{"slug":"402sentinel-com-api-firewall-4e44fa8d","name":"402sentinel.com/api/firewall","summary":"Buyer-side payment firewall: should THIS agent make THIS payment now? Where /api/assess vets the seller, this vets the payment against your own agent's behaviour. POST {agent_id, payment:{payto_address,amount,resource_url}, context?:{untrusted_text,intended}, policy?} returns allow/hold/block plus 9 signals incl. routing_anomaly, velocity, amount_anomaly, injection_destination, intent_mismatch. Stateful per agent_id.","status":"live","indexable":true,"listed_since":"2026-10-25T17:57:25.452500Z","sources":[{"source":"x402_bazaar","external_id":"https://402sentinel.com/api/firewall","owner_address":"0x1a9fa76f5b420e85de147c4419638bebe64d6de5","seen_at":"2026-10-27T21:48:36.545939Z","removed_at":null}],"endpoints":[{"url":"https://402sentinel.com/api/firewall","host":"402sentinel.com","protocol":"x402","state":"live","last_probe_at":"2026-10-27T11:41:04.488981Z","last_ok_at":"2026-10-27T11:41:04.488981Z","tools_count":null,"tools_changed_at":null,"uptime_24h":1.0,"uptime_30d":1.0}],"also_listed_as":[{"slug":"402sentinel-com-1abd6dec","name":"402sentinel.com"}],"payment_options":[{"endpoint_url":"https://402sentinel.com/api/firewall","network":"eip155:8453","scheme":"exact","rail":"exact","asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","coin":"USDC","asset_label":"USD Coin","amount":"2000","pay_to":"0x1a9fa76f5b420e85de147c4419638bebe64d6de5","observed_at":"2026-10-27T11:41:04.488981Z"},{"endpoint_url":"https://402sentinel.com/api/firewall","network":"solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp","scheme":"exact","rail":"exact","asset":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","coin":"USDC","asset_label":null,"amount":"2000","pay_to":"4uLqY8BnJuA7CFxRork2FnNMu2u9NsJquF8Cc6V5B5jB","observed_at":"2026-10-27T11:41:04.488981Z"}],"usage":{"source":"x402_bazaar","unique_payers_30d":1,"paid_calls_30d":2,"last_paid_at":"2026-10-14T22:19:41.937Z","reported_at":"2026-10-27T21:48:36.545939Z"},"assessment":{"method":"2026.10.2","checks":[{"id":"answers","state":"pass","reason":"Answered a check 13 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 2 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":"2026-10-28T00:44:20.979859Z"},"identity":{"endpoint_domains":["402sentinel.com"],"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."}