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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 1.9k 229

  2. servers servers Public

    Model Context Protocol Servers

    JavaScript 36.4k 3.9k

  3. python-sdk python-sdk Public

    The official Python SDK for Model Context Protocol servers and clients

    Python 9.3k 933

  4. typescript-sdk typescript-sdk Public

    The official Typescript SDK for Model Context Protocol servers and clients

    TypeScript 5.1k 555

  5. csharp-sdk csharp-sdk Public

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

    C# 1.6k 205

  6. inspector inspector Public

    Visual testing tool for MCP servers

    TypeScript 2k 270

Repositories

Showing 10 of 15 repositories
  • 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 513 MIT 65 19 (5 issues need help) 8 Updated Apr 15, 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 1,039 MIT 229 42 21 Updated Apr 15, 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 5,117 MIT 554 105 30 Updated Apr 15, 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 9,272 MIT 933 163 (5 issues need help) 59 Updated Apr 15, 2025
  • rust-sdk Public

    The official Rust SDK for the Model Context Protocol

    modelcontextprotocol/rust-sdk’s past year of commit activity
    Rust 710 MIT 101 22 (2 issues need help) 5 Updated Apr 15, 2025
  • inspector Public

    Visual testing tool for MCP servers

    modelcontextprotocol/inspector’s past year of commit activity
    TypeScript 1,952 MIT 270 39 16 Updated Apr 14, 2025
  • modelcontextprotocol Public

    Specification and documentation for the Model Context Protocol

    modelcontextprotocol/modelcontextprotocol’s past year of commit activity
    TypeScript 1,928 MIT 229 68 (1 issue needs help) 36 Updated Apr 14, 2025
  • servers Public

    Model Context Protocol Servers

    modelcontextprotocol/servers’s past year of commit activity
    JavaScript 36,411 MIT 3,899 262 (1 issue needs help) 342 Updated Apr 14, 2025
  • 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# 1,559 MIT 204 38 3 Updated Apr 14, 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 348 MIT 28 11 9 Updated Apr 14, 2025