{"slug":"x402-pre-payment-safety-check-8e8cd3f8","name":"x402 Pre-Payment Safety Check","summary":"Should an agent pay this x402 endpoint? One read-only call (never pays): validates the 402 + accepts[] (will it settle), labels liveness LIVE|ZOMBIE|DEAD, flags a >=$1000 price-trap honeypot (=> AVOID), scans resource + MCP tools for LLM01/LLM08 injection, screens payTo vs OFAC/scam, checks price (live vs advertised: MATCH|OVERCHARGE|UNDERCHARGE) and Attack-III cache-leakage posture. Returns PAY|CAUTION|AVOID + fix hints. Not a settlement guarantee.","status":"live","headings":[{"slug":"security","title":"Security & risk checks"},{"slug":"payments","title":"Payments & checkout"}],"indexable":true,"listed_since":"2026-11-06T20:22:51.199672Z","sources":[{"source":"x402_bazaar","external_id":"https://x402-data-api.sigrunner.workers.dev/x402/preflight","owner_address":"0x5765ae06a52dc7a0bb71c36a11db512c7ea9ed10","seen_at":"2026-11-13T10:25:52.911498Z","removed_at":null}],"endpoints":[{"url":"https://x402-data-api.sigrunner.workers.dev/x402/preflight","host":"x402-data-api.sigrunner.workers.dev","protocol":"x402","state":"live","last_probe_at":"2026-11-13T20:21:10.291201Z","last_ok_at":"2026-11-13T20:21:10.291201Z","tools_count":null,"tools_changed_at":null,"uptime_24h":1.0,"uptime_30d":1.0}],"also_listed_as":[{"slug":"x402-data-api-sigrunner-workers-dev-15f19e6d","name":"x402-data-api.sigrunner.workers.dev"}],"payment_options":[{"endpoint_url":"https://x402-data-api.sigrunner.workers.dev/x402/preflight","network":"eip155:8453","scheme":"exact","rail":"exact","asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","coin":"USDC","asset_label":"USD Coin","amount":"1000","pay_to":"0x5765ae06a52dc7a0bb71c36a11db512c7ea9ed10","observed_at":"2026-11-13T20:21:10.291201Z"},{"endpoint_url":"https://x402-data-api.sigrunner.workers.dev/x402/preflight","network":"eip155:137","scheme":"exact","rail":"exact","asset":"0x3c499c542cef5e3811e1192ce70d8cc03d5c3359","coin":"USDC","asset_label":"USD Coin","amount":"1000","pay_to":"0x5765ae06a52dc7a0bb71c36a11db512c7ea9ed10","observed_at":"2026-11-13T20:21:10.291201Z"},{"endpoint_url":"https://x402-data-api.sigrunner.workers.dev/x402/preflight","network":"eip155:42161","scheme":"exact","rail":"exact","asset":"0xaf88d065e77c8cc2239327c5edb3a432268e5831","coin":"USDC","asset_label":"USD Coin","amount":"1000","pay_to":"0x5765ae06a52dc7a0bb71c36a11db512c7ea9ed10","observed_at":"2026-11-13T20:21:10.291201Z"}],"usage":{"source":"x402_bazaar","unique_payers_30d":1,"paid_calls_30d":1,"last_paid_at":"2026-11-05T08:27:28.438Z","reported_at":"2026-11-13T10:25:52.911498Z"},"assessment":{"method":"2026.11.4","checks":[{"id":"answers","state":"pass","reason":"Answered a check 4 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 6 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":"2026-11-13T00:27:21.324769Z"},"identity":{"endpoint_domains":["sigrunner.workers.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."}