{"uid":"cap_k40vvNOOOL5aAwYKJFq-i","slug":"compass-x402-ping-12628389","name":"Compass x402 Ping","description":"Payment integration check for 0.001 USDC; no external data lookup. Returns time, rail, network mode and free/paid capabilities. HTTP payment options can include Base, Polygon, Arbitrum and XDC; the challenge lists currently available networks for each transport. The receipt identifies the paid network and transaction. Business/professional use only. Terms: https://402rates.com/data-terms/","url":"https://api.402rates.com/v1/ping","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","required":[],"properties":{},"additionalProperties":false}},"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_dVkq4CxLztNf8Cze5Zwiw","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":"Sends a paid test ping over the x402 payment rail and returns a pong with server timestamp and rail used, confirming end-to-end payment flow.","exampleAgentPrompt":"Can you do a live end-to-end test of the x402 payment rail on Compass — send the paid ping and tell me what rail it went through and what the server time was?","exampleUseCases":[{"title":"Verify x402 integration before launch","prompt":"Before I ship my new x402-gated API, can you fire a test ping through the Compass payment rails and confirm I get a pong back with the rail name and server timestamp?"},{"title":"Debug micropayment connectivity issue","prompt":"My x402 payments seem to be failing — can you hit the Compass ping endpoint and tell me if the payment goes through and what rail it confirms on the response?"},{"title":"Monitor payment rail health in CI","prompt":"As part of our nightly checks, run the Compass paid ping and report back whether we got a valid pong, the server time, and which x402 rail was used."}],"resultDescription":"Returns a pong message along with the current server timestamp and the name of the x402 payment rail that processed the $0.001 USDC payment, confirming the full round-trip payment flow succeeded.","failureModes":["Insufficient USDC balance causes payment to fail before the endpoint is reached","x402 payment rail is degraded or offline, returning a 402 or 5xx error","Malformed payment header results in rejection at the payment gateway","Network timeout before pong is returned","Unsupported payment method or wallet causes authorization failure"],"whenToPreferThis":"Use this endpoint when you need to verify that the x402 micropayment infrastructure is functioning end-to-end, particularly when diagnosing integration issues, running health checks in CI/CD pipelines, or confirming that a USDC wallet and payment rail are correctly wired up before using higher-stakes x402-gated endpoints.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T18:38:29.180Z","isFirstParty":false}