leetcode-mcp-server MCP server

An MCP server enabling automated access to LeetCode's problems, solutions, and public data with optional authentication for user-specific features, supporting leetcode.com & leetcode.cn sites.

What leetcode-mcp-server does

Summarised from the project README; check the repository for the latest details.

Features

• 🌐 Multi-site Support: Support​ both leetcode.com (Global) and leetcode.cn (China) platforms
• 🔌 Dual Transport Modes: Run as a stdio process (default) or as a Streamable HTTP server for web-based integrations
• 📊 Problem Data Retrieval: Obtain detailed problem descriptions, constraints, examples, official editorials, and ​user-submitted solutions
• 👤 User Data Access: Retrieve user profiles, submission history, and contest performance
• 🔒 ​Private Data Access: Create and query user notes, track problem-solving progress, and analyze submission details (AC/WA analysis)
• 🔍 Advanced Search Capabilities: Filter problems by tags, difficulty levels, categories, and keywords

Tools exposed (5)

• Problems
• Users
• Submissions
• Notes
• Solutions

Requirements

• Node.js (v20.x or above)
• (Optional) LeetCode session cookie for authenticated API access

How to install leetcode-mcp-server

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