{"slug":"bot-bazaar-fly-dev-v1-x402-seller-check-f5c9ec","title":"Due-diligence lookup on an x402 seller before paying it","host":"bot-bazaar.fly.dev","method":"GET","resource":"https://bot-bazaar.fly.dev/v1/x402/seller-check","category":"company","description":"Due-diligence lookup on an x402 seller before paying it: checks that the seller's x402 endpoint answers 402 with a matching Base USDC payTo, and returns the payout wallet's funder and age, Bot Bazaar reputation, count of distinct on-chain payers, and an OFAC SDN address screen. Query by payTo wallet","price_listed":0.005,"price_asked":null,"state":"effects","state_label":"Not tested: has real-world effects","checks_7d":0,"answered_7d":0,"latency_ms_median":null,"reported_calls_30d":1,"reported_payers_30d":1,"networks":["eip155:8453"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"method":"GET","queryParams":{"payTo":"0x847f54ae8dDFD71ed7bC930C1f7a73576FAb03A9"},"type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"properties":{"payTo":{"description":"Seller's EVM payout wallet on Base","pattern":"^0x[0-9a-fA-F]{40}$","type":"string"},"url":{"description":"Seller's x402 endpoint URL (https); its 402 payTo is read and checked","format":"uri","type":"string"}},"type":"object"},"type":{"const":"http","type":"string"}},"required":["type","method"],"type":"object"},"output":{"properties":{"example":{"type":"object"},"type":{"type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"},"history":[],"description_full":"Due-diligence lookup on an x402 seller before paying it: checks that the seller's x402 endpoint answers 402 with a matching Base USDC payTo, and returns the payout wallet's funder and age, Bot Bazaar reputation, count of distinct on-chain payers, and an OFAC SDN address screen. Query by payTo wallet or endpoint URL.","last_updated":"2026-10-19T04:35:56.422Z","schemes":["exact"]}