C++ Library for Model Context Protocol (MCP)

Current Status

Server

The following features have been implemented:

• Lifecycle (Initialize ～ Shutdown)
• Transport (stdio & Streamable HTTP)
• Authorization
• Utilities (Ping)
• Tools
  • List
  • Call
  • Notification
  • OutputSchema & structuredContent

Client

The following features have been implemented:

• Lifecycle (Initialize ～ Shutdown)
• Transport (stdio & Streamable HTTP)
• Authorization
• Tools
  • List
  • Call
  • Notification

Build

Use cmake or vc.

Dependencies

• JWT++ (https://github.com/Thalhammer/jwt-cpp)
• JSON for Modern C++ (https://github.com/nlohmann/json)
• libcurl (https://curl.se/libcurl/)
• Mongoose (https://github.com/cesanta/mongoose)
• OpenSSL (https://www.openssl.org/)