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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 3.8k 591

  2. servers Public

    Model Context Protocol Servers

    Python 52.5k 6k

  3. python-sdk Public

    The official Python SDK for Model Context Protocol servers and clients

    Python 14.1k 1.7k

  4. typescript-sdk Public

    The official Typescript SDK for Model Context Protocol servers and clients

    TypeScript 7.5k 896

  5. csharp-sdk Public

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

    C# 2.4k 344

  6. inspector Public

    Visual testing tool for MCP servers

    TypeScript 3.9k 506

Repositories

Showing 10 of 18 repositories
  • typescript-sdk Public

    The official Typescript SDK for Model Context Protocol servers and clients

    TypeScript 7,467 MIT 896 195 72 Updated Jun 10, 2025
  • java-sdk Public

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

    Java 1,768 MIT 446 91 62 Updated Jun 10, 2025
  • modelcontextprotocol Public

    Specification and documentation for the Model Context Protocol

    TypeScript 3,784 MIT 591 144 (1 issue needs help) 124 Updated Jun 10, 2025
  • python-sdk Public

    The official Python SDK for Model Context Protocol servers and clients

    Python 14,143 MIT 1,714 309 (5 issues need help) 72 Updated Jun 10, 2025
  • rust-sdk Public

    The official Rust SDK for the Model Context Protocol

    Rust 1,379 MIT 207 30 (1 issue needs help) 12 Updated Jun 9, 2025
  • servers Public

    Model Context Protocol Servers

    Python 52,517 MIT 6,001 214 (1 issue needs help) 312 Updated Jun 9, 2025
  • ruby-sdk Public

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

    Ruby 188 MIT 24 7 8 Updated Jun 9, 2025
  • csharp-sdk Public

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

    C# 2,437 MIT 344 67 4 Updated Jun 8, 2025
  • registry Public

    A community driven registry service for Model Context Protocol (MCP) servers.

    Go 1,431 MIT 100 43 10 Updated Jun 6, 2025
  • inspector Public

    Visual testing tool for MCP servers

    TypeScript 3,860 MIT 506 59 21 Updated Jun 7, 2025

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