API to MCP

API to MCP

Converts any REST API endpoints into MCP tools, enabling AI clients like Cursor and Claude Desktop to call internal services directly.

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API to MCP

把任意 REST API 端点快速转换成 MCP tools,让 AI 客户端(Cursor、Claude Desktop 等)直接调用你的内网服务。

快速开始

cd api-to-mcp
pip install -r requirements.txt
python main.py --port 8000
  • Web UI: http://localhost:8000/ui
  • MCP 端点: http://localhost:8000/mcp

使用流程

  1. 打开配置页面,点击「添加服务」
  2. 填写服务名称、Base URL、请求头
  3. 点击「+ 端点」,配置方法、路径、参数、描述
  4. 点击「发送测试请求」验证 API 可达
  5. 测试通过后,点击「添加到 MCP」完成注册

MCP 客户端配置

Claude Desktop (claude_desktop_config.json):

{
  "mcpServers": {
    "my-api": {
      "url": "http://your-server:8000/mcp"
    }
  }
}

配置示例

services:
  - name: "user-service"
    base_url: "http://192.168.1.100:8080/api"
    headers:
      Authorization: "Bearer xxx"
    endpoints:
      - name: "get_user"
        method: "GET"
        path: "/users/{user_id}"
        description: "根据用户ID获取用户信息"
        parameters:
          - name: "user_id"
            type: "string"
            required: true
            location: "path"
        verified: true

架构

┌──────────────┐     ┌──────────────┐     ┌────────────────┐
│  Web UI (/ui)│────▶│  main.py     │────▶│  FastMCP Server│
│  配置/测试    │     │  loader.py   │     │  /mcp (HTTP)   │
└──────────────┘     │  http_client │     └────────────────┘
                     └──────────────┘            │
                                                  ▼
                                            MCP Client

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