groundcheck for Claude Code

io.github.beepboop2025/groundcheck

Verify claims, resolve FIGI identity, extract claims, and sign x402 delivery receipts over MCP.

client:Claude Code transport:streamable-http runtime:npm tools:5

Install groundcheck in Claude Code

run in your project directory

claude mcp add --transport http groundcheck https://groundcheck.seiche.info/mcp

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