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minimal

A minimal implementation of a Model Context Protocol (MCP) server

Installation
Run this command in your terminal to add the MCP server to Claude Code.
Run in terminal:
Command
claude mcp add --transport stdio lezuse-minimal-mcp-server node server.js

How to use

This Minimal MCP Server is a tiny, bootstrapped MCP server built with the official Model Context Protocol SDK. It provides a placeholder, single-file implementation suitable for experimentation, forking, or as a base to build more advanced MCP servers. When integrated with Cursor IDE, this server can participate in the MCP ecosystem by exposing a minimal scene for Model Context Protocol interactions and can be extended by adding handlers and context models as needed. To use it, start the server locally and connect Cursor to it; the MCP SDK handles the protocol handshake and data exchange, enabling you to iterate quickly on your models and contexts. Since the repository is designed to be minimal, most common MCP features can be layered on top by expanding this single-file implementation with additional handlers and model definitions.

How to install

Prerequisites:

  • Node.js (LTS recommended)
  • npm (comes with Node.js)

Installation steps:

  1. Clone the repository locally: git clone https://github.com/your-org/lezuse-minimal-mcp-server.git cd lezuse-minimal-mcp-server

  2. Install dependencies: npm install

  3. Run the server: node server.js

Notes:

  • If your project uses a different entry file name (for example, index.js), replace server.js in the run command accordingly: node index.js
  • Ensure Cursor IDE is configured to connect to the running MCP server endpoint as part of your workspace setup.

Additional notes

Tips and common issues:

  • Ensure Node.js version compatibility with the @modelcontextprotocol/sdk you are using.
  • Since this is a minimal server, you may need to extend the entry file to implement specific MCP endpoints or models required by your workflow.
  • If Cursor cannot connect, verify the server is listening on the expected port and that there are no firewall rules blocking local connections.
  • The config above uses a single server named 'minimal-mcp-server'. You can rename it in your ecosystem if desired.
  • No external configuration is required for the minimal setup, but the SDK documentation provides guidance on adding contexts, models, and event handlers as your needs grow.

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