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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 3.7k 568

  2. servers Public

    Model Context Protocol Servers

    Python 51.7k 5.9k

  3. python-sdk Public

    The official Python SDK for Model Context Protocol servers and clients

    Python 13.9k 1.7k

  4. typescript-sdk Public

    The official Typescript SDK for Model Context Protocol servers and clients

    TypeScript 7.4k 881

  5. csharp-sdk Public

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

    C# 2.4k 338

  6. inspector Public

    Visual testing tool for MCP servers

    TypeScript 3.8k 490

Repositories

Showing 10 of 18 repositories
  • csharp-sdk Public

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

    C# 2,403 MIT 338 64 4 Updated Jun 6, 2025
  • modelcontextprotocol Public

    Specification and documentation for the Model Context Protocol

    TypeScript 3,682 MIT 568 135 (1 issue needs help) 121 Updated Jun 6, 2025
  • inspector Public

    Visual testing tool for MCP servers

    TypeScript 3,753 MIT 490 55 22 Updated Jun 6, 2025
  • typescript-sdk Public

    The official Typescript SDK for Model Context Protocol servers and clients

    TypeScript 7,354 MIT 881 193 71 Updated Jun 5, 2025
  • python-sdk Public

    The official Python SDK for Model Context Protocol servers and clients

    Python 13,886 MIT 1,672 302 (5 issues need help) 69 Updated Jun 5, 2025
  • servers Public

    Model Context Protocol Servers

    Python 51,680 MIT 5,920 207 (1 issue needs help) 423 Updated Jun 5, 2025
  • ruby-sdk Public

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

    Ruby 151 MIT 22 5 6 Updated Jun 5, 2025
  • swift-sdk Public

    The official Swift SDK for Model Context Protocol servers and clients. Maintained in collaboration with @loopwork-ai.

    Swift 673 MIT 69 19 10 Updated Jun 5, 2025
  • java-sdk Public

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

    Java 1,741 MIT 432 87 59 Updated Jun 4, 2025
  • registry Public

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

    Go 1,399 MIT 98 43 12 Updated Jun 4, 2025