What is Mcp Server Leetcode

mcp-server-leetcode is a Model Context Protocol (MCP) server designed for LeetCode, enabling users to access problems, user data, and contest information through GraphQL queries.

Use cases

Use cases include retrieving daily challenge problems, searching for problems by difficulty and tags, accessing user submission history, and obtaining contest ranking information.

How to use

To use mcp-server-leetcode, you can interact with its various tools via GraphQL queries. For example, you can search for problems, retrieve user profiles, and access contest details using specific commands.

Key features

Key features include access to LeetCode problems and user information, structured access through MCP tools, comprehensive error handling, and a modular architecture that allows for easy integration and expansion.

Where to use

mcp-server-leetcode can be used in educational platforms, coding interview preparation tools, and any application that requires interaction with LeetCode’s problem sets and user data.

MCP Server LeetCode

A Model Context Protocol (MCP) server for LeetCode that enables AI assistants to access LeetCode problems, user information, and contest data.

Features

• 🚀 Fast access to LeetCode API
• 🔍 Search problems, retrieve daily challenges, and check user profiles
• 🏆 Query contest data and rankings
• 🧩 Full support for MCP tools and resources
• 📦 Provides both CLI and programmable API

Installation

Installing via Smithery

To install mcp-server-leetcode for Claude Desktop automatically via Smithery:

npx -y @smithery/cli install @doggybee/mcp-server-leetcode --client claude

Global Installation

npm install -g @mcpfun/mcp-server-leetcode

Once installed, you can run it directly from the command line:

mcp-server-leetcode

Local Installation

npm install @mcpfun/mcp-server-leetcode

Usage

Integration with Claude for Desktop

Add the following to your Claude for Desktop claude_desktop_config.json file:

{
  "mcpServers": {
    "leetcode": {
      "command": "mcp-server-leetcode"
    }
  }
}

For local development:

{
  "mcpServers": {
    "leetcode": {
      "command": "node",
      "args": [
        "/path/to/dist/index.js"
      ]
    }
  }
}

Use as a Library

import { LeetCodeService } from '@mcpfun/mcp-server-leetcode';

// Initialize the service
const leetcodeService = new LeetCodeService();

// Get daily challenge
const dailyChallenge = await leetcodeService.getDailyChallenge();

// Search problems
const problems = await leetcodeService.searchProblems({
  difficulty: 'MEDIUM',
  tags: 'array+dynamic-programming'
});

Available Tools

Problem-related Tools

User-related Tools

Contest-related Tools

Available Resources

Problem Resources

• leetcode://daily-challenge: Daily challenge
• leetcode://problem/{titleSlug}: Problem details
• leetcode://problems{?tags,difficulty,limit,skip}: Problem list

User Resources

• leetcode://user/{username}/profile: User profile
• leetcode://user/{username}/submissions{?limit}: User submissions
• leetcode://user/{username}/contest-ranking: User contest ranking

Local Development

Clone the repository and install dependencies:

git clone https://github.com/doggybee/mcp-server-leetcode.git
cd mcp-server-leetcode
npm install

Run in development mode:

npm run dev

Build the project:

npm run build

License

MIT

Related Projects

• Model Context Protocol - MCP specifications and documentation
• Claude for Desktop - AI assistant with MCP support

Acknowledgements

• This project was inspired by alfa-leetcode-api