Pay per call in USDC via x402 on Base mainnet. No signup, no API key, no subscription — an unpaid request returns HTTP 402 with the exact price; pay it and the same request returns the real result.
| Endpoint | Group | Price |
|---|---|---|
GET /api/trust-check | Code checks | $0.02 |
GET /api/repo-health | Code checks | $0.02 |
GET /api/domain-check | Network checks | $0.02 |
GET /api/contract-check | Chain checks | $0.05 |
GET /api/x402-doctor | Ops checks | $1.00 |
GET /api/mcp-audit | Ops checks | $0.06 |
See /.well-known/x402 for the machine-readable price descriptor, or the homepage for a usage example.