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@modelcontextprotocol

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. servers Public

    Model Context Protocol Servers

    JavaScript 24.2k 2.5k

  2. specification Public

    The specification of the Model Context Protocol

    TypeScript 977 118

  3. python-sdk Public

    The official Python SDK for Model Context Protocol servers and clients

    Python 5.4k 515

  4. typescript-sdk Public

    The official Typescript SDK for Model Context Protocol servers and clients

    TypeScript 3.2k 325

  5. csharp-sdk Public

    The official C# SDK for Model Context Protocol servers and clients, maintained by Microsoft

    C# 604 69

  6. inspector Public

    Visual testing tool for MCP servers

    TypeScript 1k 147

Repositories

Showing 10 of 14 repositories
  • specification Public

    The specification of the Model Context Protocol

    TypeScript 977 MIT 118 39 (2 issues need help) 11 Updated Mar 24, 2025
  • csharp-sdk Public

    The official C# SDK for Model Context Protocol servers and clients, maintained by Microsoft

    C# 604 MIT 68 39 5 Updated Mar 24, 2025
  • servers Public

    Model Context Protocol Servers

    JavaScript 24,184 MIT 2,482 196 (1 issue needs help) 151 Updated Mar 24, 2025
  • java-sdk Public

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

    Java 515 MIT 99 12 9 Updated Mar 24, 2025
  • docs Public

    The documentation and specification for the Model Context Protocol (MCP)

    MDX 284 CC-BY-4.0 177 19 21 Updated Mar 24, 2025
  • inspector Public

    Visual testing tool for MCP servers

    TypeScript 1,010 MIT 147 21 14 Updated Mar 24, 2025
  • python-sdk Public

    The official Python SDK for Model Context Protocol servers and clients

    Python 5,383 MIT 515 96 (4 issues need help) 28 Updated Mar 24, 2025
  • .github Public

    Discussions and README for Model Context Protocol

    17 12 0 3 Updated Mar 22, 2025
  • rust-sdk Public

    The official Rust SDK for the Model Context Protocol

    Rust 259 MIT 44 15 8 Updated Mar 21, 2025
  • kotlin-sdk Public

    The official Kotlin SDK for Model Context Protocol servers and clients. Maintained in collaboration with JetBrains

    Kotlin 339 MIT 34 17 (7 issues need help) 5 Updated Mar 18, 2025