{"id":"5db8233c-da2e-4f12-b2b2-269fad7ee22d","shortId":"4gfsxj","kind":"x402","title":"https://api.x402node.dev/prices/block","tagline":"","description":"","tags":[],"capabilities":["x402-eip155:8453"],"categories":[],"synonyms":[],"warnings":[],"endpointUrl":"https://api.x402node.dev/prices/block","protocol":"x402","transport":"http","auth":{"type":"x402","details":[{"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","extra":{"name":"USD Coin","version":"2"},"payTo":"0x4466d4A84b7c49a6A094ec6eef4a0712D6dd125e","amount":"5000","scheme":"exact","network":"eip155:8453","maxTimeoutSeconds":300},{"asset":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","extra":{"feePayer":"2wKupLR9q6wXYppw8Gr2NvWxKBUqm4PPJKkQfoxHDBg4"},"payTo":"9urRvUx69HqAopg1JGV9P9wR7JdKoztzdkuNyJ8Eo1up","amount":"5000","scheme":"exact","network":"solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp","maxTimeoutSeconds":300}]},"qualityScore":"0.000","qualityRationale":null,"verified":false,"liveness":"unknown","lastLivenessCheck":null,"agentReviews":{"count":0,"score_avg":null,"cost_usd_avg":null,"success_rate":null,"latency_p50_ms":null,"narrative_summary":null,"summary_updated_at":null},"enrichmentModel":null,"enrichmentVersion":1,"enrichedAt":null,"embedding":null,"createdAt":"2026-06-22T02:05:21.163Z","updatedAt":"2026-08-22T05:03:40.307Z","lastSeenAt":"2026-08-22T05:03:40.307Z","tsv":"'/prices/block':3 'api.x402node.dev':2 'api.x402node.dev/prices/block':1 'x402-eip155:8453'","prices":[{"id":"a0c3c890-392c-4383-ae4a-2ba8321160f1","listingId":"5db8233c-da2e-4f12-b2b2-269fad7ee22d","amountUsd":null,"unit":"per_call","nativeCurrency":"USD COIN","nativeAmount":"5000","chain":"base","payTo":"0x4466d4A84b7c49a6A094ec6eef4a0712D6dd125e","paymentMethod":"x402-usd coin","isPrimary":true,"details":{"scheme":"exact","mime_type":"application/json","accepts_all":[{"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","extra":{"name":"USD Coin","version":"2"},"payTo":"0x4466d4A84b7c49a6A094ec6eef4a0712D6dd125e","scheme":"exact","network":"base","mimeType":"application/json","resource":"https://api.x402node.dev/prices/block","description":"Block height closest to a given unix timestamp on a chain, a primitive for historical on-chain queries. Saves agents a binary search over block times. Live block lookup. block by timestamp, block at time, historical block, archive query helper, chain block","outputSchema":{"input":{"type":"http","method":"GET","queryParams":{"chain":"e.g. ethereum, base, arbitrum (default ethereum)","timestamp":"unix seconds"},"discoverable":true}},"maxAmountRequired":"5000","maxTimeoutSeconds":60}],"asset_contract":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","max_timeout_seconds":60},"createdAt":"2026-06-22T02:05:21.163Z"}],"sources":[{"listingId":"5db8233c-da2e-4f12-b2b2-269fad7ee22d","source":"x402_bazaar","sourceId":"https://api.x402node.dev/prices/block","sourceUrl":"https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources","isPrimary":true,"firstSeenAt":"2026-06-22T02:05:21.163Z","lastSeenAt":"2026-08-22T05:03:40.307Z"}],"details":{"listingId":"5db8233c-da2e-4f12-b2b2-269fad7ee22d","quickStartSnippet":null,"exampleRequest":null,"exampleResponse":null,"schema":{"input":{"type":"http","method":"GET","queryParams":{"chain":"e.g. ethereum, base, arbitrum (default ethereum)","timestamp":"unix seconds"},"discoverable":true}},"openapiUrl":null,"agentsTxtUrl":null,"citations":[],"useCases":[],"bestFor":[],"notFor":[],"kindDetails":{"x402_version":1,"resource_type":"http","bazaar_last_updated":"2026-07-01T18:23:51.948Z"},"updatedAt":"2026-07-31T18:32:04.487Z"}}