Crate mcpx 

MCPX: Model Context Protocol SDK for Rust

mcpx is a comprehensive Rust implementation of the Model Context Protocol (MCP), designed to be robust, performant, and easy to use for both client and server applications.

This library provides a complete implementation of the MCP specification (2025-03-26), supporting all the standard message types, capabilities, and flows defined in the protocol.

Features

• Complete implementation of the MCP specification
• Asynchronous API using Tokio
• Type-safe request and response handling
• Support for both client and server roles
• Built-in connection management
• Comprehensive error handling
• Extensible architecture

Re-exports

pub use client::Client;

pub use client::ClientBuilder;

pub use server::Server;

pub use server::ServerBuilder;

pub use protocol::Implementation;

pub use error::Error;

Modules

client

MCP client implementation

error

Error types for the MCP SDK

protocol

Protocol types and definitions for the Model Context Protocol (MCP)

server

MCP server implementation

transport

Transport layer implementations for MCP

utils

Utility functions and types for the MCP SDK