Hello World MCP Server

Name: Hello World MCP Server
Author: MCP-Mirror

@MCP-Mirror

Repository

About Hello World MCP Server

Mirror of

#mcp #server #typescript

Basic information

Config

Add this server to your MCP-compatible client using the configuration below.

{
  "mcpServers": {
    "jageenshukla_hello-world-mcp-server": {
      "command": "npx",
      "args": [
        "@modelcontextprotocol/inspector",
        "./dist/server.js"
      ]
    }
  }
}

Tools

No tools detected

We auto-extract tools from the README. The maintainer can list them under a ## Tools heading to populate this section.

Overview

What is Hello World MCP Server?

It is a demonstration MCP (Model Context Protocol) server built with TypeScript using the MCP SDK and Express. It shows how to integrate MCP tools, prompts, and server-sent events (SSE) endpoints. Designed for developers learning to build MCP servers for existing services.

How to use Hello World MCP Server?

Clone the repository, install dependencies (npm install), configure the .env file (default port 4000), build the project (npm run build), and start the server (npm start). For testing, use the MCP Inspector: npx @modelcontextprotocol/inspector ./dist/server.js. Development mode with live reloading is available via npm run dev.

Key features of Hello World MCP Server

MCP SDK integration with tools and prompts
Express framework for SSE and message communication
Environment configuration via .env files
Fully typed TypeScript codebase

Use cases of Hello World MCP Server

Learning how to build an MCP server from scratch
Creating a bridge between existing services and AI agents
Prototyping MCP-based applications for proof-of-concepts
Integrating with local LLM chatbots using external tools

FAQ from Hello World MCP Server

What are the runtime requirements for Hello World MCP Server?

Node.js v16 or higher and npm or yarn are required.

How can I test the tools and prompts of Hello World MCP Server?

Use the MCP Inspector by running npx @modelcontextprotocol/inspector ./dist/server.js.

How do I change the default port?

Edit the PORT variable in the .env file (default is 4000).

What should I do if the port is already in use?

Update the PORT variable in the .env file to an available port.

Does Hello World MCP Server support live reloading during development?

Yes, use npm run dev to start the server with live reloading and detailed logs.

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