Skip to content
@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.

Pinned Loading

  1. servers servers Public

    Model Context Protocol Servers

    JavaScript 29.1k 3k

  2. specification specification Public

    The specification of the Model Context Protocol

    TypeScript 1.3k 147

  3. python-sdk python-sdk Public

    The official Python SDK for Model Context Protocol servers and clients

    Python 7k 659

  4. typescript-sdk typescript-sdk Public

    The official Typescript SDK for Model Context Protocol servers and clients

    TypeScript 4k 405

  5. csharp-sdk csharp-sdk Public

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

    C# 1.1k 118

  6. inspector inspector Public

    Visual testing tool for MCP servers

    TypeScript 1.4k 191

Repositories

Showing 10 of 15 repositories
  • inspector Public

    Visual testing tool for MCP servers

    modelcontextprotocol/inspector’s past year of commit activity
    TypeScript 1,354 MIT 191 24 4 Updated Apr 1, 2025
  • servers Public

    Model Context Protocol Servers

    modelcontextprotocol/servers’s past year of commit activity
    JavaScript 29,114 MIT 3,032 223 (1 issue needs help) 200 Updated Apr 1, 2025
  • csharp-sdk Public

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

    modelcontextprotocol/csharp-sdk’s past year of commit activity
    C# 1,088 MIT 117 37 9 Updated Apr 1, 2025
  • docs Public

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

    modelcontextprotocol/docs’s past year of commit activity
    MDX 323 MIT 218 24 30 Updated Apr 1, 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 411 MIT 40 16 (6 issues need help) 3 Updated Apr 1, 2025
  • rust-sdk Public

    The official Rust SDK for the Model Context Protocol

    modelcontextprotocol/rust-sdk’s past year of commit activity
    Rust 418 MIT 68 18 (2 issues need help) 3 Updated Apr 1, 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 254 MIT 15 9 0 Updated Mar 31, 2025
  • specification Public

    The specification of the Model Context Protocol

    modelcontextprotocol/specification’s past year of commit activity
    TypeScript 1,262 MIT 147 49 (1 issue needs help) 13 Updated Mar 31, 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 7,047 MIT 659 107 (6 issues need help) 27 Updated Mar 31, 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 724 MIT 140 19 10 Updated Mar 29, 2025