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MCP Ruby Server Skeleton

by bash0C7

This project is a Ruby implementation of a Model Context Protocol (MCP) server skeleton. It provides an interface that allows Large Language Models (LLMs) like Claude to call tools.

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What is MCP Ruby Server Skeleton?

This is a Ruby implementation of a Model Context Protocol (MCP) server skeleton designed to enable Large Language Models (LLMs) like Claude to interact with external tools. It provides a standardized interface for LLMs to call and utilize these tools.

How to use MCP Ruby Server Skeleton?

To use the server, clone the repository, make the run_server.rb script executable, and configure Claude Desktop to connect to the server. Then, use prompts in Claude that call the available tools.

Key features of MCP Ruby Server Skeleton

  • get-random-number tool

  • MCP protocol version 2024-11-05 compatibility

  • Detailed logging for debugging

  • JSON-RPC 2.0 compliant message handling

Use cases of MCP Ruby Server Skeleton

  • Generating random numbers for various applications

  • Extending LLM capabilities with custom tools

  • Integrating LLMs with external services

  • Prototyping and testing MCP server implementations

FAQ from MCP Ruby Server Skeleton

What is MCP?

MCP stands for Model Context Protocol, a protocol that allows LLMs to interact with external tools.

What Ruby version is required?

Ruby 3.0 or higher is required.

How do I add new tools?

Modify the RandomNumberServer class and register new MCP::Tool instances.

Where can I find the logs?

Logs are located in ~/Library/Logs/Claude/mcp*.log on macOS and %APPDATA%\Claude\logs\mcp*.log on Windows.

What do I do if I see 'MCP server disconnected'?

Check protocol version compatibility, JSON-RPC message formatting, proper initialization sequence, and file permissions on the server script.