diff --git a/README.md b/README.md
index b1585e34..021c92eb 100644
--- a/README.md
+++ b/README.md
@@ -603,23 +603,6 @@ npm run service:status
    - 客户端验证失败时会返回403错误并记录详细信息
    - 通过日志可以查看实际的User-Agent格式，方便配置自定义客户端
 
-### 自定义客户端配置
-
-如需添加自定义客户端，可以修改 `config/config.js` 文件：
-
-```javascript
-clientRestrictions: {
-  predefinedClients: [
-    // ... 现有客户端配置
-    {
-      id: 'my_custom_client',
-      name: 'My Custom Client',
-      description: '我的自定义客户端',
-      userAgentPattern: /^MyClient\/[\d\.]+/i
-    }
-  ]
-}
-```
 
 ### 日志示例
 
diff --git a/config/config.example.js b/config/config.example.js
index 3f8d71d7..adb17ec6 100644
--- a/config/config.example.js
+++ b/config/config.example.js
@@ -113,38 +113,6 @@ const config = {
     sessionSecret: process.env.WEB_SESSION_SECRET || 'CHANGE-THIS-SESSION-SECRET'
   },
 
-  // 🔒 客户端限制配置
-  clientRestrictions: {
-    // 预定义的客户端列表
-    predefinedClients: [
-      {
-        id: 'claude_code',
-        name: 'ClaudeCode',
-        description: 'Official Claude Code CLI',
-        // 匹配 Claude CLI 的 User-Agent
-        // 示例: claude-cli/1.0.58 (external, cli)
-        userAgentPattern: /^claude-cli\/[\d.]+\s+\(/i
-      },
-      {
-        id: 'gemini_cli',
-        name: 'Gemini-CLI',
-        description: 'Gemini Command Line Interface',
-        // 匹配 GeminiCLI 的 User-Agent
-        // 示例: GeminiCLI/v18.20.8 (darwin; arm64)
-        userAgentPattern: /^GeminiCLI\/v?[\d.]+\s+\(/i
-      }
-      // 添加自定义客户端示例：
-      // {
-      //   id: 'custom_client',
-      //   name: 'My Custom Client',
-      //   description: 'My custom API client',
-      //   userAgentPattern: /^MyClient\/[\d\.]+/i
-      // }
-    ],
-    // 是否允许自定义客户端（未来功能）
-    allowCustomClients: process.env.ALLOW_CUSTOM_CLIENTS === 'true'
-  },
-
   // 🔐 LDAP 认证配置
   ldap: {
     enabled: process.env.LDAP_ENABLED === 'true',
diff --git a/src/validators/clientDefinitions.js b/src/validators/clientDefinitions.js
index b2402fa6..b70e3474 100644
--- a/src/validators/clientDefinitions.js
+++ b/src/validators/clientDefinitions.js
@@ -9,9 +9,6 @@ const CLIENT_DEFINITIONS = {
     name: 'Claude Code',
     displayName: 'Claude Code CLI',
     description: 'Claude Code command-line interface',
-    userAgentPattern: /^claude-cli\/[\d.]+(?:[-\w]*)?\s+\(external,\s*(?:cli|sdk-[a-z]+)\)$/i,
-    requiredHeaders: ['x-app', 'anthropic-beta', 'anthropic-version'],
-    restrictedPaths: ['/api/v1/messages', '/claude/v1/messages'],
     icon: '🤖'
   },
 
@@ -20,9 +17,6 @@ const CLIENT_DEFINITIONS = {
     name: 'Gemini CLI',
     displayName: 'Gemini Command Line Tool',
     description: 'Google Gemini API command-line interface',
-    userAgentPattern: /^GeminiCLI\/v?[\d.]+/i,
-    requiredPaths: ['/gemini'],
-    validatePaths: ['generateContent'],
     icon: '💎'
   },
 
@@ -31,9 +25,6 @@ const CLIENT_DEFINITIONS = {
     name: 'Codex CLI',
     displayName: 'Codex Command Line Tool',
     description: 'Cursor/Codex command-line interface',
-    userAgentPattern: /^(codex_vscode|codex_cli_rs)\/[\d.]+/i,
-    requiredHeaders: ['originator', 'session_id'],
-    restrictedPaths: ['/openai', '/azure'],
     icon: '🔷'
   }
 }