Chain Check (x402) for Claude Code

app.netlify.chaincheck-api/chaincheck

x402-paid on-chain tools: wallet report, contract scan, token risk, gas, address labels (USDC/Base)

client:Claude Code transport:streamable-http tools:6

Install Chain Check (x402) in Claude Code

run in your project directory

claude mcp add --transport http chaincheck https://chaincheck-api.netlify.app/mcp

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