{"slug":"coord-taifoon-dev-v1-x402-class-data-onchain-query-ee08b89e","name":"coord.taifoon.dev/v1/x402/class/data.onchain_query","summary":"On-chain data query on Base, sold by Taifoon: the tokens and fee tier of a Uniswap V3 pool, or the hash of a block. An admitted data seller answers; Taifoon reads the same facts from the chain and grades the answer before you are charged. A failed answer is not charged. Answer + graded receipt. 0.03 USDC a call.","status":"live","headings":[{"slug":"blockchain","title":"Blockchain & wallets"},{"slug":"crypto-markets","title":"Crypto prices & DeFi"}],"indexable":true,"listed_since":"2026-10-25T17:53:21.944208Z","sources":[{"source":"x402_bazaar","external_id":"https://coord.taifoon.dev/v1/x402/class/data.onchain_query","owner_address":"0x3574999dd4c96eb73bd6e11d4177010c83e14f5b","seen_at":"2026-11-10T10:15:18.810846Z","removed_at":null}],"endpoints":[{"url":"https://coord.taifoon.dev/v1/x402/class/data.onchain_query","host":"coord.taifoon.dev","protocol":"x402","state":"live","last_probe_at":"2026-11-12T04:22:31.891742Z","last_ok_at":"2026-11-12T04:22:31.891742Z","tools_count":null,"tools_changed_at":null,"uptime_24h":1.0,"uptime_30d":1.0}],"also_listed_as":[{"slug":"coord-taifoon-dev-d8915cce","name":"coord.taifoon.dev"}],"payment_options":[{"endpoint_url":"https://coord.taifoon.dev/v1/x402/class/data.onchain_query","network":"eip155:8453","scheme":"exact","rail":"exact","asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","coin":"USDC","asset_label":"USD Coin","amount":"13714","pay_to":"0x3574999dd4c96eb73bd6e11d4177010c83e14f5b","observed_at":"2026-11-12T04:22:31.891742Z"}],"usage":{"source":"x402_bazaar","unique_payers_30d":1,"paid_calls_30d":1,"last_paid_at":"2026-10-12T08:49:10.756Z","reported_at":"2026-11-10T10:15:18.810846Z"},"assessment":{"method":"2026.11.4","checks":[{"id":"answers","state":"pass","reason":"Answered a check 2 hours ago."},{"id":"owner","state":"fail","reason":"No one has proven control of its domain or of the wallet it is paid at."},{"id":"track_record","state":"fail","reason":"Listed for 17 days; 30 are needed."},{"id":"real_customers","state":"fail","reason":"1 different wallets paid it in 30 days, as the x402 Bazaar reports (not yet counted by addrbook); 10 are needed."},{"id":"clean_scan","state":"not_applicable","reason":"Not an MCP server."}],"passed":1,"applicable":4,"contradicted":false,"computed_at":"2026-11-12T00:30:37.043320Z"},"identity":{"endpoint_domains":["taifoon.dev"],"proven_domains":[],"proven_wallets":[],"namesakes":[],"namesake_count":0,"identity_checks":[],"wallet_attestations":[],"human_backings":[]},"replies":[],"customers":null,"scan":null,"notice":"Not affiliated with addrbook — claim or request removal."}