MCP NPX Fetch

A powerful MCP server for fetching and transforming web content into various formats (HTML, JSON, Markdown, Plain Text) with ease.

Installation • Features • Usage • Documentation • Contributing

🚀 Features

• 🌐 Universal Content Fetching: Supports HTML, JSON, plain text, and Markdown formats

• 🔒 Custom Headers Support: Add authentication and custom headers to your requests

• 🛠 Built-in Transformations: Automatic conversion between formats

• ⚡ High Performance: Built with modern JavaScript features and optimized for speed

• 🔌 MCP Compatible: Seamlessly integrates with Claude Desktop and other MCP clients

• 🎯 Type-Safe: Written in TypeScript with full type definitions

Related MCP server: MCP Server Fetch Python

📦 Installation

NPM Global Installation

npm install -g @tokenizin/mcp-npx-fetch

Direct Usage with NPX

npx @tokenizin/mcp-npx-fetch

📚 Documentation

Available Tools

fetch_html

Fetches and returns raw HTML content from any URL.

{
  url: string;     // Required: Target URL
  headers?: {      // Optional: Custom request headers
    [key: string]: string;
  };
}

fetch_json

Fetches and parses JSON data from any URL.

{
  url: string;     // Required: Target URL
  headers?: {      // Optional: Custom request headers
    [key: string]: string;
  };
}

fetch_txt

Fetches and returns clean plain text content, removing HTML tags and scripts.

{
  url: string;     // Required: Target URL
  headers?: {      // Optional: Custom request headers
    [key: string]: string;
  };
}

fetch_markdown

Fetches content and converts it to well-formatted Markdown.

{
  url: string;     // Required: Target URL
  headers?: {      // Optional: Custom request headers
    [key: string]: string;
  };
}

🔧 Usage

CLI Usage

Start the MCP server directly:

mcp-npx-fetch

Or via npx:

npx @tokenizin/mcp-npx-fetch

Claude Desktop Integration

1. Locate your Claude Desktop configuration file:

   • macOS: ~/Library/Application Support/Claude/claude_desktop_config.json

   • Windows: %APPDATA%/Claude/claude_desktop_config.json

   • Linux: ~/.config/Claude/claude_desktop_config.json

2. Add the following configuration to your mcpServers object:

{
  "mcpServers": {
    "fetch": {
      "command": "npx",
      "args": ["-y", "@tokenizin/mcp-npx-fetch"],
      "env": {}
    }
  }
}

💻 Local Development

1. Clone the repository:

git clone https://github.com/tokenizin-agency/mcp-npx-fetch.git
cd mcp-npx-fetch

2. Install dependencies:

npm install

3. Start development mode:

npm run dev

4. Run tests:

npm test

🛠 Technical Stack

• Model Context Protocol SDK - Core MCP functionality

• JSDOM - HTML parsing and manipulation

• Turndown - HTML to Markdown conversion

• TypeScript - Type safety and modern JavaScript features

• Zod - Runtime type validation

🤝 Contributing

Contributions are welcome! Please feel free to submit a Pull Request. For major changes, please open an issue first to discuss what you would like to change.

1. Fork the repository

2. Create your feature branch (git checkout -b feature/AmazingFeature)

3. Commit your changes (git commit -m 'Add some AmazingFeature')

4. Push to the branch (git push origin feature/AmazingFeature)

5. Open a Pull Request

📄 License

This project is licensed under the MIT License - see the LICENSE file for details.