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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. modelcontextprotocol modelcontextprotocol Public

    Specification and documentation for the Model Context Protocol

    TypeScript 1.7k 208

  2. servers servers Public

    Model Context Protocol Servers

    JavaScript 34.9k 3.7k

  3. python-sdk python-sdk Public

    The official Python SDK for Model Context Protocol servers and clients

    Python 8.8k 886

  4. typescript-sdk typescript-sdk Public

    The official Typescript SDK for Model Context Protocol servers and clients

    TypeScript 4.9k 533

  5. csharp-sdk csharp-sdk Public

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

    C# 1.5k 191

  6. inspector inspector Public

    Visual testing tool for MCP servers

    TypeScript 1.8k 251

Repositories

Showing 10 of 15 repositories
  • csharp-sdk Public

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

    modelcontextprotocol/csharp-sdk’s past year of commit activity
    C# 1,474 MIT 191 41 7 Updated Apr 12, 2025
  • inspector Public

    Visual testing tool for MCP servers

    modelcontextprotocol/inspector’s past year of commit activity
    TypeScript 1,845 MIT 251 30 17 Updated Apr 11, 2025
  • modelcontextprotocol Public

    Specification and documentation for the Model Context Protocol

    modelcontextprotocol/modelcontextprotocol’s past year of commit activity
    TypeScript 1,736 MIT 207 62 (1 issue needs help) 25 Updated Apr 11, 2025
  • typescript-sdk Public

    The official Typescript SDK for Model Context Protocol servers and clients

    modelcontextprotocol/typescript-sdk’s past year of commit activity
    TypeScript 4,897 MIT 534 94 25 Updated Apr 12, 2025
  • swift-sdk Public

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

    modelcontextprotocol/swift-sdk’s past year of commit activity
    Swift 336 MIT 27 10 6 Updated Apr 11, 2025
  • servers Public

    Model Context Protocol Servers

    modelcontextprotocol/servers’s past year of commit activity
    JavaScript 34,902 MIT 3,720 257 (1 issue needs help) 313 Updated Apr 11, 2025
  • java-sdk Public

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

    modelcontextprotocol/java-sdk’s past year of commit activity
    Java 957 MIT 204 36 15 Updated Apr 11, 2025
  • rust-sdk Public

    The official Rust SDK for the Model Context Protocol

    modelcontextprotocol/rust-sdk’s past year of commit activity
    Rust 666 MIT 96 21 (2 issues need help) 6 Updated Apr 11, 2025
  • python-sdk Public

    The official Python SDK for Model Context Protocol servers and clients

    modelcontextprotocol/python-sdk’s past year of commit activity
    Python 8,784 MIT 886 153 (5 issues need help) 50 Updated Apr 11, 2025
  • kotlin-sdk Public

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

    modelcontextprotocol/kotlin-sdk’s past year of commit activity
    Kotlin 499 MIT 62 17 (5 issues need help) 7 Updated Apr 10, 2025