+                  "nm": "Gradient Fill 1",
+                  "e": {
+                    "a": 0,
+                    "k": [29.602, -44.441],
+                    "ix": 6
+                  },
+                  "g": {
+                    "p": 3,
+                    "k": {
+                      "a": 0,
+                      "k": [
+                        0.002, 0.41568627450980394, 0.9019607843137255,
+                        0.8431372549019608, 0.488, 0.5686274509803921,
+                        0.7294117647058823, 0.7176470588235294, 0.998, 1, 0, 0,
+                        0.002, 1, 0.488, 0.5, 0.998, 0
+                      ],
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+                    }
+                  },
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+                    "k": [-131.837, 65.407],
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+                  "r": 1,
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+                    "ix": 10
+                  }
+                },
+                {
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+                    "k": [0, 0],
+                    "ix": 1
+                  },
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+                    "k": [100, 100],
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+                  },
+                  "sk": {
+                    "a": 0,
+                    "k": 0,
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+                  },
+                  "p": {
+                    "a": 0,
+                    "k": [1, -1],
+                    "ix": 2
+                  },
+                  "r": {
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+                    "k": 0,
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+                  },
+                  "sa": {
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+                    "k": 0,
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+                  },
+                  "o": {
+                    "a": 0,
+                    "k": 100,
+                    "ix": 7
+                  }
+                }
+              ]
+            }
+          ],
+          "ind": 9
+        },
+        {
+          "ty": 4,
+          "nm": "Shape Layer 2",
+          "mn": "",
+          "sr": 1,
+          "st": 0,
+          "op": 600.000024438501,
+          "ip": 0,
+          "hd": false,
+          "cl": "",
+          "ln": "",
+          "ddd": 0,
+          "bm": 0,
+          "hasMask": false,
+          "ao": 0,
+          "ks": {
+            "a": {
+              "a": 0,
+              "k": [0, 0, 0],
+              "ix": 1
+            },
+            "s": {
+              "a": 0,
+              "k": [100, 100, 100],
+              "ix": 6
+            },
+            "sk": {
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+            },
+            "p": {
+              "a": 0,
+              "k": [350, 350, 0],
+              "ix": 2
+            },
+            "r": {
+              "a": 1,
+              "k": [
+                {
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+                    "x": 0.167,
+                    "y": 0.167
+                  },
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+                    "y": 0.833
+                  },
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+                },
+                {
+                  "o": {
+                    "x": 0.167,
+                    "y": 0.167
+                  },
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+                    "x": 0.833,
+                    "y": 0.833
+                  },
+                  "s": [1270],
+                  "t": 230.000009368092
+                }
+              ],
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+            },
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+              "k": 0
+            },
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+              "k": 100,
+              "ix": 11
+            }
+          },
+          "ef": [],
+          "shapes": [
+            {
+              "ty": "gr",
+              "bm": 0,
+              "cl": "",
+              "ln": "",
+              "hd": false,
+              "mn": "ADBE Vector Group",
+              "nm": "Ellipse 1",
+              "ix": 1,
+              "cix": 2,
+              "np": 3,
+              "it": [
+                {
+                  "ty": "el",
+                  "bm": 0,
+                  "cl": "",
+                  "ln": "",
+                  "hd": false,
+                  "mn": "ADBE Vector Shape - Ellipse",
+                  "nm": "Ellipse Path 1",
+                  "d": 1,
+                  "p": {
+                    "a": 0,
+                    "k": [0, 0],
+                    "ix": 3
+                  },
+                  "s": {
+                    "a": 0,
+                    "k": [400, 400],
+                    "ix": 2
+                  }
+                },
+                {
+                  "ty": "st",
+                  "bm": 0,
+                  "cl": "",
+                  "ln": "",
+                  "hd": false,
+                  "mn": "ADBE Vector Graphic - Stroke",
+                  "nm": "Stroke 1",
+                  "lc": 1,
+                  "lj": 1,
+                  "ml": 4,
+                  "o": {
+                    "a": 0,
+                    "k": 0,
+                    "ix": 4
+                  },
+                  "w": {
+                    "a": 0,
+                    "k": 3,
+                    "ix": 5
+                  },
+                  "d": [],
+                  "c": {
+                    "a": 0,
+                    "k": [0.9529, 0.9608, 0.9686],
+                    "ix": 3
+                  }
+                },
+                {
+                  "ty": "gf",
+                  "bm": 0,
+                  "cl": "",
+                  "ln": "",
+                  "hd": false,
+                  "mn": "ADBE Vector Graphic - G-Fill",
+                  "nm": "Gradient Fill 1",
+                  "e": {
+                    "a": 0,
+                    "k": [-48.365, -83.495],
+                    "ix": 6
+                  },
+                  "g": {
+                    "p": 3,
+                    "k": {
+                      "a": 0,
+                      "k": [
+                        0.002, 0.16862745098039217, 0.8352941176470589,
+                        0.796078431372549, 0.488, 0.2196078431372549,
+                        0.7294117647058823, 0.611764705882353, 0.998, 1, 0,
+                        0.8470588235294118, 0.002, 1, 0.488, 1, 0.998, 0
+                      ],
+                      "ix": 9
+                    }
+                  },
+                  "t": 1,
+                  "a": {
+                    "a": 0,
+                    "k": 0
+                  },
+                  "h": {
+                    "a": 0,
+                    "k": 0
+                  },
+                  "s": {
+                    "a": 0,
+                    "k": [-134.449, -317.964],
+                    "ix": 5
+                  },
+                  "r": 1,
+                  "o": {
+                    "a": 0,
+                    "k": 100,
+                    "ix": 10
+                  }
+                },
+                {
+                  "ty": "tr",
+                  "a": {
+                    "a": 0,
+                    "k": [0, 0],
+                    "ix": 1
+                  },
+                  "s": {
+                    "a": 0,
+                    "k": [100, 100],
+                    "ix": 3
+                  },
+                  "sk": {
+                    "a": 0,
+                    "k": 0,
+                    "ix": 4
+                  },
+                  "p": {
+                    "a": 0,
+                    "k": [1, -1],
+                    "ix": 2
+                  },
+                  "r": {
+                    "a": 0,
+                    "k": 0,
+                    "ix": 6
+                  },
+                  "sa": {
+                    "a": 0,
+                    "k": 0,
+                    "ix": 5
+                  },
+                  "o": {
+                    "a": 0,
+                    "k": 100,
+                    "ix": 7
+                  }
+                }
+              ]
+            }
+          ],
+          "ind": 10
+        }
+      ],
+      "id": "comp_4"
+    }
+  ]
+}
diff --git a/apps/web/src/components/atoms/ai-lottie-icon.tsx b/apps/web/src/components/atoms/ai-lottie-icon.tsx
new file mode 100644
index 0000000..1ef43e1
--- /dev/null
+++ b/apps/web/src/components/atoms/ai-lottie-icon.tsx
@@ -0,0 +1,26 @@
+'use client'
+
+import Lottie from 'lottie-react'
+import aiAnimation from '@/assets/lottie/ai.json'
+import { cn } from '@/lib/utils'
+
+interface AiLottieIconProps {
+  className?: string
+  loop?: boolean
+  autoplay?: boolean
+}
+
+export function AiLottieIcon({
+  className,
+  loop = true,
+  autoplay = true,
+}: AiLottieIconProps) {
+  return (
+    <Lottie
+      animationData={aiAnimation}
+      loop={loop}
+      autoplay={autoplay}
+      className={cn('size-5', className)}
+    />
+  )
+}
diff --git a/apps/web/src/components/atoms/chat-avatar.tsx b/apps/web/src/components/atoms/chat-avatar.tsx
index 2d339cb..24abacb 100644
--- a/apps/web/src/components/atoms/chat-avatar.tsx
+++ b/apps/web/src/components/atoms/chat-avatar.tsx
@@ -1,6 +1,7 @@
-import { Bot, User } from 'lucide-react'
+import { User } from 'lucide-react'
 import { cn } from '@/lib/utils'
 import { Avatar, AvatarImage, AvatarFallback } from './avatar'
+import { AiLottieIcon } from './ai-lottie-icon'
 
 type ChatAvatarType = 'assistant' | 'user'
 
@@ -38,7 +39,7 @@ export function ChatAvatar({
         className
       )}
     >
-      <Bot className='size-4 text-primary' />
+      <AiLottieIcon className='size-5' />
     </div>
   )
 }
diff --git a/apps/web/src/components/atoms/index.ts b/apps/web/src/components/atoms/index.ts
index 5ad44a5..41c21fc 100644
--- a/apps/web/src/components/atoms/index.ts
+++ b/apps/web/src/components/atoms/index.ts
@@ -1,4 +1,5 @@
 export * from './accordion'
+export * from './ai-lottie-icon'
 export * from './alert'
 export * from './alert-dialog'
 export * from './aspect-ratio'
diff --git a/apps/web/src/components/molecules/chat/chat-message.tsx b/apps/web/src/components/molecules/chat/chat-message.tsx
index 9fa4cc0..1628cb7 100644
--- a/apps/web/src/components/molecules/chat/chat-message.tsx
+++ b/apps/web/src/components/molecules/chat/chat-message.tsx
@@ -1,14 +1,27 @@
 'use client'
 
-import { Button, Card, TypingIndicator, ChatAvatar } from '@/components/atoms'
+import {
+  AiLottieIcon,
+  Button,
+  Card,
+  TypingIndicator,
+  ChatAvatar,
+} from '@/components/atoms'
 import { MarkdownContent } from './markdown-content'
+import { ToolCallStatus, type ToolCallPreview } from './tool-call-status'
 import { Copy, Check, RotateCcw } from 'lucide-react'
 import { cn } from '@/lib/utils'
 
+export type AssistantContentPart =
+  | { type: 'text'; text: string }
+  | { type: 'tool'; tool: ToolCallPreview }
+
 export interface ChatMessageProps {
   id: string
   role: 'user' | 'assistant'
   content: string
+  contentParts?: AssistantContentPart[]
+  toolCalls?: ToolCallPreview[]
   copiedId: string | null
   onCopy: (content: string, id: string) => void
   copyLabel: string
@@ -25,6 +38,8 @@ export function ChatMessage({
   id,
   role,
   content,
+  contentParts = [],
+  toolCalls = [],
   copiedId,
   onCopy,
   copyLabel,
@@ -36,6 +51,8 @@ export function ChatMessage({
   userInitials,
 }: ChatMessageProps) {
   const safeContent = content ?? ''
+  const safeToolCalls = toolCalls ?? []
+  const safeContentParts = contentParts ?? []
   const isAssistant = role === 'assistant'
   const hasContent = safeContent.length > 0
 
@@ -46,7 +63,11 @@ export function ChatMessage({
         isAssistant ? 'justify-start' : 'justify-end'
       )}
     >
-      {isAssistant && <ChatAvatar type='assistant' />}
+      {isAssistant && (
+        <div className='flex size-14 shrink-0 items-center justify-center'>
+          <AiLottieIcon className='size-14' />
+        </div>
+      )}
 
       <div
         className={cn(
@@ -56,18 +77,40 @@ export function ChatMessage({
       >
         {isAssistant ? (
           <div className='w-full'>
-            <div
-              key={`${id}-${hasContent ? 'content' : 'typing'}`}
-              className={cn(
-                'chat-assistant-markdown max-w-none text-sm leading-relaxed prose prose-sm dark:prose-invert'
-              )}
-            >
-              {hasContent ? (
+            {safeContentParts.length > 0 ? (
+              <div className='space-y-3'>
+                {safeContentParts.map((part, index) => {
+                  if (part.type === 'tool') {
+                    return (
+                      <ToolCallStatus
+                        key={`${part.tool.toolCallId}-${index}`}
+                        tool={part.tool}
+                      />
+                    )
+                  }
+
+                  return (
+                    <div
+                      key={`text-${id}-${index}`}
+                      className={cn(
+                        'chat-assistant-markdown max-w-none text-sm leading-relaxed prose prose-sm dark:prose-invert'
+                      )}
+                    >
+                      <MarkdownContent content={part.text} />
+                    </div>
+                  )
+                })}
+              </div>
+            ) : hasContent ? (
+              <div
+                key={`${id}-content`}
+                className={cn(
+                  'chat-assistant-markdown max-w-none text-sm leading-relaxed prose prose-sm dark:prose-invert'
+                )}
+              >
                 <MarkdownContent content={safeContent} />
-              ) : (
-                <TypingIndicator />
-              )}
-            </div>
+              </div>
+            ) : null}
           </div>
         ) : (
           <Card className='relative px-4 py-3 shadow-sm bg-primary text-primary-foreground'>
diff --git a/apps/web/src/components/molecules/chat/index.ts b/apps/web/src/components/molecules/chat/index.ts
index e79274d..c001e3c 100644
--- a/apps/web/src/components/molecules/chat/index.ts
+++ b/apps/web/src/components/molecules/chat/index.ts
@@ -1,3 +1,4 @@
 export * from './chat-message'
 export * from './markdown-content'
 export * from './chat-input'
+export * from './tool-call-status'
diff --git a/apps/web/src/components/molecules/chat/tool-call-status.tsx b/apps/web/src/components/molecules/chat/tool-call-status.tsx
new file mode 100644
index 0000000..df53238
--- /dev/null
+++ b/apps/web/src/components/molecules/chat/tool-call-status.tsx
@@ -0,0 +1,147 @@
+'use client'
+
+import { useMemo, useState } from 'react'
+import { AlertCircle, CheckCircle2, Loader2, Wrench } from 'lucide-react'
+import { cn } from '@/lib/utils'
+
+export interface ToolCallPreview {
+  toolCallId: string
+  toolName: string
+  state: 'running' | 'success' | 'error'
+  inputText?: string
+  outputText?: string
+  errorText?: string
+}
+
+function getStateMeta(state: ToolCallPreview['state']) {
+  switch (state) {
+    case 'success':
+      return {
+        label: '完成',
+        icon: CheckCircle2,
+        textClass: 'text-emerald-600 dark:text-emerald-400',
+      }
+    case 'error':
+      return {
+        label: '失败',
+        icon: AlertCircle,
+        textClass: 'text-destructive',
+      }
+    default:
+      return {
+        label: '调用中',
+        icon: Loader2,
+        textClass: 'text-muted-foreground',
+      }
+  }
+}
+
+function formatToolName(name: string) {
+  return name.replace(/[_-]+/g, ' ').trim()
+}
+
+function compactText(input?: string) {
+  if (!input) return ''
+  const normalized = input.replace(/\s+/g, ' ').trim()
+  if (normalized.length <= 90) return normalized
+  return `${normalized.slice(0, 87)}...`
+}
+
+export function ToolCallStatus({ tool }: { tool: ToolCallPreview }) {
+  const [isExpanded, setIsExpanded] = useState(false)
+  const meta = getStateMeta(tool.state)
+  const Icon = meta.icon
+  const input = tool.inputText ?? ''
+  const output = tool.outputText ?? ''
+  const errorText = tool.errorText ?? ''
+  const summaryInput = compactText(input)
+  const summaryOutput = compactText(output)
+  const summaryError = compactText(errorText)
+  const hasDetail = useMemo(() => {
+    const values = [input, output, errorText].filter(Boolean)
+    if (values.length === 0) return false
+    return values.some(value => value.length > 90 || value.includes('\n'))
+  }, [errorText, input, output])
+
+  return (
+    <div className='rounded-lg border border-border/60 bg-card/70 px-3 py-2 shadow-sm'>
+      <div className='flex items-center gap-2 text-xs'>
+        <Wrench className='size-3.5 text-muted-foreground' />
+        <span className='font-medium text-foreground/90'>
+          {formatToolName(tool.toolName)}
+        </span>
+        <span
+          className={cn(
+            'ml-auto inline-flex items-center gap-1',
+            meta.textClass
+          )}
+        >
+          <Icon
+            className={cn(
+              'size-3.5',
+              tool.state === 'running' && 'animate-spin'
+            )}
+          />
+          {meta.label}
+        </span>
+      </div>
+
+      {summaryInput && (
+        <p className='mt-1 text-[11px] text-muted-foreground line-clamp-1'>
+          输入：{summaryInput}
+        </p>
+      )}
+
+      {tool.state === 'success' && summaryOutput && (
+        <p className='mt-1 text-[11px] text-foreground/80 line-clamp-2'>
+          输出：{summaryOutput}
+        </p>
+      )}
+
+      {tool.state === 'error' && summaryError && (
+        <p className='mt-1 text-[11px] text-destructive line-clamp-2'>
+          错误：{summaryError}
+        </p>
+      )}
+
+      {hasDetail && (
+        <button
+          type='button'
+          onClick={() => setIsExpanded(prev => !prev)}
+          className='mt-1 text-[11px] text-muted-foreground hover:text-foreground transition-colors'
+        >
+          {isExpanded ? '收起详情' : '展开详情'}
+        </button>
+      )}
+
+      {isExpanded && (
+        <div className='mt-2 space-y-2 border-t border-border/60 pt-2'>
+          {input && (
+            <div>
+              <p className='text-[11px] text-muted-foreground'>输入</p>
+              <pre className='mt-1 whitespace-pre-wrap break-words rounded-md bg-muted/60 p-2 text-[11px] text-foreground'>
+                {input}
+              </pre>
+            </div>
+          )}
+          {tool.state === 'success' && output && (
+            <div>
+              <p className='text-[11px] text-muted-foreground'>输出</p>
+              <pre className='mt-1 whitespace-pre-wrap break-words rounded-md bg-muted/60 p-2 text-[11px] text-foreground'>
+                {output}
+              </pre>
+            </div>
+          )}
+          {tool.state === 'error' && errorText && (
+            <div>
+              <p className='text-[11px] text-muted-foreground'>错误</p>
+              <pre className='mt-1 whitespace-pre-wrap break-words rounded-md bg-destructive/10 p-2 text-[11px] text-destructive'>
+                {errorText}
+              </pre>
+            </div>
+          )}
+        </div>
+      )}
+    </div>
+  )
+}
diff --git a/apps/web/src/components/organisms/Chat/AgentSelector.tsx b/apps/web/src/components/organisms/Chat/AgentSelector.tsx
index c057578..9bee281 100644
--- a/apps/web/src/components/organisms/Chat/AgentSelector.tsx
+++ b/apps/web/src/components/organisms/Chat/AgentSelector.tsx
@@ -3,6 +3,7 @@
 import { useState, useEffect, useCallback } from 'react'
 import { useTranslations } from 'next-intl'
 import {
+  AiLottieIcon,
   Button,
   Popover,
   PopoverContent,
@@ -10,7 +11,7 @@ import {
   ScrollArea,
 } from '@/components/atoms'
 import { agentService, type Agent } from '@/service/agent'
-import { Sparkles, Check, ChevronsUpDown, Bot, Lock, Globe } from 'lucide-react'
+import { Sparkles, Check, ChevronsUpDown, Lock, Globe } from 'lucide-react'
 import { cn } from '@/lib/utils'
 import { Loader2 } from 'lucide-react'
 
@@ -54,7 +55,7 @@ export function AgentSelector({
   const getTypeIcon = (type: Agent['type']) => {
     switch (type) {
       case 'system':
-        return <Bot className='mr-2 size-4' />
+        return <AiLottieIcon className='mr-2 size-4' />
       case 'private':
         return <Lock className='mr-2 size-4' />
       case 'public':
diff --git a/apps/web/src/components/organisms/Chat/ChatContainer.tsx b/apps/web/src/components/organisms/Chat/ChatContainer.tsx
index 95b8fb5..52b46ad 100644
--- a/apps/web/src/components/organisms/Chat/ChatContainer.tsx
+++ b/apps/web/src/components/organisms/Chat/ChatContainer.tsx
@@ -2,12 +2,18 @@
 
 import { type RefObject, useEffect, useMemo, useRef, useState } from 'react'
 import {
+  AiLottieIcon,
   Button,
   SuggestionPromptButton,
   type SuggestionPrompt,
 } from '@/components/atoms'
-import { ChatInput, ChatMessage } from '@/components/molecules'
-import { Bot, RefreshCw } from 'lucide-react'
+import {
+  ChatInput,
+  ChatMessage,
+  type AssistantContentPart,
+  type ToolCallPreview,
+} from '@/components/molecules'
+import { RefreshCw } from 'lucide-react'
 import { cn } from '@/lib/utils'
 
 const CARD_TILTS = ['-5deg', '3.5deg', '0deg', '-3deg', '5deg', '2deg'] as const
@@ -22,7 +28,7 @@ const GRADIENT_POOL = [
 
 const SUGGESTION_BATCH_SIZE = 4
 const SHUFFLE_COLLAPSE_MS = 180
-const SHUFFLE_END_MS = 520
+const SHUFFLE_END_MS = 300
 
 function getVisibleSuggestions<T>(items: T[], seed: number, batchSize: number) {
   if (items.length <= batchSize) return items
@@ -57,13 +63,15 @@ function getCardTransform(
   const offset = isShuffling ? { x: 0, y: 0 } : { x: spreadX, y: spreadY }
   const rotation = isHovered ? '0deg' : tilt
 
-  return `translate(calc(-50% + ${offset.x}px), ${offset.y}px) rotate(${rotation})`
+  return `translate(calc(-50% + ${offset.x}px), calc(-50% + ${offset.y}px)) rotate(${rotation})`
 }
 
 export interface Message {
   id: string
   role: 'user' | 'assistant'
   content: string
+  contentParts?: AssistantContentPart[]
+  toolCalls?: ToolCallPreview[]
   createdAt?: Date
 }
 
@@ -191,8 +199,8 @@ export function ChatContainer({
           {messages.length === 0 ? (
             <div className='flex min-h-[70vh] flex-col items-center justify-center py-10'>
               <div className='mb-8 text-center'>
-                <div className='mb-4 inline-flex size-16 items-center justify-center rounded-2xl border bg-card shadow-sm'>
-                  <Bot className='size-8 text-foreground' />
+                <div className='mb-4 inline-flex items-center justify-center'>
+                  <AiLottieIcon className='size-20' />
                 </div>
                 <h2 className='mb-2 text-xl font-semibold'>
                   {emptyStateTitle}
@@ -224,10 +232,8 @@ export function ChatContainer({
                         onMouseEnter={() => setHoveredSuggestion(hoverKey)}
                         onMouseLeave={() => setHoveredSuggestion(null)}
                         className={cn(
-                          'absolute left-1/2 top-0 will-change-transform transition-all duration-300 ease-out',
-                          isShuffling
-                            ? 'scale-[0.92] opacity-70'
-                            : 'opacity-100'
+                          'absolute left-1/2 top-1/2 will-change-transform transition-all duration-300 ease-out',
+                          isShuffling ? 'scale-[0.5] opacity-10' : 'opacity-100'
                         )}
                         style={{
                           transform,
@@ -267,6 +273,8 @@ export function ChatContainer({
                     id={message.id}
                     role={message.role}
                     content={message.content}
+                    contentParts={message.contentParts}
+                    toolCalls={message.toolCalls}
                     copiedId={copiedId}
                     onCopy={onCopy}
                     copyLabel={copyLabel}
diff --git a/services/agent-service/src/routes/chat.ts b/services/agent-service/src/routes/chat.ts
index ae4a78e..94be78c 100644
--- a/services/agent-service/src/routes/chat.ts
+++ b/services/agent-service/src/routes/chat.ts
@@ -1,7 +1,5 @@
 import { Router, Request, Response } from 'express'
-import { AIMessageChunk } from '@langchain/core/messages'
-import { createUIMessageStreamResponse } from 'ai'
-import { toUIMessageStream } from '@ai-sdk/langchain'
+import { createUIMessageStreamResponse, type UIMessageChunk } from 'ai'
 import { logger } from '../config/index.js'
 import { parseChatInput, runChatWithBuiltInTools } from '../services/chat.js'
 
@@ -9,10 +7,9 @@ export const chatRouter = Router()
 
 async function sendStreamResponse(
   res: Response,
-  stream: ReadableStream | AsyncIterable<AIMessageChunk>
+  stream: ReadableStream<UIMessageChunk>
 ) {
-  const uiStream = toUIMessageStream(stream)
-  const response = createUIMessageStreamResponse({ stream: uiStream })
+  const response = createUIMessageStreamResponse({ stream })
 
   res.status(response.status)
   response.headers.forEach((value, key) => {
diff --git a/services/agent-service/src/services/chat.ts b/services/agent-service/src/services/chat.ts
index cb38bbe..2f64d83 100644
--- a/services/agent-service/src/services/chat.ts
+++ b/services/agent-service/src/services/chat.ts
@@ -1,4 +1,5 @@
 import {
+  AIMessage,
   AIMessageChunk,
   BaseMessage,
   HumanMessage,
@@ -7,6 +8,7 @@ import {
 import { DynamicTool } from '@langchain/core/tools'
 import { ChatOpenAI } from '@langchain/openai'
 import { toBaseMessages } from '@ai-sdk/langchain'
+import { createUIMessageStream, type UIMessageChunk } from 'ai'
 import { config, logger } from '../config/index.js'
 
 function createModel() {
@@ -270,19 +272,6 @@ function createBuiltinTools() {
   return [timeTool, calculatorTool]
 }
 
-function createSingleChunkStream(content: unknown): ReadableStream {
-  return new ReadableStream({
-    start(controller) {
-      controller.enqueue(
-        new AIMessageChunk({
-          content: typeof content === 'string' ? content : '',
-        })
-      )
-      controller.close()
-    },
-  })
-}
-
 export interface ParsedChatInput {
   inputMessages: BaseMessage[]
   lastMessageText: string
@@ -326,63 +315,199 @@ export async function parseChatInput(
 
 export async function runChatWithBuiltInTools(
   inputMessages: BaseMessage[]
-): Promise<ReadableStream | AsyncIterable<AIMessageChunk>> {
+): Promise<ReadableStream<UIMessageChunk>> {
   const tools = createBuiltinTools()
-  const baseModel = createModel()
-  const modelWithTools = baseModel.bindTools(tools)
+  const model = createModel().bindTools(tools)
   const toolMap = new Map(tools.map(tool => [tool.name, tool]))
-  const conversation: BaseMessage[] = [...inputMessages]
-  const maxSteps = 6
-
-  for (let step = 0; step < maxSteps; step += 1) {
-    const aiMessage = await modelWithTools.invoke(conversation)
-    const toolCalls = Array.isArray(aiMessage.tool_calls)
-      ? aiMessage.tool_calls
-      : []
-
-    if (!toolCalls.length) {
-      if (step > 0) {
-        return await baseModel.stream(conversation)
-      }
-      return createSingleChunkStream(aiMessage.content)
-    }
+  const createPartId = (prefix: string) =>
+    `${prefix}-${Date.now()}-${Math.random().toString(36).slice(2, 8)}`
+
+  const extractTextFromChunk = (chunk: AIMessageChunk) => {
+    if (typeof chunk.content === 'string') return chunk.content
+    if (!Array.isArray(chunk.content)) return ''
+
+    return chunk.content
+      .filter(
+        part =>
+          part &&
+          typeof part === 'object' &&
+          'type' in part &&
+          part.type === 'text' &&
+          typeof (part as { text?: unknown }).text === 'string'
+      )
+      .map(part => (part as { text: string }).text)
+      .join('')
+  }
+
+  return createUIMessageStream({
+    execute: async ({ writer }) => {
+      const conversation: BaseMessage[] = [...inputMessages]
+      const maxSteps = 6
+
+      for (let step = 0; step < maxSteps; step += 1) {
+        writer.write({ type: 'start-step' })
+
+        let finalChunk: AIMessageChunk | null = null
+        const stepStream = await model.stream(conversation)
+        const textPartId = createPartId(`text-${step}`)
+        let textStarted = false
+
+        for await (const chunk of stepStream) {
+          finalChunk = finalChunk ? finalChunk.concat(chunk) : chunk
+          const text = extractTextFromChunk(chunk)
+          if (!text) continue
+
+          if (!textStarted) {
+            writer.write({ type: 'text-start', id: textPartId })
+            textStarted = true
+          }
+          writer.write({
+            type: 'text-delta',
+            id: textPartId,
+            delta: text,
+          })
+        }
 
-    conversation.push(aiMessage)
+        if (textStarted) {
+          writer.write({ type: 'text-end', id: textPartId })
+        }
+
+        if (!finalChunk) {
+          writer.write({ type: 'finish-step' })
+          return
+        }
+
+        const toolCalls = Array.isArray(finalChunk.tool_calls)
+          ? finalChunk.tool_calls
+          : []
+
+        if (!toolCalls.length) {
+          writer.write({ type: 'finish-step' })
+          return
+        }
 
-    for (const call of toolCalls) {
-      const tool = toolMap.get(call.name)
-      if (!tool) {
         conversation.push(
-          new ToolMessage({
-            tool_call_id: call.id ?? `missing-tool-${step}`,
-            content: `工具 ${call.name} 不存在。`,
+          new AIMessage({
+            content: finalChunk.content,
+            tool_calls: toolCalls,
           })
         )
-        continue
-      }
 
-      const normalizedInput = normalizeToolInput(call.args)
-      logger.info({
-        msg: 'Tool called',
-        toolName: call.name,
-        step,
-        input: normalizedInput,
-      })
+        for (let index = 0; index < toolCalls.length; index += 1) {
+          const call = toolCalls[index]!
+          const toolCallId = call.id ?? `${call.name}-${step}-${index}`
+          const normalizedInput = normalizeToolInput(call.args)
 
-      const toolResult = await tool.invoke(normalizedInput)
-      const toolContent =
-        typeof toolResult === 'string' ? toolResult : JSON.stringify(toolResult)
+          writer.write({
+            type: 'tool-input-start',
+            toolCallId,
+            toolName: call.name,
+            dynamic: true,
+          })
 
-      conversation.push(
-        new ToolMessage({
-          tool_call_id: call.id ?? `${call.name}-${step}`,
-          content: toolContent,
-        })
-      )
-    }
-  }
+          if (normalizedInput) {
+            writer.write({
+              type: 'tool-input-delta',
+              toolCallId,
+              inputTextDelta: normalizedInput,
+            })
+          }
+
+          writer.write({
+            type: 'tool-input-available',
+            toolCallId,
+            toolName: call.name,
+            input: call.args ?? normalizedInput,
+            dynamic: true,
+          })
 
-  return createSingleChunkStream(
-    '我尝试调用工具处理你的请求，但步骤超出上限。请换个问法再试一次。'
-  )
+          const tool = toolMap.get(call.name)
+          if (!tool) {
+            const errorText = `工具 ${call.name} 不存在。`
+            writer.write({
+              type: 'tool-output-error',
+              toolCallId,
+              errorText,
+              dynamic: true,
+            })
+
+            conversation.push(
+              new ToolMessage({
+                tool_call_id: toolCallId,
+                content: errorText,
+              })
+            )
+            continue
+          }
+
+          logger.info({
+            msg: 'Tool called',
+            toolName: call.name,
+            step,
+            input: normalizedInput,
+          })
+
+          try {
+            const toolResult = await tool.invoke(normalizedInput)
+            const toolContent =
+              typeof toolResult === 'string'
+                ? toolResult
+                : JSON.stringify(toolResult)
+
+            writer.write({
+              type: 'tool-output-available',
+              toolCallId,
+              output: toolResult,
+              dynamic: true,
+            })
+
+            conversation.push(
+              new ToolMessage({
+                tool_call_id: toolCallId,
+                content: toolContent,
+              })
+            )
+          } catch (error) {
+            const errorText =
+              error instanceof Error ? error.message : '工具执行失败'
+
+            writer.write({
+              type: 'tool-output-error',
+              toolCallId,
+              errorText,
+              dynamic: true,
+            })
+
+            conversation.push(
+              new ToolMessage({
+                tool_call_id: toolCallId,
+                content: errorText,
+              })
+            )
+          }
+        }
+
+        writer.write({ type: 'finish-step' })
+      }
+
+      const fallbackTextId = createPartId('fallback')
+      writer.write({ type: 'start-step' })
+      writer.write({ type: 'text-start', id: fallbackTextId })
+      writer.write({
+        type: 'text-delta',
+        id: fallbackTextId,
+        delta:
+          '我尝试调用工具处理你的请求，但步骤超出上限。请换个问法再试一次。',
+      })
+      writer.write({ type: 'text-end', id: fallbackTextId })
+      writer.write({ type: 'finish-step' })
+    },
+    onError: error => {
+      logger.error({
+        msg: 'UI stream error',
+        err: error instanceof Error ? error.message : String(error),
+      })
+      return '聊天服务错误'
+    },
+  })
 }