{"uid":"cap_1k7a8vQAdsy61fVOQQ8Qv","slug":"flipvo-tollbooth-ping-01ddd60c","name":"Flipvo Tollbooth Ping","description":"Cheapest possible paid call: proves your wallet, our 402, and the receipt path work. Returns pong and a timestamp.","url":"https://api.flipvo.com/v1/ping?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method","bodyType","body"],"properties":{"body":{"type":"object","properties":{}},"type":{"type":"string","const":"http"},"method":{"enum":["POST","PUT","PATCH"],"type":"string"},"bodyType":{"enum":["json","form-data","text"],"type":"string"}},"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_pe7iXcWDICO31weEitQDr","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 minimal paid POST request to verify that wallet authentication, x402 payment flow, and receipt handling all work correctly, returning a pong and timestamp.","exampleAgentPrompt":"Run the cheapest possible paid ping on Flipvo's tollbooth endpoint so I can confirm my x402 wallet and payment receipt flow are working correctly.","exampleUseCases":[{"title":"Bootstrapping a new x402 wallet integration","prompt":"I just set up a new crypto wallet for my agent — can you do a quick $0.001 paid ping to Flipvo's tollbooth to verify the x402 payment and receipt flow all go through correctly?"},{"title":"Pre-flight check before a paid agent workflow","prompt":"Before my agent starts making real paid API calls, run a cheap test ping against the Flipvo tollbooth to make sure the wallet auth and 402 receipt path are both working."},{"title":"Debugging a broken payment receipt path","prompt":"My agent's x402 receipt handling seems broken — can you fire a minimal paid POST to the Flipvo tollbooth and tell me whether the pong and timestamp come back properly?"}],"resultDescription":"Returns a 'pong' confirmation string and a server-side timestamp, plus a payment receipt confirming the $0.001 USDC micropayment was processed. Useful for verifying the full x402 payment round-trip is functioning.","failureModes":["Insufficient wallet balance — payment of $0.001 USDC cannot be completed","Invalid or missing x402 payment header — 402 Payment Required returned","Malformed POST body — validation error on required fields","Network timeout — no pong response received","Receipt path failure — payment deducted but receipt not returned"],"whenToPreferThis":"Choose this endpoint when you need the absolute cheapest way to verify that an x402 wallet, payment authorization flow, and receipt handling are all correctly wired together. It is ideal as a pre-flight health check before committing to more expensive paid API calls on the same infrastructure.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T04:30:51.086Z","isFirstParty":false,"canonicalSlug":"flipvo-tollbooth-ping-01ddd60c"}