Submit

Model Context Protocol (MCP) Rust SDK

@jgmartin

An MCP client/server library for Rust
Overview

what is MCP Rust SDK?

MCP Rust SDK is a client/server library for Rust that implements the Model Context Protocol (MCP), enabling seamless communication between AI models and their runtime environments.

how to use MCP Rust SDK?

To use the MCP Rust SDK, add it to your Cargo.toml file and follow the provided examples to create a client or server using either WebSocket or stdio transport.

key features of MCP Rust SDK?

  • Full implementation of MCP protocol specification
  • Multiple transport layers (WebSocket, stdio)
  • Async/await support using Tokio
  • Type-safe message handling
  • Comprehensive error handling
  • Zero-copy serialization/deserialization

use cases of MCP Rust SDK?

  1. Building AI model communication interfaces
  2. Developing command-line tools that require local process communication
  3. Implementing network-based applications that utilize AI models

FAQ from MCP Rust SDK?

  • Is the MCP Rust SDK ready for production use?

No, the SDK is currently a work in progress and not ready for production use.

  • What transport layers does the SDK support?

The SDK supports WebSocket for network communication and stdio for local process communication.

  • How can I handle errors in the SDK?

The SDK provides a comprehensive error handling mechanism through the Error type.

© 2025 MCP.so. All rights reserved.

Build with ShipAny.