{"service":"Sentinel402 — pay-per-scan Web3 security agent","network":"Algorand mainnet","payment":"USDC via x402 (GoPlausible facilitator)","endpoints":{"POST /v1/scan/contract":"$0.25","POST /v1/scan/address":"$0.10","POST /v1/scan/signature":"$0.05"},"docs":"/docs","tag":"x402-global-challenge"}