{"uid":"cap_QI1e7MToDh9WLEbuwTlmT","slug":"datasieve-x402-payment-ping-cbf38dca","name":"DataSieve x402 Payment Ping","description":"Standing infrastructure for ephemeral AI agents, paid per call over x402. Watches, dead-man switches, and multi-agent coordination. No account; wallet as identity.","url":"https://api.datasieve.xyz/utils/x402-ping","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"ok":true,"paid":true,"payer":"0xabc…","amount":"$0.001","scheme":"exact","network":"eip155:8453","serverTime":"2026-07-12T00:00:00.000Z"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_t8868J_jXHGUH9AWIyFMD","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Smoke-tests an agent's x402 payment stack end-to-end for $0.001, returning payer address, network, and server time with the settlement transaction in the response header.","exampleAgentPrompt":"Run a quick x402 payment smoke test — send a $0.001 USDC ping to the DataSieve test endpoint so I can confirm my wallet and payment client are working before I call anything expensive.","exampleUseCases":null,"resultDescription":"Returns a JSON body with the payer wallet address, network name (e.g. base), and server timestamp. The settlement transaction hash is delivered in the X-PAYMENT-RESPONSE header. Failed calls (e.g. bad payment headers) are never billed.","failureModes":["Invalid or missing x402 payment header — call is rejected with 402 and no charge","Insufficient USDC balance — payment fails before settling, no charge","Malformed wallet address in payment header — server rejects the request","Network mismatch (wrong chain) — settlement fails, no charge","Client library misconfiguration — 402 response returned with payment requirements for debugging"],"whenToPreferThis":"Use this endpoint when you need to verify an x402 payment pipeline end-to-end at minimal cost ($0.001) before invoking any expensive paid API. Ideal for onboarding a new wallet, testing a newly integrated x402 client library, or confirming an AI agent's payment stack works in production. Since failed calls are never billed, it is safe for repeated debugging iterations.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T18:37:43.987Z","isFirstParty":false}