Upsilon — AI Operator Measurement Engine for Claude Code

io.github.sunrisesillneversee/sigrank-mcp

Upsilon measurement engine with 25 local tools and SigRank proof access via the sigrank package.

client:Claude Code transport:stdio runtime:npm

Install Upsilon — AI Operator Measurement Engine in Claude Code

run in your project directory

claude mcp add sigrank-mcp -- npx -y sigrank

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