{"uid":"cap_ezlmGUVc6uyeYKy2Kt7tR","slug":"coinopselect-agent-data-api-ping-x402-45ee6ecb","name":"CoinOpSelect Agent Data API — Ping (x402)","description":"Paid on-chain token, wallet, contract and research data over x402 on Base.","url":"https://coinop.publicvm.com/api/v1/ping?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"required":{"type":"string"},"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"id":"0x0123456789abcdef","asset":"0x..","payTo":"0x..","payer":"0x..","route":"/api/v1/ping","status":"ok","network":"base","priceUsd":"0.003","timestamp":"2026-01-01T00:00:00.000Z","amountAtomic":"3000"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","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":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_jD_x6TC_HdB5VUFyMADCl","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Health-check and payment-metadata ping endpoint that confirms the x402 payment gateway is live and returns transaction metadata for a $0.003 USDC on-chain micropayment on Base.","exampleAgentPrompt":"Ping the CoinOpSelect x402 API and confirm it's live — I want to see the payment metadata including the price, recipient wallet, and network before I start making paid data calls.","exampleUseCases":[{"title":"Pre-flight API connectivity check","prompt":"Before I start querying blockchain data, can you ping the CoinOpSelect API and confirm it's up and returning valid payment metadata on Base?"},{"title":"Verify x402 payment configuration","prompt":"I just set up my x402 wallet — can you do a test ping to CoinOpSelect to confirm the USDC payment address, price per call, and network are all correct?"},{"title":"Debug a failed on-chain micropayment","prompt":"My last CoinOpSelect API call didn't go through — can you ping the endpoint to check if the service is online and show me the current payment ID and status?"}],"resultDescription":"A JSON object containing the payment transaction ID, asset contract address, payTo wallet address, payer address, the route that was called (/api/v1/ping), a status field ('ok' if healthy), the network ('base'), the price in USD ($0.003), a UTC timestamp, and the atomic USDC amount (3000 units).","failureModes":["Service unavailable — no response or non-200 status if the server is down","Payment not processed — x402 payment header missing or malformed, returns 402 with payment requirements","Insufficient USDC balance — payment rejected if payer wallet lacks funds","Wrong network — payment attempted on non-Base network, rejected by gateway","Rate limiting — too many pings in rapid succession may be throttled"],"whenToPreferThis":"Use this endpoint to verify that the CoinOpSelect x402 API is live and that your on-chain payment credentials are correctly configured before making more expensive or complex paid data calls. It is the lowest-cost way ($0.003 USDC) to validate your wallet setup, payment address, and network configuration on Base. Prefer this over other health-check methods when you specifically need to confirm the x402 micropayment flow end-to-end, not just TCP connectivity.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T12:30:02.578Z","isFirstParty":false,"canonicalSlug":"coinopselect-agent-data-api-ping-x402-45ee6ecb"}