MCP Example: Server over stdio

@a-polishchuk

Repository

Basic information

About MCP Example: Server over stdio

Simple MCP server implementation

#mcp #server #typescript

MCP Example: Server over stdio config

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

{
  "mcpServers": {
    "Yes or No MCP": {
      "command": "npx",
      "args": [
        "-y",
        "tsx",
        "<absolute_path_to>/stdio-example.ts",
        "--stdio"
      ]
    }
  }
}

MCP Example: Server over stdio tools

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Overview

What is MCP Example: Server over stdio?

MCP Example: Server over stdio is a simple demonstration MCP server that communicates over stdio using TypeScript. It is designed for use with Cursor and provides a yes/no answer tool for LLM interactions.

How to use MCP Example: Server over stdio?

Install Node.js v18 or newer, run npm install, then add the provided JSON configuration to Cursor's MCP settings, replacing <absolute_path_to> with the absolute path to stdio-example.ts. After setup, ask an LLM in Cursor a question ending with "yes or no" to invoke the tool.

Key features of MCP Example: Server over stdio

Example MCP server using stdio transport
Written in TypeScript
Easily extensible for custom MCP commands
Requires Node.js v18 or newer

Use cases of MCP Example: Server over stdio

Learning how to build MCP servers with stdio
Testing MCP integration in Cursor
Implementing a simple yes/no answer tool

Frequently asked questions

What runtime is required?

Node.js v18 or newer and npm.

How do I configure the server in Cursor?

Add the provided JSON snippet to Cursor Settings → MCP, replacing the path with the absolute path to `stdio-example.ts`.

What does the server do?

It provides a yes/no answer tool when invoked by an LLM in Cursor.

Is the server extensible?

Yes, the README states it is easily extensible for custom MCP commands.

Where is the source code?

The main file is `stdio-example.ts` in the repository.

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