mcp-golang

mcp-golang

GoGolangMcpModelContextProtocolServerClientPythonJavascriptRubyR

About This Server

Write Model Context Protocol servers in few lines of go code. Docs at https://mcpgolang.com

Server Information

📋 Overview:

The webpage provides information about mcp-golang, an unofficial Go implementation of the Model Context Protocol (MCP). It allows developers to write MCP servers and clients in Go with minimal code, emphasizing features like type safety, custom transports, low boilerplate, modularity, and bi-directional communication. The site offers documentation, example usage, and contribution guidelines.


⭐ Key Points:
  • mcp-golang is a Go library for implementing MCP, enabling the creation of servers and clients with fewer lines of code.

  • It supports type safety by allowing tool arguments to be defined as native Go structs.

  • The library offers built-in transports (stdio and HTTP) and allows custom transport creation.

  • It is modular, with separate components for transport, protocol, and server/client.

  • The library supports both server and client implementations with bi-directional communication via stdio.

  • Documentation is available at https://mcpgolang.com.

  • The project is licensed under the MIT license.

  • It features integrations to third party services as Claude and Metoro.


  • 🔍 Main Findings:
  • The library is designed to reduce boilerplate code for MCP implementations in Go.

  • It supports several key features, including tool calls, prompts, and resources, following the MCP architecture.

  • The library’s server supports programmatically generated endpoints for tools, prompts and resources, change notifications, and pagination.

  • The client component is capable of calling tools, prompts, and resources, as well as listing available tools, prompts, and resources.

  • The project has an active community with 287 stars and 28 forks, and welcomes contributions.


  • 📊 Details:
  • Transports: Stdio (bidirectional), HTTP, Gin, SSE, and custom transports are supported. HTTPS with custom auth is in progress.

  • Documentation includes server and client examples, as well as a configuration for Claude Desktop use.

  • The project uses GitHub Actions for continuous integration (go-test.yml).

  • The repository contains 25 files, including source code, documentation, and configuration files.


🎯 Conclusion:
mcp-golang provides a streamlined approach to implementing the Model Context Protocol in Go, offering features designed to reduce development time and increase code maintainability. The project is actively maintained and encourages community contributions.

Server Features

Type safety

Define your tool arguments as native go structs, have mcp-golang handle the rest. Automatic schema generation, deserialization, error handling etc.

Custom transports

Use the built-in transports (stdio for full feature support, HTTP for stateless communication) or write your own.

Low boilerplate

mcp-golang generates all the MCP endpoints for you apart from your tools, prompts and resources.

Modular

The library is split into three components: transport, protocol and server/client. Use them all or take what you need.

Bi-directional

Full support for both server and client implementations through stdio transport.

Provider Information

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MetoroIo

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Quick Actions

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MCP Configuration

Available Tools

Tool CallsNative go structs as argumentsProgramatically generated tool list endpointChange notificationsPagination