leetcode-mcp-server

An MCP (Model Context Protocol) server enabling automated access to LeetCode's programming problems, solutions, submissions, and user-specific features. Supports both the global (leetcode.com) and China (leetcode.cn) LeetCode sites.

Features

• Multi-site support: Works with both leetcode.com (Global) and leetcode.cn (China).
• Problem Data Retrieval: Fetch 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: (with authentication) Create/query user notes, track problem-solving progress, analyze submission details (AC/WA analysis).
• Advanced Search: Filter problems by tags, difficulty, categories, and keywords.
• Daily Challenge Access: Fetch current daily challenge problem.
• Extensive API Tools:
  • Problems: get daily challenge, get problem details, search problems.
  • Users: get user profile, contest ranking, recent submissions (AC and all), user status, problem submission reports, problem-solving progress, full submission history.
  • Notes (China site only): search, get, create, update notes for problems.
  • Solutions: list community solutions, get full solution content.
• Resource Endpoints:
  • Problem categories, tags, supported programming languages, problem details, solution content.
• Authentication: Optional LeetCode session cookie for accessing private/user-specific data.
• Environment/CLI Config: Supports both environment variables and command-line arguments (with CLI taking precedence).
• VSCode Integration: Can be integrated as an MCP server in Visual Studio Code via settings.
• JSON API: All tools return structured JSON responses.

Usage

• Install globally via npm or Smithery CLI.
• Run server with configuration for site (global/cn) and optional authentication.
• Integrate with editors like VSCode via MCP protocol.

License

MIT License

Source

GitHub Repository