{"dataset":"x402 endpoint delivery map","measured_utc":"2026-09-06T20:05Z to 2026-09-06T20:28Z","chain":"Base (eip155:8453)","asset":"USDC","rows":464,"columns":{"endpoint":"URL requested, with catalog example parameters substituted","catalog_url":"URL template as published in the agentic.market catalog","method":"HTTP method used","service":"service name from the catalog","domain":"endpoint host","catalog_price_usd":"price the catalog advertises","quoted_price_usd":"price the endpoint's own 402 response demanded, Base USDC leg","price_matches_catalog":"yes when quoted <= catalog x 1.05, else no","pay_to":"wallet address the 402 response names as recipient","payment_options":"count of accepts entries offered across chains and assets","accepts_base_usdc":"whether a Base USDC payment option was offered","quote_status":"HTTP status of the unpaid request","quote_latency_ms":"round trip of the unpaid request","payment_attempted":"whether a payment was tried","payment_settled":"whether a success receipt came back","settle_tx":"Base transaction hash of the settlement, where one was returned","paid_status":"HTTP status returned after payment","paid_latency_ms":"round trip of the paid request","response_chars":"length of the response body in UTF-16 code units","response_content_type":"content-type header of the paid response","response_sample":"first 600 characters of the response body, verbatim","error_reason":"error text returned by the payment layer, where any"}}