{"id":"x402.brief402","name":"brief402","summary":"Pay $0.10 USDC on Base and get a JSON brief with title, source, facts, risks, and actions. POST /brief?input=YOUR_TOPIC. Unpaid calls return HTTP 402. No account required.","kind":"http_api","url":"https://yourlastnamebrief.com","categories":["security_verification"],"tags":["AI"],"sources":[{"source":"x402_list","ref":"https://x402-list.com/services/brief402"}],"pricing":{"model":"per_call","min_usd":0.1,"max_usd":0.1,"rails":["x402"],"networks":["eip155:8453"]},"status":"unclaimed","first_party":false,"trust":{"verified_buyers_30d":1,"settlements_30d":3,"volume_usd_30d":0.3,"top_buyer_share_30d":1,"last_settlement_at":"2026-09-27T16:40:09Z","shared_payout":false,"wash_flags":[],"method":"hub-trust-v0.1","source":"x402-list.com on-chain measured settlements (CC BY 4.0)","score":12,"evidence":"verified_non_wash_payments","watch":[]},"signals":{"x402_list_status":"online","x402_list_verified":false,"uptime_24h":96.67,"uptime_30d":99.4,"p95_ms":2719,"compliance_grade":"A","risk_level":"clean","endpoint_count":1},"origin":"https://yourlastnamebrief.com","attribution":["Data: x402-list.com (CC BY 4.0)"],"badges":["unclaimed","paid_usage_verified"],"tiers":{"tier":null,"tier_label":null,"highest_earned":null,"earned":[],"paid":[],"not_yet":[{"id":"verified","reason":"listing not claimed with domain proof"},{"id":"trusted","reason":"needs 3+ independent buyers and 5+ settlements in 30 days"}],"badge_svg":"https://agentropolis.io/badge/x402.brief402.svg","page":"https://agentropolis.io/listing/x402.brief402","embed_markdown":"[![Agentropolis](https://agentropolis.io/badge/x402.brief402.svg)](https://agentropolis.io/listing/x402.brief402)","tiers_doc":"https://agentropolis.io/badges"},"page":"/listing/x402.brief402","kit_manifest":"/api/v1/listings/x402.brief402/kit.json","go":"/go/x402.brief402?src=api","claim":{"how":"Sellers: sign in at /sellers and claim this listing (verify via /.well-known file, DNS TXT, or an email at the listing's domain).","opt_out":"Sellers can ask for removal or corrections after claiming."}}