calculator mcp for Claude Code

io.github.tech-sushant/calculator-mcp

A simple Model Context Protocol calculator server

client:Claude Code transport:stdio runtime:npm

Install calculator mcp in Claude Code

run in your project directory

claude mcp add calculator-mcp -- npx -y @tech-sushant/calculator-mcp

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs