Model Context Protocol (MCP) Implementation in Go
by vishymakthal
This repository provides a Go implementation of the Model Context Protocol (MCP), a JSON-RPC based protocol for communication between LLM clients and servers. It enables interaction between model hosts and servers that provide contextual information, tools, prompts, or resources to enhance LLM capabilities.
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What is Model Context Protocol (MCP) Implementation in Go?
This is a Go implementation of the Model Context Protocol (MCP), designed to facilitate communication between LLM clients (hosts) and servers that provide contextual information, tools, prompts, and resources to enhance LLM capabilities.
How to use Model Context Protocol (MCP) Implementation in Go?
To use the MCP client, you need Go 1.18 or later. After installing Go, you can run the example client provided in the examples/mcp_client_example.go file. You can also integrate the client into your Go application by importing the mcp package and following the example code provided in the README for initializing the client and calling various methods like ListResources, ReadResource, CallTool, and GetPrompt.
Key features of Model Context Protocol (MCP) Implementation in Go
Resources (files, documents, data)
Tools (functions a host can call)
Prompts (templates or pre-defined message sequences)
Roots (filesystem or data roots)
Go struct definitions for the MCP schema
Client implementation for interacting with MCP servers
Use cases of Model Context Protocol (MCP) Implementation in Go
Enhancing LLM capabilities with external data
Providing LLMs with access to tools and functions
Guiding LLMs with pre-defined prompts
Connecting LLMs to contextual information sources
Building LLM-powered applications that require contextual awareness
FAQ from Model Context Protocol (MCP) Implementation in Go
What is the Model Context Protocol (MCP)?
What is the Model Context Protocol (MCP)?
MCP is a JSON-RPC based protocol for interaction between clients and servers in LLM-powered applications.
What are the key components of MCP?
What are the key components of MCP?
Key components include Resources, Tools, Prompts, and Roots.
What is the purpose of the mcp/schema.go file?
What is the purpose of the mcp/schema.go file?
It contains Go struct definitions for the MCP schema, translated from the TypeScript schema.
How do I initialize the MCP client?
How do I initialize the MCP client?
You can initialize the client using the mcp.NewClient function and then call the Initialize method with your client information and capabilities.
How can I contribute to this project?
How can I contribute to this project?
You can contribute by implementing a server, adding WebSocket support to the client, improving error handling, adding tests, or documenting additional use cases.