{"slug":"pennyapi-x402-seller-preflight-1f1753e9","name":"PennyAPI x402 Seller Preflight","summary":"Preflight an unfamiliar x402 paid API before spending. Validate the live 402 payment challenge, network, USDC asset, amount, payTo recipient, TLS, redirects, manifest presence, latency, and provenance. Returns deterministic GO/REVIEW/STOP and never signs or sends payment to the inspected seller.","status":"live","indexable":true,"listed_since":"2026-10-25T17:50:27.818765Z","sources":[{"source":"x402_bazaar","external_id":"https://pennyregwatch.com/v1/x402/preflight","owner_address":"0x5deaebaf98034cc0d9abe3757a440b121c42ef0a","seen_at":"2026-10-25T19:50:40.537454Z","removed_at":null}],"endpoints":[{"url":"https://pennyregwatch.com/v1/x402/preflight","host":"pennyregwatch.com","protocol":"x402","state":"live","last_probe_at":"2026-10-25T21:41:22.022019Z","last_ok_at":"2026-10-25T21:41:22.022019Z","tools_count":null,"tools_changed_at":null,"uptime_24h":1.0,"uptime_30d":1.0}],"also_listed_as":[{"slug":"pennyregwatch-com-96be0410","name":"pennyregwatch.com"}],"notice":"Not affiliated with addrbook — claim or request removal."}