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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 hosted by The Linux Foundation 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 7.2k 1.3k

  2. servers servers Public

    Model Context Protocol Servers

    TypeScript 78.6k 9.5k

  3. python-sdk python-sdk Public

    The official Python SDK for Model Context Protocol servers and clients

    Python 21.6k 3.1k

  4. typescript-sdk typescript-sdk Public

    The official TypeScript SDK for Model Context Protocol servers and clients

    TypeScript 11.6k 1.6k

  5. csharp-sdk csharp-sdk Public

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

    C# 3.9k 621

  6. inspector inspector Public

    Visual testing tool for MCP servers

    TypeScript 8.7k 1.1k

Repositories

Showing 10 of 36 repositories
  • dns Public

    Infrastructure as Code for MCP domains / DNS management

    modelcontextprotocol/dns’s past year of commit activity
    TypeScript 6 2 0 1 Updated Feb 13, 2026
  • access Public

    Infrastructure as Code for MCP access management

    modelcontextprotocol/access’s past year of commit activity
    TypeScript 29 34 0 1 Updated Feb 13, 2026
  • transports-wg Public

    Transports Working Group

    modelcontextprotocol/transports-wg’s past year of commit activity
    10 6 0 7 Updated Feb 13, 2026
  • servers Public

    Model Context Protocol Servers

    modelcontextprotocol/servers’s past year of commit activity
    TypeScript 78,597 9,524 229 88 Updated Feb 13, 2026
  • experimental-ext-skills Public

    Experimental exploration of skills discovery and distribution through MCP primitives. Maintained by the Skills Over MCP Interest Group.

    modelcontextprotocol/experimental-ext-skills’s past year of commit activity
    17 Apache-2.0 4 4 2 Updated Feb 13, 2026
  • 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 1,253 192 73 (4 issues need help) 17 Updated Feb 13, 2026
  • conformance Public

    Conformance Tests for MCP

    modelcontextprotocol/conformance’s past year of commit activity
    TypeScript 39 20 9 12 Updated Feb 13, 2026
  • ext-apps Public

    Official repo for spec & SDK of MCP Apps protocol - standard for UIs embedded AI chatbots, served by MCP servers

    modelcontextprotocol/ext-apps’s past year of commit activity
    TypeScript 1,481 171 46 55 Updated Feb 13, 2026
  • python-sdk Public

    The official Python SDK for Model Context Protocol servers and clients

    modelcontextprotocol/python-sdk’s past year of commit activity
    Python 21,648 MIT 3,079 249 (1 issue needs help) 112 Updated Feb 13, 2026
  • 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# 3,886 620 126 13 Updated Feb 13, 2026