{"uid":"cap_E_g2O0M3un71Np8vd3a9q","slug":"x402-heartbeat-a3467989","name":"x402 Heartbeat","description":"Heartbeat endpoint billed via a batch-settlement payment channel, with a plain exact-scheme fallback ($0.001 per call). Base only. Independently monitored by x402-list.com: 100% uptime since Oct 27, 2026, 14/14 x402 compliance checks (as of Oct 31, 2026). Evidence: https://x402-list.com/services/agentx402pay","url":"https://agentx402pay.com/api/ping?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","properties":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"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_A9JVpjuN5euN2NHSDG-Ax","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":"Returns a simple liveness/ping response to confirm the agentx402pay.com service is reachable, billed at $0.001 USDC per call via the x402 micropayment protocol.","exampleAgentPrompt":"Can you ping the agentx402pay.com heartbeat endpoint to confirm the x402 payment service is live before I start making paid API calls?","exampleUseCases":[{"title":"Pre-flight liveness check before paid calls","prompt":"Before I kick off my batch of crypto price lookups on agentx402pay, can you ping their heartbeat endpoint first to make sure the service is up?"},{"title":"Automated uptime monitoring","prompt":"Every 5 minutes, ping the agentx402pay x402 heartbeat and alert me if it ever stops responding."},{"title":"Verifying x402 payment channel works","prompt":"Can you send a test ping to agentx402pay.com to verify the x402 micropayment channel is working correctly end-to-end?"}],"resultDescription":"A minimal HTTP response confirming the service is alive — essentially a 200 OK liveness signal with no significant body payload, indicating the agentx402pay.com x402 endpoint is reachable and the payment channel is functional.","failureModes":["Service downtime returns non-200 status or connection timeout","Payment failure if USDC balance is insufficient for the $0.001 charge","x402 payment channel misconfiguration causes 402 rejection before response","Network-level errors or DNS resolution failures"],"whenToPreferThis":"Use this endpoint when you need a lightweight, cheap ($0.001 USDC) liveness check specifically for the agentx402pay.com x402-based service suite — particularly before making more expensive calls to its crypto data or text generation endpoints, or when monitoring x402 protocol connectivity itself.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-11-01T06:30:32.888Z","isFirstParty":false,"canonicalSlug":"x402-heartbeat-a3467989"}