模型上下文协议学习平台

MCP/
├── server.js              # Express server
├── package.json           # Dependencies
├── README.md             # This file
├── public/               # Static files
│   ├── styles.css        # Main stylesheet
│   ├── app.js            # General app functionality
│   └── demo.js           # Interactive demo logic
└── views/                # EJS templates
    ├── index.ejs         # Home page
    ├── what-is-mcp.ejs   # MCP basics
    ├── architecture.ejs  # Technical deep-dive
    ├── use-cases.ejs     # Real-world applications
    └── getting-started.ejs # Implementation guide

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "resources/list",
  "params": {}
}

const { Server } = require('@modelcontextprotocol/sdk');

const server = new Server({
  name: "my-server",
  version: "1.0.0"
});

// Define resources
server.setResourceHandler(async () => {
  return {
    resources: [
      {
        uri: "data://resource1",
        name: "Resource 1",
        mimeType: "application/json"
      }
    ]
  };
});

// Define tools
server.setToolHandler(async (toolName, toolInput) => {
  if (toolName === "my_tool") {
    return {
      content: [{
        type: "text",
        text: "Tool executed successfully"
      }]
    };
  }

  throw new Error(`Unknown tool: ${toolName}`);
});

server.start(process.stdin, process.stdout);

npm install
npm run dev

npm run build
npm start

┌─────────────────┐         JSON-RPC 2.0          ┌──────────────────┐
│   AI Client     │ ◄──────────────────────────► │    MCP Server    │
│   (Claude, etc) │                                │ (Your Service)   │
└─────────────────┘                                └──────────────────┘
                                                           │
                                                   ┌───────┴─────────┐
                                                   │                 │
                                          ┌────────▼──────┐  ┌────────▼──────┐
                                          │    Resources  │  │     Tools     │
                                          │   (Data API)  │  │  (Functions)  │
                                          └───────────────┘  └───────────────┘