{"slug":"txpreflight-d2d5539e","name":"txpreflight","summary":"Base agent toolbox. /preflight simulates a tx (revert reason, gas, EIP-1559 fees in ETH and USD) before you sign. /verify reads a receipt and proves a USDC transfer settled: confirmations, amount, sender, recipient.","status":"live","indexable":true,"listed_since":"2026-10-26T06:05:37.430193Z","sources":[{"source":"x402_bazaar","external_id":"https://api.firstmention.uk/s/txpreflight/verify","owner_address":"0xe029fcf4ba573f6fdc282208fe855df8cbb3ca9a","seen_at":"2026-10-27T21:41:42.032081Z","removed_at":null}],"endpoints":[{"url":"https://api.firstmention.uk/s/txpreflight/verify","host":"api.firstmention.uk","protocol":"x402","state":"live","last_probe_at":"2026-10-27T19:13:59.832121Z","last_ok_at":"2026-10-27T19:13:59.832121Z","tools_count":null,"tools_changed_at":null,"uptime_24h":1.0,"uptime_30d":1.0}],"also_listed_as":[{"slug":"api-firstmention-uk-f8b7a966","name":"api.firstmention.uk"}],"payment_options":[{"endpoint_url":"https://api.firstmention.uk/s/txpreflight/verify","network":"eip155:8453","scheme":"exact","rail":"exact","asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","coin":"USDC","asset_label":"USD Coin","amount":"10000","pay_to":"0xe029fcf4ba573f6fdc282208fe855df8cbb3ca9a","observed_at":"2026-10-27T19:13:59.832121Z"}],"usage":{"source":"x402_bazaar","unique_payers_30d":3,"paid_calls_30d":3,"last_paid_at":"2026-10-27T10:00:53.488Z","reported_at":"2026-10-27T21:41:42.032081Z"},"assessment":{"method":"2026.10.2","checks":[{"id":"answers","state":"pass","reason":"Answered a check within the last hour."},{"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 1 days; 30 are needed."},{"id":"real_customers","state":"fail","reason":"3 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":"2026-10-27T19:14:49.910792Z"},"identity":{"endpoint_domains":["firstmention.uk"],"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."}