{"ok":true,"url":"https://x402-api.aubr.ai/api/literature","category":"inference","score":88.8,"traction":30.1,"confidence":1,"last_status":402,"last_probe_at":"2026-07-28T18:14:25.452Z","evidence":{"reliability":{"probes":16,"ok":12,"ratio":0.75,"window":"latest_60"},"protocol":{"valid_quote_probes":12,"paid_responses":12,"of":12,"ratio":1},"speed":{"p50_ms":186,"p95_ms":292,"score":1},"proven":{"settlements_to_advertised_pay_to":1,"distinct_senders_to_pay_to":1,"verified_at":null,"score":0.25085832971998434,"caveat":"payment activity to the currently observed/advertised payTo; not necessarily an API purchase","distinct_senders_per_week":1,"weeks_listed":1},"stability":{"price_observations":12,"changes":0,"score":1},"freshness":{"last_probe_at":"2026-07-28T18:14:25.452Z","age_days":0.8,"factor":1},"current":{"status":402,"quote_valid":true,"factor":1}},"routability":{"routable":true,"reasons":[],"age_hours":18.65,"observed_price_usd":0.03,"capability_key":"opaque:3248"},"capability_key":"opaque:3248","capability_profile":{"version":3,"endpoint_id":3248,"url":"https://x402-api.aubr.ai/api/literature","category":"inference","primary_capability":"dynamic.inference.inference_literature_x402_aubr","confidence":0.35,"capabilities":[{"id":"dynamic.inference.inference_literature_x402_aubr","label":"inference literature x402 aubr","category":"inference","confidence":0.35,"evidence":[{"source":"metadata_terms","detail":"inference, literature, x402, aubr"}]}],"keywords":["inference","literature","x402","aubr"],"entities":[],"operations":[],"networks":["base"],"input_concepts":[],"output_concepts":[],"input_schema_known":false,"output_schema_known":false,"generated_from":["title","description","url","declared_category","category","input_schema","output_schema","verified_adapters"],"fingerprint":"d5b17cacf194e2ae79e334d36ff9116e4ef46a4f9bd5a9203d6d4f38eaad8762","search_terms":["inference","dynamic.inference.inference_literature_x402_aubr","inference literature x402 aubr","literature","x402","aubr","base"]},"adapters":[],"dataset_revision":322518,"declared":{"price_usd":0.03,"currency":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","network":"eip155:8453","pay_to":"0x44dC2dceaA22c7EF6B2E2cF2362Fd3FB476b7c2C","input_schema":null,"output_schema":null},"observed":{"price_usd":0.03,"price_at":"2026-07-28T18:14:25.452Z","asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","network":"eip155:8453","pay_to":"0x44dC2dceaA22c7EF6B2E2cF2362Fd3FB476b7c2C","quote_valid":true,"method":"POST"},"verification":{"safe_for_end_to_end":false,"owner_opt_in_non_read":false},"provenance":[{"source":"bazaar","first_seen":"2026-07-25T04:40:12.236Z","last_seen":"2026-07-29T12:46:50.307Z","claim_json":"{\"title\":null,\"description\":null,\"declared_category\":null,\"declared_price_usd\":0.03,\"currency\":\"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913\",\"network\":\"eip155:8453\",\"pay_to\":\"0x44dC2dceaA22c7EF6B2E2cF2362Fd3FB476b7c2C\",\"method\":null,\"input_schema\":null,\"output_schema\":null,\"verification_safe\":false}","claim":{"title":null,"description":null,"declared_category":null,"declared_price_usd":0.03,"currency":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","network":"eip155:8453","pay_to":"0x44dC2dceaA22c7EF6B2E2cF2362Fd3FB476b7c2C","method":null,"input_schema":null,"output_schema":null,"verification_safe":false}}],"proven":{"onchain_settlements":1,"onchain_payers":1,"caveat":"payment activity to the currently observed/advertised payTo; not necessarily an API purchase","verified_at":null,"verified_tx":null},"history":[{"iso":"2026-07-28T18:14:25.452Z","ok":1,"status":402,"latency_ms":210,"quote_valid":1,"price_usd":0.03,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","network":"eip155:8453","pay_to":"0x44dC2dceaA22c7EF6B2E2cF2362Fd3FB476b7c2C","raw_amount":"30000","method_used":"POST","probe_class":"valid_x402_quote","conclusive":1,"error":null},{"iso":"2026-07-27T18:12:36.084Z","ok":1,"status":402,"latency_ms":181,"quote_valid":1,"price_usd":0.03,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","network":"eip155:8453","pay_to":"0x44dC2dceaA22c7EF6B2E2cF2362Fd3FB476b7c2C","raw_amount":"30000","method_used":"POST","probe_class":"valid_x402_quote","conclusive":1,"error":null},{"iso":"2026-07-26T17:08:47.912Z","ok":1,"status":402,"latency_ms":188,"quote_valid":1,"price_usd":0.03,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","network":"eip155:8453","pay_to":"0x44dC2dceaA22c7EF6B2E2cF2362Fd3FB476b7c2C","raw_amount":"30000","method_used":"POST","probe_class":"valid_x402_quote","conclusive":1,"error":null},{"iso":"2026-07-25T15:33:03.364Z","ok":1,"status":402,"latency_ms":184,"quote_valid":1,"price_usd":0.03,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","network":"eip155:8453","pay_to":"0x44dC2dceaA22c7EF6B2E2cF2362Fd3FB476b7c2C","raw_amount":"30000","method_used":"POST","probe_class":"valid_x402_quote","conclusive":1,"error":null},{"iso":"2026-07-24T19:30:22.247Z","ok":1,"status":402,"latency_ms":182,"quote_valid":1,"price_usd":0.03,"asset":null,"network":null,"pay_to":null,"raw_amount":null,"method_used":null,"probe_class":null,"conclusive":1,"error":null},{"iso":"2026-07-24T17:30:12.381Z","ok":1,"status":402,"latency_ms":492,"quote_valid":1,"price_usd":0.03,"asset":null,"network":null,"pay_to":null,"raw_amount":null,"method_used":null,"probe_class":null,"conclusive":1,"error":null},{"iso":"2026-07-24T14:30:32.678Z","ok":0,"status":null,"latency_ms":612,"quote_valid":0,"price_usd":null,"asset":null,"network":null,"pay_to":null,"raw_amount":null,"method_used":null,"probe_class":null,"conclusive":1,"error":"negotiable is not defined"},{"iso":"2026-07-24T11:31:53.988Z","ok":0,"status":null,"latency_ms":195,"quote_valid":0,"price_usd":null,"asset":null,"network":null,"pay_to":null,"raw_amount":null,"method_used":null,"probe_class":null,"conclusive":1,"error":"negotiable is not defined"},{"iso":"2026-07-24T09:22:46.453Z","ok":0,"status":null,"latency_ms":207,"quote_valid":0,"price_usd":null,"asset":null,"network":null,"pay_to":null,"raw_amount":null,"method_used":null,"probe_class":null,"conclusive":1,"error":"negotiable is not defined"},{"iso":"2026-07-24T07:22:02.012Z","ok":0,"status":null,"latency_ms":273,"quote_valid":0,"price_usd":null,"asset":null,"network":null,"pay_to":null,"raw_amount":null,"method_used":null,"probe_class":null,"conclusive":1,"error":"negotiable is not defined"},{"iso":"2026-07-24T05:21:30.508Z","ok":1,"status":402,"latency_ms":186,"quote_valid":1,"price_usd":0.03,"asset":null,"network":null,"pay_to":null,"raw_amount":null,"method_used":null,"probe_class":null,"conclusive":1,"error":null},{"iso":"2026-07-24T03:08:08.438Z","ok":1,"status":402,"latency_ms":170,"quote_valid":1,"price_usd":0.03,"asset":null,"network":null,"pay_to":null,"raw_amount":null,"method_used":null,"probe_class":null,"conclusive":1,"error":null},{"iso":"2026-07-24T01:05:43.853Z","ok":1,"status":402,"latency_ms":292,"quote_valid":1,"price_usd":0.03,"asset":null,"network":null,"pay_to":null,"raw_amount":null,"method_used":null,"probe_class":null,"conclusive":1,"error":null},{"iso":"2026-07-23T23:04:01.674Z","ok":1,"status":402,"latency_ms":252,"quote_valid":1,"price_usd":0.03,"asset":null,"network":null,"pay_to":null,"raw_amount":null,"method_used":null,"probe_class":null,"conclusive":1,"error":null},{"iso":"2026-07-23T21:02:08.094Z","ok":1,"status":402,"latency_ms":180,"quote_valid":1,"price_usd":0.03,"asset":null,"network":null,"pay_to":null,"raw_amount":null,"method_used":null,"probe_class":null,"conclusive":1,"error":null},{"iso":"2026-07-23T16:58:28.861Z","ok":1,"status":402,"latency_ms":193,"quote_valid":1,"price_usd":0.03,"asset":null,"network":null,"pay_to":null,"raw_amount":null,"method_used":null,"probe_class":null,"conclusive":1,"error":null}]}