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Model Context Protocol

An open protocol that enables seamless integration between LLM applications and external data sources and tools.

Model Context Protocol

MCP Logo

A protocol for seamless integration between LLM applications and external data sources

Documentation | Specification | Discussions

The Model Context Protocol (MCP) is an open protocol that enables seamless integration between LLM applications and external data sources and tools. Whether you're building an AI-powered IDE, enhancing a chat interface, or creating custom AI workflows, MCP provides a standardized way to connect LLMs with the context they need.

Getting Started

Project Structure

Contributing

We welcome contributions of all kinds! Whether you want to fix bugs, improve documentation, or propose new features, please see our contributing guide to get started.

Have questions? Join the discussion in our community forum.

About

The Model Context Protocol is an open source project run by Anthropic, PBC. and open to contributions from the entire community.

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  1. modelcontextprotocol Public

    Specification and documentation for the Model Context Protocol

    TypeScript 4.1k 645

  2. servers Public

    Model Context Protocol Servers

    JavaScript 55.1k 6.3k

  3. python-sdk Public

    The official Python SDK for Model Context Protocol servers and clients

    Python 14.9k 1.8k

  4. typescript-sdk Public

    The official Typescript SDK for Model Context Protocol servers and clients

    TypeScript 7.9k 948

  5. csharp-sdk Public

    The official C# SDK for Model Context Protocol servers and clients. Maintained in collaboration with Microsoft.

    C# 2.6k 372

  6. inspector Public

    Visual testing tool for MCP servers

    TypeScript 4.3k 564

Repositories

Showing 10 of 19 repositories
  • inspector Public

    Visual testing tool for MCP servers

    TypeScript 4,273 MIT 563 74 33 Updated Jun 21, 2025
  • modelcontextprotocol Public

    Specification and documentation for the Model Context Protocol

    TypeScript 4,074 MIT 645 158 (1 issue needs help) 101 Updated Jun 21, 2025
  • ruby-sdk Public

    The official Ruby SDK for the Model Context Protocol. Maintained in collaboration with Shopify.

    Ruby 246 MIT 35 8 9 Updated Jun 21, 2025
  • java-sdk Public

    The official Java SDK for Model Context Protocol servers and clients. Maintained in collaboration with Spring AI

    Java 1,876 MIT 484 102 66 Updated Jun 21, 2025
  • python-sdk Public

    The official Python SDK for Model Context Protocol servers and clients

    Python 14,908 MIT 1,840 331 (5 issues need help) 84 Updated Jun 20, 2025
  • typescript-sdk Public

    The official Typescript SDK for Model Context Protocol servers and clients

    TypeScript 7,871 MIT 947 218 78 Updated Jun 20, 2025
  • servers Public

    Model Context Protocol Servers

    JavaScript 55,131 MIT 6,317 219 (1 issue needs help) 262 Updated Jun 20, 2025
  • csharp-sdk Public

    The official C# SDK for Model Context Protocol servers and clients. Maintained in collaboration with Microsoft.

    C# 2,574 MIT 372 75 3 Updated Jun 20, 2025
  • use-mcp Public
    TypeScript 431 MIT 16 2 2 Updated Jun 20, 2025
  • rust-sdk Public

    The official Rust SDK for the Model Context Protocol

    Rust 1,482 MIT 222 34 (1 issue needs help) 12 Updated Jun 20, 2025

Most used topics

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