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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. servers servers Public

    Model Context Protocol Servers

    JavaScript 21.7k 2.2k

  2. specification specification Public

    The specification of the Model Context Protocol

    TypeScript 898 110

  3. python-sdk python-sdk Public

    The official Python SDK for Model Context Protocol servers and clients

    Python 4.8k 455

  4. typescript-sdk typescript-sdk Public

    The official Typescript SDK for Model Context Protocol servers and clients

    TypeScript 3k 289

  5. kotlin-sdk kotlin-sdk Public

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

    Kotlin 302 33

  6. inspector inspector Public

    Visual testing tool for MCP servers

    TypeScript 874 134

Repositories

Showing 10 of 13 repositories
  • python-sdk Public

    The official Python SDK for Model Context Protocol servers and clients

    modelcontextprotocol/python-sdk’s past year of commit activity
    Python 4,770 MIT 455 87 (4 issues need help) 22 Updated Mar 20, 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 422 MIT 80 9 8 Updated Mar 20, 2025
  • docs Public

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

    modelcontextprotocol/docs’s past year of commit activity
    MDX 267 CC-BY-4.0 165 17 21 Updated Mar 20, 2025
  • servers Public

    Model Context Protocol Servers

    modelcontextprotocol/servers’s past year of commit activity
    JavaScript 21,685 MIT 2,202 183 (1 issue needs help) 100 Updated Mar 20, 2025
  • rust-sdk Public

    The official Rust SDK for the Model Context Protocol

    modelcontextprotocol/rust-sdk’s past year of commit activity
    Rust 206 MIT 36 16 8 Updated Mar 20, 2025
  • specification Public

    The specification of the Model Context Protocol

    modelcontextprotocol/specification’s past year of commit activity
    TypeScript 898 MIT 110 36 (2 issues need help) 10 Updated Mar 19, 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 302 MIT 33 16 (7 issues need help) 4 Updated Mar 18, 2025
  • inspector Public

    Visual testing tool for MCP servers

    modelcontextprotocol/inspector’s past year of commit activity
    TypeScript 874 MIT 134 22 15 Updated Mar 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 2,957 MIT 289 54 22 Updated Mar 15, 2025
  • quickstart-resources Public

    A repository of servers and clients from the Model Context Protocol tutorials

    modelcontextprotocol/quickstart-resources’s past year of commit activity
    TypeScript 181 MIT 58 8 4 Updated Mar 10, 2025