diff --git a/README.md b/README.md
index 436915a..d056edf 100644
--- a/README.md
+++ b/README.md
@@ -217,7 +217,7 @@ OpenRouter is a platform that provides unified access to a wide range of languag
 4. Browse available models on the [**OpenRouter Models Page**](https://openrouter.ai/models). Use the "Prompt Pricing" filter to identify free models.  
    **Note:** Each model provider may have different data retention and privacy policies. Please review these policies before use.
 5. Enter your chosen model name in **OpenAI Compatible Server → Model**. Recommended model series include:
-    - `Anthropic: Claude Sonnet 4.5` (`anthropic/claude-sonnet-4.5`: [Link](https://openrouter.ai/anthropic/claude-sonnet-4.5)) — best balance of quality and cost for the Claude series
+    - `Anthropic: Claude Sonnet 4.6` (`anthropic/claude-sonnet-4.6`: [Link](https://openrouter.ai/anthropic/claude-sonnet-4.6)) — best balance of quality and cost for the Claude series
     - `Qwen: Qwen3.5-35B-A3B` (`qwen/qwen3.5-35b-a3b`: [Link](https://openrouter.ai/qwen/qwen3.5-35b-a3b)) — recommended open source model
     - `Qwen: Qwen3.6 Plus` (FREE MODEL: `qwen/qwen3.6-plus:free`: [Link](https://openrouter.ai/qwen/qwen3.6-plus:free)) — recommended free model; note that free model providers may collect your data, check the model page for details
 6. Input the base URL `https://openrouter.ai/api/v1` **OpenAI Compatible Server → Base URL**.
diff --git a/public/config.json b/public/config.json
index ef33ba3..044f135 100644
--- a/public/config.json
+++ b/public/config.json
@@ -14,12 +14,12 @@
         },
         "claude": {
             "api_key": "",
-            "model": "claude-sonnet-4.5"
+            "model": "claude-sonnet-4.6"
         },
         "claude_openrouter": {
             "api_key": "",
             "base_url": "https://openrouter.ai/api/v1",
-            "model": "anthropic/claude-sonnet-4.5"
+            "model": "anthropic/claude-sonnet-4.6"
         },
         "openai_compatible": {
             "api_key": "",
diff --git a/src/components/settings/sections/GeneralSettings.tsx b/src/components/settings/sections/GeneralSettings.tsx
index 598a6ff..4f2bf0f 100644
--- a/src/components/settings/sections/GeneralSettings.tsx
+++ b/src/components/settings/sections/GeneralSettings.tsx
@@ -389,6 +389,8 @@ const GeneralSettings: React.FC = () => {
               value={claudeOpenRouterModel}
               onChange={(e) => handleClaudeOpenRouterModelChange(e.target.value)}
             >
+              <option value="anthropic/claude-sonnet-4.6">claude-sonnet-4.6</option>
+              <option value="anthropic/claude-opus-4.6">claude-opus-4.6</option>
               <option value="anthropic/claude-sonnet-4.5">claude-sonnet-4.5</option>
               <option value="anthropic/claude-opus-4.5">claude-opus-4.5</option>
               <option value="anthropic/claude-sonnet-4">claude-sonnet-4</option>
diff --git a/src/core/config/ConfigManager.ts b/src/core/config/ConfigManager.ts
index 62d5cd6..8e17884 100644
--- a/src/core/config/ConfigManager.ts
+++ b/src/core/config/ConfigManager.ts
@@ -186,12 +186,12 @@ export class ConfigManager {
           },
           claude: {
             api_key: '',
-            model: 'claude-sonnet-4.5'
+            model: 'claude-sonnet-4.6'
           },
           claude_openrouter: {
             api_key: '',
             base_url: 'https://openrouter.ai/api/v1',
-            model: 'anthropic/claude-sonnet-4.5'
+            model: 'anthropic/claude-sonnet-4.6'
           },
           openai_compatible: {
             api_key: '',