diff --git a/README.md b/README.md
index 7523ff17..e6664693 100644
--- a/README.md
+++ b/README.md
@@ -105,11 +105,11 @@ Send a POST request to `/v1/chat/completions` (or any other available endpoint)
 
 ### Supported Models
 
-| Model | Description |
-|-------|-------------|
-| `gemini-3.0-pro` | Latest and most powerful model |
-| `gemini-2.5-pro` | Advanced reasoning model |
-| `gemini-2.5-flash` | Fast and efficient model (default) |
+| Model                       | Description                        |
+| --------------------------- | ---------------------------------- |
+| `gemini-3.0-pro`            | Most powerful model                |
+| `gemini-3.0-flash`          | Fast and efficient model (default) |
+| `gemini-3.0-flash-thinking` | Enhanced reasoning model           |
 
 ### Example Request (Basic)
 
@@ -124,7 +124,7 @@ Send a POST request to `/v1/chat/completions` (or any other available endpoint)
 
 ```json
 {
-  "model": "gemini-2.5-pro",
+  "model": "gemini-3.0-flash-thinking",
   "messages": [
     { "role": "system", "content": "You are a helpful assistant." },
     { "role": "user", "content": "What is Python?" },
@@ -283,8 +283,8 @@ If the cookies are left empty, the application will automatically retrieve them
 # Default AI service.
 default_ai = gemini
 
-# Default model for Gemini (options: gemini-3.0-pro, gemini-2.5-pro, gemini-2.5-flash)
-default_model_gemini = gemini-2.5-flash
+# Default model for Gemini (options: gemini-3.0-pro, gemini-3.0-flash, gemini-3.0-flash-thinking)
+default_model_gemini = gemini-3.0-flash
 
 # Gemini cookies (leave empty to use browser_cookies3 for automatic authentication).
 gemini_cookie_1psid =
diff --git a/config.conf.example b/config.conf.example
index e963a2a9..f6afc512 100755
--- a/config.conf.example
+++ b/config.conf.example
@@ -19,14 +19,10 @@ default_ai = gemini
 # --- Gemini Model Configuration ---
 # Choose the model to be used when Gemini is selected as the AI.
 # Available models:
-# - gemini-1.5-flash
-# - gemini-2.0-flash
-# - gemini-2.0-flash-thinking
-# - gemini-2.0-flash-thinking-with-apps
-# - gemini-2.5-pro
-# - gemini-2.5-flash
 # - gemini-3.0-pro
-default_model_gemini = gemini-3.0-pro
+# - gemini-3.0-flash
+# - gemini-3.0-flash-thinking
+default_model_gemini = gemini-3.0-flash
 
 # --- Gemini Cookies ---
 # Provide your authentication cookies for Gemini here.
diff --git a/requirements.txt b/requirements.txt
index 5939d565..bff871ac 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ colorama==0.4.6 ; python_version >= "3.10" and python_version < "4.0" and sys_pl
 curl-cffi==0.7.4 ; python_version >= "3.10" and python_version < "4.0"
 exceptiongroup==1.2.2 ; python_version >= "3.10" and python_version < "3.11"
 fastapi==0.115.7 ; python_version >= "3.10" and python_version < "4.0"
-gemini-webapi==1.8.3 ; python_version >= "3.10" and python_version < "4.0"
+gemini-webapi==1.19.2 ; python_version >= "3.10" and python_version < "4.0"
 h11==0.14.0 ; python_version >= "3.10" and python_version < "4.0"
 h2==4.1.0 ; python_version >= "3.10" and python_version < "4.0"
 hpack==4.1.0 ; python_version >= "3.10" and python_version < "4.0"
@@ -21,13 +21,13 @@ loguru==0.7.3 ; python_version >= "3.10" and python_version < "4.0"
 lz4==4.4.3 ; python_version >= "3.10" and python_version < "4.0"
 pycparser==2.22 ; python_version >= "3.10" and python_version < "4.0"
 pycryptodomex==3.21.0 ; python_version >= "3.10" and python_version < "4.0"
-pydantic-core==2.27.2 ; python_version >= "3.10" and python_version < "4.0"
-pydantic==2.10.6 ; python_version >= "3.10" and python_version < "4.0"
+pydantic-core
+pydantic
 pywin32==308 ; python_version >= "3.10" and python_version < "4.0" and platform_system == "Windows"
 shadowcopy==0.0.4 ; python_version >= "3.10" and python_version < "4.0" and platform_system == "Windows"
 sniffio==1.3.1 ; python_version >= "3.10" and python_version < "4.0"
 starlette==0.45.3 ; python_version >= "3.10" and python_version < "4.0"
-typing-extensions==4.12.2 ; python_version >= "3.10" and python_version < "4.0"
+typing-extensions
 uvicorn==0.34.0 ; python_version >= "3.10" and python_version < "4.0"
 win32-setctime==1.2.0 ; python_version >= "3.10" and python_version < "4.0" and sys_platform == "win32"
 wmi==1.5.1 ; python_version >= "3.10" and python_version < "4.0" and platform_system == "Windows"
diff --git a/src/schemas/request.py b/src/schemas/request.py
index 0eb3662a..fddfae65 100644
--- a/src/schemas/request.py
+++ b/src/schemas/request.py
@@ -10,15 +10,17 @@ class GeminiModels(str, Enum):
 
     # Gemini 3.0 Series
     PRO_3_0 = "gemini-3.0-pro"
-
-    # Gemini 2.5 Series
-    PRO_2_5 = "gemini-2.5-pro"
-    FLASH_2_5 = "gemini-2.5-flash"
+    FLASH_3_0 = "gemini-3.0-flash"
+    FLASH_3_0_THINKING = "gemini-3.0-flash-thinking"
+    
+    # Default model
+    DEFAULT = "unspecified"
+    
 
 
 class GeminiRequest(BaseModel):
     message: str
-    model: GeminiModels = Field(default=GeminiModels.FLASH_2_5, description="Model to use for Gemini.")
+    model: GeminiModels = Field(default=GeminiModels.FLASH_3_0, description="Model to use for Gemini.")
     files: Optional[List[str]] = []
 
 class OpenAIChatRequest(BaseModel):