Skip to content
mcp/harbor
Verified official

calculator MCP

v1.1.0

com.mcpcalc/calculator

Calculators accessible via MCP with real-time collaborative sessions and shareable URLs.

transport:streamable-http

Target client

run in your project directory 

claude mcp add --transport http calculator https://mcpcalc.com/api/v1/mcp

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

This listing does not declare its tools. Connect the server and your client will discover them on the handshake.