Flat Earth Science for Claude Code

org.flatearthscience/flatearthscience-org

Earth curvature, horizon, flight, Sun and daylight calculators plus tested flat-earth claims.

client:Claude Code transport:streamable-http tools:8

Install Flat Earth Science in Claude Code

run in your project directory

claude mcp add --transport http flatearthscience-org https://flatearthscience.org/api/mcp

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