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| Tool | Version | Install |
|---|---|---|
| Node.js | >= 20.0.0 | nodejs.org |
| pnpm | >= 9.0.0 | npm install -g pnpm |
| Redis | >= 7.0 | brew install redis (macOS) or redis.io — optional: use --memory flag to skip |
| Git | any recent | Comes with most systems |
For most non-developer users, start with the desktop installer when a release asset is available:
| Platform | Recommended path | Notes |
|---|---|---|
| Windows | Download the .exe installer from Releases |
Bundles the runtime, portable Node.js, Redis, desktop shortcut, and first-run config generation |
| macOS | Download the .dmg from Releases |
Drag to Applications; if the unsigned app is blocked, right-click → Open |
| Linux | Source setup or bash scripts/install.sh |
Desktop AppImage is not available yet |
After launching the desktop app, go to Hub → System Settings → Account Configuration to connect provider API keys and CLI accounts. The installer prepares the local runtime; it does not complete your third-party provider login for you.
Use the source setup below if you want to develop Clowder, run from a specific branch, or no desktop installer is available for your platform.
# 1. Clone
git clone https://github.com/zts212653/clowder-ai.git
cd clowder-ai
# 2. Install
pnpm install
# 3. Build (required — creates dist/ for workspace packages)
pnpm build
# 4. Configure infrastructure (API keys are added via UI after launch)
cp .env.example .env
# 5. Run
pnpm start
# If this fails with "target path exists", use:
# pnpm start:directTo enable local semantic rerank for the memory system, install the Embedding service from Console settings — the installer creates ~/.cat-cafe/embed-venv with the right backend for your platform (MLX on Apple Silicon, fastembed/ONNX or sentence-transformers elsewhere). On Windows, pnpm start / pnpm start:direct then auto-launches scripts/services/embed-server.ps1 when Console reports the service as installed + enabled. Uninstalling or disabling via Console will skip the autostart.
pnpm start uses the runtime worktree architecture: it creates an isolated ../cat-cafe-runtime worktree (on first run), syncs it to origin/main, builds, starts Redis, and launches Frontend (port 3003) + API (port 3004). This keeps your development checkout clean.
Tip: If
pnpm startfails because../cat-cafe-runtimealready exists, usepnpm start:directinstead — it runs directly in your current checkout without creating a worktree. You can also set a custom path:CAT_CAFE_RUNTIME_DIR=../my-runtime pnpm start.
Open http://localhost:3003 and start talking to your team.
Alternative — One-line installer (Linux):
bash scripts/install.shhandles Node, pnpm, Redis, dependencies,.env, and first launch in one step. On Windows, usescripts/install.ps1thenscripts/start-windows.ps1.
Clowder uses a runtime worktree to keep your dev checkout clean:
your-projects/
├── clowder-ai/ # Your development checkout (feature branches, edits)
└── cat-cafe-runtime/ # Auto-created runtime worktree (tracks origin/main)
| Command | What it does |
|---|---|
pnpm start |
Init (first time) → sync to origin/main → build → start Redis + API + Frontend |
pnpm start --memory |
Same, but skip Redis (in-memory store, data lost on restart) |
pnpm start --quick |
Same, but skip rebuild (use existing dist/) |
pnpm start --daemon |
Same, but run in background (logs to cat-cafe-daemon.log) |
pnpm start:direct |
Bypass worktree — start from current checkout without auto-update (details) |
pnpm stop |
Stop background daemon |
pnpm start:status |
Check if daemon is running |
pnpm runtime:init |
Only create the runtime worktree (no start) |
pnpm runtime:status |
Show worktree path, branch, HEAD, ahead/behind |
Runtime contract (ADR-039 passive frozen):
pnpm startis the single entry; sync+build+restart are folded into one command. There is no standalone sync — that was removed to prevent stale-dist crashes (see ADR-039).
First run creates ../cat-cafe-runtime automatically. Subsequent runs do a fast-forward sync then start.
Custom runtime path: Set
CAT_CAFE_RUNTIME_DIRto use a different location:CAT_CAFE_RUNTIME_DIR=../my-clowder-runtime pnpm start
By default, pnpm start auto-syncs to the latest origin/main. If you want to stay on a specific release — for stability, reproducibility, or because you're not ready to update — use pnpm start:direct instead.
Clowder publishes tagged releases (v0.1.0, v0.2.0, v0.3.0, v0.4.0, etc.). To run a specific version:
# 1. Clone (or use your existing clone)
git clone https://github.com/zts212653/clowder-ai.git
cd clowder-ai
# 2. Checkout the version you want
git checkout v0.4.0 # or any tag from the Releases page
# 3. Install + build
pnpm install
pnpm build
# 4. Configure infrastructure (API keys are added via UI after launch)
cp .env.example .env
# 5. Start directly (bypasses worktree, won't auto-update)
pnpm start:direct
# No Redis? Use in-memory mode
pnpm start:direct -- --memoryIf you've already cloned and are happy with the current version, just use pnpm start:direct instead of pnpm start:
pnpm start:direct # Runs from current checkout, no sync
pnpm start:direct -- --quick # Skip rebuild too| Command | Auto-syncs to latest? | Creates worktree? | Use case |
|---|---|---|---|
pnpm start |
Yes — syncs to origin/main |
Yes | Always run the latest version |
pnpm start:direct |
No — runs from current checkout | No | Pin to a specific version or branch |
Updating later: When you're ready to update, simply
git fetch && git checkout v0.5.0(or whichever new tag), thenpnpm install && pnpm build && pnpm start:direct.
By default pnpm start runs in the foreground — if you close the terminal or SSH disconnects, the services stop. Use --daemon to run in the background:
# Start in background
pnpm start --daemon
# Combine with other flags
pnpm start --daemon --memory
pnpm start --daemon --quick
# Check status
pnpm start:status
# View logs
tail -f cat-cafe-daemon.log
# Stop
pnpm stopThe daemon writes logs to cat-cafe-daemon.log in the project root (or runtime worktree root). A PID file (~/.cat-cafe/daemon.pid) tracks the running process.
Alternative approaches (if you prefer not to use
--daemon):
- tmux / screen:
tmux new -s cat-cafe→pnpm start→ detach withCtrl+B D- nohup:
nohup pnpm start > cat-cafe.log 2>&1 &- systemd (Linux production): create a service file — see below
systemd service file example
# /etc/systemd/system/clowder-ai.service
[Unit]
Description=Clowder AI (Cat Café)
After=network.target
[Service]
Type=simple
User=your-user
WorkingDirectory=/path/to/clowder-ai
ExecStart=/usr/bin/pnpm start:direct
Restart=on-failure
RestartSec=5
Environment=NODE_ENV=production
[Install]
WantedBy=multi-user.targetsudo systemctl enable --now clowder-ai
sudo journalctl -u clowder-ai -fThe .env file configures infrastructure only — ports, Redis, and optional service URLs. Model API keys are managed through the web UI (see below).
Redis — persistent store for threads, messages, tasks, and memory:
REDIS_URL=redis://localhost:6399The pnpm start command auto-starts Redis on port 6399. Data persists in ~/.cat-cafe/redis-dev/.
No Redis? Use pnpm start --memory for in-memory mode (data lost on restart — fine for trying things out).
Frontend:
NEXT_PUBLIC_API_URL=http://localhost:3004After launching, open http://localhost:3003 and navigate to Hub → System Settings → Account Configuration to set up your model providers.
There are two types of accounts:
| Type | How It Works | Providers |
|---|---|---|
| Built-in (OAuth / CLI subscription) | Authenticate via the provider's CLI tool (claude, codex, gemini). No API key needed — the CLI subscription handles auth. |
Claude, GPT/Codex, Gemini |
| API Key | Enter your API key + base URL for direct API access. Works with any OpenAI-compatible or Anthropic-compatible endpoint. | Claude, GPT, Gemini, Kimi, GLM, MiniMax, Qwen, OpenRouter, and more |
Steps:
- Click "Add Account" in the Account Configuration tab
- Choose a provider or add a custom one
- For built-in providers: select OAuth/subscription mode (no key needed if CLI is authenticated)
- For API key providers: enter your API key and (optionally) a custom base URL
- Click Save
Adding Chinese / third-party providers (Kimi, GLM, MiniMax, Qwen, OpenRouter):
These providers are configured as API key accounts with a custom base URL. In the Account Configuration UI, add a new account, choose the provider, enter your API key, and set the base URL to the provider's OpenAI-compatible endpoint. Select the appropriate protocol and click Save.
Example — Alibaba Bailian (Qwen):
Legacy
.envfallback: The system still readsANTHROPIC_API_KEY,OPENAI_API_KEY, andGOOGLE_API_KEYfrom.envas a fallback, but this path is deprecated. Use the UI for all new setups.
To add team members (cats) that use specific providers:
- Go to Hub → Member Collaboration → Overview
- Each member can be bound to a provider account from your Account Configuration
- Built-in providers support OAuth; third-party providers use API key accounts
Clowder works out of the box with model access and Redis (or --memory mode). Everything below is opt-in.
For design tasks, UI iteration, screenshots, and design-to-code workflows, install Pencil in your editor (VS Code, Cursor, or Antigravity).
Without Pencil: Clowder still runs, coding tasks still work, design tasks degrade to plain text guidance.
Auto-configuration: The capability orchestrator automatically detects your Pencil installation by scanning (in order):
PENCIL_MCP_BINenvironment variable (explicit path — highest priority)~/.antigravity/extensions/highagency.pencildev-*/~/.vscode/extensions/highagency.pencildev-*/~/.cursor/extensions/highagency.pencildev-*/~/.vscode-insiders/extensions/highagency.pencildev-*/
The newest version across all editors is selected. When two editors have the same version, Antigravity is preferred.
Environment variable overrides:
| Variable | Purpose | Example |
|---|---|---|
PENCIL_MCP_BIN |
Force a specific Pencil binary path | /path/to/mcp-server-darwin-arm64 |
PENCIL_MCP_APP |
Force which editor to connect to | vscode, antigravity, cursor, vscode-insiders |
Diagnostics: pnpm mcp:doctor shows MCP readiness (ready / missing / unresolved).
Talk to your cats hands-free. Requires local ASR/TTS services.
ASR_ENABLED=1
TTS_ENABLED=1
LLM_POSTPROCESS_ENABLED=1
# Speech-to-Text (ASR)
WHISPER_URL=http://localhost:9876
NEXT_PUBLIC_WHISPER_URL=http://localhost:9876
# Text-to-Speech (TTS)
TTS_URL=http://localhost:9879
TTS_CACHE_DIR=./data/tts-cache
# Speech correction (LLM post-processing)
NEXT_PUBLIC_LLM_POSTPROCESS_URL=http://localhost:9878Supported engines: Qwen3-ASR (primary), Whisper (fallback) for input; Kokoro, edge-tts, Qwen3-TTS for output.
These services are disabled by default. Set the corresponding *_ENABLED=1 flags only after you have installed the local dependencies.
Starting voice services:
# TTS (Text-to-Speech) — requires Python 3, creates venv at ~/.cat-cafe/tts-venv
./scripts/tts-server.sh # default: Qwen3-TTS (三猫声线)
TTS_PROVIDER=edge-tts ./scripts/tts-server.sh # edge-tts fallback (no GPU needed)
# ASR (Speech-to-Text) — requires Python 3 + ffmpeg
./scripts/qwen3-asr-server.sh # Qwen3-ASR serverSystem dependency:
ffmpegis required for audio processing. Install withbrew install ffmpeg(macOS) orapt install ffmpeg(Linux).
Optional reverse proxy for routing API requests through third-party gateways. Useful when you need to route Claude API calls through a custom endpoint.
ANTHROPIC_PROXY_ENABLED=1 # default: 0 (disabled)
ANTHROPIC_PROXY_PORT=9877 # proxy listen portConfigure upstreams in .cat-cafe/proxy-upstreams.json:
{ "my-gateway": "https://your-gateway.example.com/api" }Chat with your team from Feishu. Requires a self-built Feishu app.
Step 1 — Create a Feishu app: Go to Feishu Open Platform → Create Custom App (自建应用).
Step 2 — Enable permissions: Under Permissions & Scopes (权限管理), add:
im:message— read messagesim:message:send_as_bot— send messages as botim:resource— read media resources (images, files)im:resource:upload— upload media (required for native voice bubbles and image display)
Why
im:resource:upload? Without it, voice messages appear as text URLs and images are sent as links instead of native media. The bot automatically converts WAV audio to Opus format (via ffmpeg) and uploads it to Feishu for playback.
Step 3 — Configure event subscription: Under Event Subscriptions (事件订阅):
- Request URL:
http(s)://<your-host>:3004/api/connectors/feishu/webhook - Subscribe to event:
im.message.receive_v1 - The system auto-responds to Feishu's URL verification challenge.
Step 4 — Set env vars:
FEISHU_APP_ID=cli_xxx
FEISHU_APP_SECRET=xxx
FEISHU_VERIFICATION_TOKEN=xxx # from Event Subscriptions pageStep 5 — Enable the bot: In the Feishu app console → Bot (机器人), enable the bot capability. Users can then DM the bot to chat with your AI team.
Currently supports DM (1:1) only. Group chat support is planned.
Status: In Progress — adapter code exists but not yet deployed/verified in production.
Chat with your team from Telegram. Requires a bot via @BotFather.
TELEGRAM_BOT_TOKEN=123456:ABC-DEF...Get notified when GitHub review emails arrive (polls IMAP). Review comments are automatically routed to the right cat and thread.
# QQ Mail example
GITHUB_REVIEW_IMAP_USER=xxx@qq.com
GITHUB_REVIEW_IMAP_PASS=<auth-code> # app-specific password, not login
GITHUB_REVIEW_IMAP_HOST=imap.qq.com
GITHUB_REVIEW_IMAP_PORT=993
# Gmail example (requires 2FA + App Password)
# GITHUB_REVIEW_IMAP_USER=xxx@gmail.com
# GITHUB_REVIEW_IMAP_PASS=<app-password> # Google Account → Security → App Passwords
# GITHUB_REVIEW_IMAP_HOST=imap.gmail.com
# GITHUB_REVIEW_IMAP_PORT=993
# Outlook / Hotmail example
# GITHUB_REVIEW_IMAP_USER=xxx@outlook.com
# GITHUB_REVIEW_IMAP_PASS=<app-password> # Microsoft Account → Security → App Passwords
# GITHUB_REVIEW_IMAP_HOST=outlook.office365.com
# GITHUB_REVIEW_IMAP_PORT=993
# GitHub MCP tools (for PR operations + review content fetching)
GITHUB_MCP_PAT=ghp_...How routing works (3-tier):
- PR Registration (primary): Cats register PRs via
register_pr_trackingMCP tool when they open a PR. When a review email arrives, it routes directly to that cat's thread. - Title Tag (fallback): If no registration found, the system looks for a cat name tag in the PR title (e.g.,
[宪宪🐾]) and routes to that cat's Review Inbox. - Triage (last resort): If no cat can be identified, the review goes to a Triage thread for manual assignment.
Review content is fetched via GitHub API (using GITHUB_MCP_PAT) for automatic severity extraction (P0/P1/P2 labeling).
Browser push notifications when cats need your attention.
VAPID_PUBLIC_KEY=...
VAPID_PRIVATE_KEY=...
VAPID_SUBJECT=mailto:you@example.comGenerate keys: npx web-push generate-vapid-keys
Project knowledge (decisions, lessons, discussions) is stored locally in SQLite — no external services required.
Each project gets its own evidence.sqlite file (auto-created on first run) with FTS5 full-text search. Data stays on your machine.
Cats use search_evidence and reflect MCP tools to query this store. No configuration needed — it works out of the box.
Each agent CLI (Claude Code, Codex, Gemini CLI) has its own configuration. Clowder provides project-level MCP server configs that connect agents to the platform:
- Claude Code: reads
.mcp.jsonfor MCP servers,CLAUDE.mdfor project instructions - Codex CLI: reads
.codex/config.tomlfor MCP servers,AGENTS.mdfor project instructions - Gemini CLI: reads
.gemini/settings.jsonfor MCP servers,GEMINI.mdfor project instructions
If Codex (Maine Coon / 缅因猫) reports being unable to access files or tools, it's likely running in sandbox mode. Add these settings to your user-level Codex config (~/.codex/config.toml):
approval_policy = "on-request" # ask before dangerous ops
sandbox_mode = "danger-full-access" # allow file/network access
[sandbox_workspace_write]
network_access = trueThe project-level
.codex/config.tomlonly contains MCP server definitions. Runtime settings likesandbox_modeandapproval_policymust be set in~/.codex/config.toml.
Full Windows support is available via PowerShell scripts.
# Install everything (Node.js, pnpm, Redis, CLI tools, auth)
.\scripts\install.ps1
# Start services
.\scripts\start-windows.ps1 # Full start (build + run)
.\scripts\start-windows.ps1 -Quick # Skip rebuild
.\scripts\start-windows.ps1 -Memory # No Redis (in-memory mode)
# Stop services
.\scripts\stop-windows.ps1Note:
scripts/install.shis Linux-only (Debian/RHEL). macOS users should install prerequisites manually (brew install node pnpm redis) and runpnpm install && pnpm build && pnpm start.
| Service | Port | Required |
|---|---|---|
| Frontend (Next.js) | 3003 | Yes |
| API Backend | 3004 | Yes |
| Redis | 6399 | Yes (or use --memory) |
| ASR | 9876 | No — voice input |
| TTS | 9879 | No — voice output |
| LLM Post-process | 9878 | No — speech correction |
# === Startup ===
pnpm start # Start everything (Redis + API + Frontend) via runtime worktree
pnpm start --memory # No Redis, in-memory mode
pnpm start --quick # Skip rebuild, use existing dist/
pnpm start --daemon # Start in background (daemon mode)
pnpm start:direct # Start dev server directly (bypasses worktree)
# === Daemon Management ===
pnpm stop # Stop background daemon
pnpm start:status # Check if daemon is running
# View logs: tail -f cat-cafe-daemon.log
# === Runtime Worktree (ADR-039 passive frozen) ===
pnpm runtime:init # Create runtime worktree (first time only)
pnpm runtime:start # Single entry: sync + build + start (no standalone sync)
pnpm runtime:status # Show worktree status
# === Build & Test ===
pnpm build # Build all packages
pnpm dev # Run all packages in parallel dev mode
pnpm test # Run all tests
# === Code Quality ===
pnpm check # Biome lint + format + feature doc + env-port drift checks
pnpm check:fix # Auto-fix lint issues
pnpm lint # TypeScript type check (per-package)
pnpm check:deps # Dependency graph check (depcruise)
pnpm check:lockfile # Verify lockfile integrity
pnpm check:features # Feature doc compliance check
pnpm check:env-ports # Env-port drift detection
# === Redis ===
pnpm redis:user:start # Start Redis manually
pnpm redis:user:stop # Stop Redis
pnpm redis:user:status # Check Redis status
pnpm redis:user:backup # Manual backup
# Redis auto-backup (cron-based)
pnpm redis:user:autobackup:install # Install autobackup cron job
pnpm redis:user:autobackup:run # Run backup now
pnpm redis:user:autobackup:status # Check autobackup status
pnpm redis:user:autobackup:uninstall # Remove autobackup cron job
# === Thread Exports ===
pnpm threads:sync # Sync thread exports
pnpm threads:status # Check thread export status
pnpm threads:export:redis # Export threads from Redis
pnpm threads:export:redis:dry-run # Dry-run export
# Thread auto-save (cron-based)
pnpm threads:autosave:install # Install autosave cron job
pnpm threads:autosave:run # Run autosave now
pnpm threads:autosave:status # Check autosave status
pnpm threads:autosave:uninstall # Remove autosave cron job
# === Alpha Worktree (pre-release testing) ===
pnpm alpha:init # Create alpha worktree (../cat-cafe-alpha)
pnpm alpha:sync # Sync alpha worktree to origin/main
pnpm alpha:start # Start alpha environment (ports 3011/3012)
pnpm alpha:status # Show alpha worktree status
pnpm alpha:test # Run alpha integration testsAll services are configured via environment variables — no code changes needed for remote deployment. Add these to your .env:
# API must listen on all interfaces (default is 127.0.0.1 = localhost only)
API_SERVER_HOST=0.0.0.0
# Frontend URL — used for CORS and redirects
FRONTEND_URL=https://your-domain.com
# API URL — usually not needed behind a reverse proxy (auto-detected).
# Only set if you need a non-standard endpoint (e.g. separate API domain).
# NEXT_PUBLIC_API_URL=https://api.your-domain.com
# Redis — if running on a separate host
REDIS_URL=redis://your-redis-host:6399If voice services run on a different machine, update their URLs:
WHISPER_URL=http://your-asr-host:9876
NEXT_PUBLIC_WHISPER_URL=http://your-asr-host:9876
TTS_URL=http://your-tts-host:9879
NEXT_PUBLIC_LLM_POSTPROCESS_URL=http://your-llm-host:9878Python services (ASR/TTS/embed) bind to
127.0.0.1by default. Add--host 0.0.0.0when starting them on a separate machine.
The API automatically accepts requests from:
localhost/127.0.0.1(any port)- The
FRONTEND_URLyou set
If you open Cat Cafe directly from a LAN / Tailscale IP (for example http://192.168.x.x:3003 or http://100.x.x.x:3003), also set:
API_SERVER_HOST=0.0.0.0
CORS_ALLOW_PRIVATE_NETWORK=trueThis opt-in trusts browsers from RFC 1918 private networks (10.x.x.x, 172.16-31.x.x, 192.168.x.x) and Tailscale IPs (100.x.x.x). If you use a reverse proxy or a fixed FRONTEND_URL, you usually do not need the extra flag.
When the API is accessible from non-localhost addresses (API_SERVER_HOST=0.0.0.0), most privileged write operations (sensitive env vars, connector credentials, skill sync, default cat) require DEFAULT_OWNER_USER_ID to be set. Without it, these writes are rejected with 403 to prevent unauthorized LAN access. Plugin/capability config writes remain direct-localhost-only regardless of this setting.
# Required for LAN/Tailscale/remote deployments that need privileged writes
DEFAULT_OWNER_USER_ID=your-user-idLocal (localhost) deployments do not need this — all privileged writes work without it in single-user mode.
pnpm start fails with "target path exists"?
- The runtime worktree path
../cat-cafe-runtimeis already occupied by another project or directory - Quick fix: Use
pnpm start:directto bypass the worktree and run directly in your checkout - Alternative: Set a custom runtime path:
CAT_CAFE_RUNTIME_DIR=../my-clowder-runtime pnpm start - If you don't need Redis:
pnpm start:direct -- --memory
Redis won't start?
- Check if port 6399 is in use:
lsof -i :6399 - Make sure Redis is installed:
redis-server --version
No agents responding?
- Check that you've added at least one provider account in Hub → System Settings → Account Configuration
- If using CLI auth, verify it's working (
claude --version,codex --version) - Check the API logs in terminal for auth errors
Frontend can't connect to API?
- For local dev,
NEXT_PUBLIC_API_URL=http://localhost:3004should be in.env - Behind a reverse proxy, the frontend auto-detects the API at the same origin — make sure Nginx proxies
/api/and/socket.io/to port 3004 - API must be running before frontend loads

