MCP Development

MCP Development Toolkit

Complete toolkit for MCP server development including project setup, tool creation, debugging, and code review.

Project Setup

Directory Structure

mcp-project/
├── src/
│   ├── index.ts          # Server entry point
│   ├── tools/            # Tool definitions
│   │   └── index.ts
│   ├── db/               # Database connections
│   │   └── connection.ts
│   └── utils/
│       └── index.ts
├── build/                # Compiled output
├── .env.example
├── package.json
├── tsconfig.json
└── README.md

package.json

{
  "name": "mcp-server",
  "version": "1.0.0",
  "type": "module",
  "main": "build/index.js",
  "scripts": {
    "build": "tsc",
    "start": "node build/index.js",
    "dev": "tsc --watch",
    "inspector": "npx @modelcontextprotocol/inspector"
  },
  "dependencies": {
    "@modelcontextprotocol/sdk": "^1.0.0",
    "zod": "^3.23.0"
  },
  "devDependencies": {
    "@types/node": "^20.0.0",
    "typescript": "^5.0.0"
  }
}

tsconfig.json

{
  "compilerOptions": {
    "target": "ES2022",
    "module": "NodeNext",
    "moduleResolution": "NodeNext",
    "strict": true,
    "esModuleInterop": true,
    "skipLibCheck": true,
    "outDir": "build",
    "rootDir": "src",
    "declaration": true,
    "sourceMap": true
  },
  "include": ["src/**/*"],
  "exclude": ["node_modules", "build"]
}

For detailed setup guide, see SETUP.md.

Creating Tools

For tool creation templates and patterns, see TOOLS.md.

Debugging

For common issues and debugging techniques, see DEBUG.md.

Code Review

For review checklists, see REVIEW.md.

Quick Commands

# Initialize project
npm init -y && npm install @modelcontextprotocol/sdk zod
npm install -D typescript @types/node && npx tsc --init

# Build and run
npm run build && node build/index.js

# Test with inspector
npx @modelcontextprotocol/inspector

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