fetch-mcp

# Fetch MCP Server  This MCP server provides functionality to fetch web content in various formats, including HTML, JSON, plain text, and Markdown. [Available on NPM](https://www.npmjs.com/package/mcp-fetch-server) <a href="https://glama.ai/mcp/servers/nu09wf23ao"> <img width="380" height="200" src="https://glama.ai/mcp/servers/nu09wf23ao/badge" alt="Fetch Server MCP server" /> </a> ## Components ### Tools - **fetch_html** - Fetch a website and return the content as HTML - Input: - `url` (string, required): URL of the website to fetch - `headers` (object, optional): Custom headers to include in the request - `max_length` (number, optional): Maximum length to fetch (default 5000, can change via environment variable) - `start_index` (number, optional): Used together with max_length to retrieve contents piece by piece, 0 by default - Returns the raw HTML content of the webpage - **fetch_json** - Fetch a JSON file from a URL - Input: - `url` (string, required): URL of the JSON to fetch - `headers` (object, optional): Custom headers to include in the request - `max_length` (number, optional): Maximum length to fetch (default 5000, can change via environment variable) - `start_index` (number, optional): Used together with max_length to retrieve contents piece by piece, 0 by default - Returns the parsed JSON content - **fetch_txt** - Fetch a website and return the content as plain text (no HTML) - Input: - `url` (string, required): URL of the website to fetch - `headers` (object, optional): Custom headers to include in the request - `max_length` (number, optional): Maximum length to fetch (default 5000, can change via environment variable) - `start_index` (number, optional): Used together with max_length to retrieve contents piece by piece, 0 by default - Returns the text content of the webpage with HTML tags, scripts, and styles removed - **fetch_markdown** - Fetch a website and return the content as Markdown - Input: - `url` (string, required): URL of the website to fetch - `headers` (object, optional): Custom headers to include in the request - `max_length` (number, optional): Maximum length to fetch (default 5000, can change via environment variable) - `start_index` (number, optional): Used together with max_length to retrieve contents piece by piece, 0 by default - Returns the content of the webpage converted to Markdown format ### Resources This server does not provide any persistent resources. It's designed to fetch and transform web content on demand. ## Getting started 1. Clone the repository 2. Install dependencies: `npm install` 3. Build the server: `npm run build` ### Usage To use the server, you can run it directly: ```bash npm start ``` This will start the Fetch MCP Server running on stdio. ### Environment variables - **DEFAULT_LIMIT** - sets the default size limit for the fetch (0 = no limit) ### Usage with Desktop App To integrate this server with a desktop app, add the following to your app's server configuration: ```json { "mcpServers": { "fetch": { "command": "npx", "args": [ "mcp-fetch-server" ], "env": { "DEFAULT_LIMIT": "50000" // optionally change default limit } } } } ``` ## Features - Fetches web content using modern fetch API - Supports custom headers for requests - Provides content in multiple formats: HTML, JSON, plain text, and Markdown - Uses JSDOM for HTML parsing and text extraction - Uses TurndownService for HTML to Markdown conversion ## Development - Run `npm run dev` to start the TypeScript compiler in watch mode - Use `npm test` to run the test suite ## License This project is licensed under the MIT License.