Calculator Demo

This repository contains demo projects showcasing the use of the Message Communication Protocol (MCP) in different scenarios.

Projects

1. Calculator

A simple calculator service with a client and server implementation.

• Files:
  • demo-client.mjs: Example client for the calculator service
  • server.mjs: Calculator server
  • package.json, README.md

2. MCP Client (TypeScript)

Offical demo from MCP documentation

A TypeScript-based client for interacting with MCP services.

• Files:
  • index.ts: Main client code
  • build/index.js: Compiled output
  • .env: Environment configuration
  • log/session1.txt: Example session log
  • package.json, tsconfig.json

[!NOTE] Need to set ANTHROPIC_API_KEY in .env to run the client. The credit from Anthropic is NOT free.

3. Weather

Offical demo from MCP documentation

A weather information service using MCP.

• Files:
  • src/index.ts: Main source code
  • build/index.js: Compiled output
  • package.json, tsconfig.json

Getting Started

Each project contains its own dependencies and setup.
Navigate into a project folder and run:

npm install
npm start

or for TypeScript projects:

npm install
npm run build
npm start

License

MIT