{"uid":"cap_8rNG_UZFGHDBqs1gHFU5U","slug":"x402-radar-conformance-probe-9186fe36","name":"x402 Radar Conformance Probe","description":"Live x402 conformance probe: url=<endpoint>, returns whether it serves a valid 402 handshake, actual price/asset/network/payTo, latency. Verify before you pay. By x402 Radar.","url":"https://con-suggests-dubai-lie.trycloudflare.com/api/check?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":null,"responseSchema":{"type":"object","example":{"x402":true,"alive":true,"scheme":"exact","status":402,"checked":"https://api.exa.ai/search","network":"base","latency_ms":340,"valid_handshake":true,"price_usd_if_usdc":0.007},"properties":{"at":{"type":"string"},"x402":{"type":"boolean"},"alive":{"type":"boolean"},"asset":{"type":"string"},"payTo":{"type":"string"},"scheme":{"type":"string"},"status":{"type":"number"},"checked":{"type":"string"},"network":{"type":"string"},"latency_ms":{"type":"number"},"price_atomic":{"type":"string"},"x402_version":{"type":"number"},"valid_handshake":{"type":"boolean"},"price_usd_if_usdc":{"type":"number"}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"down","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_hrQPG6tw2u2H-gEBlt1fj","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Checks whether a given URL serves a valid x402 payment handshake and returns its price, asset, network, payTo address, and latency.","exampleAgentPrompt":"Before I pay, check whether https://api.exa.ai/search is a real x402 endpoint — tell me if the handshake is valid, what it costs in USDC, which network it's on, and where the payment goes.","exampleUseCases":[{"title":"Pre-payment conformance check","prompt":"Before my agent pays that API, probe https://api.openai-proxy.example.com/chat to confirm it actually serves a valid x402 handshake and tell me the exact price, network, and wallet address it expects."},{"title":"Auditing a third-party x402 service","prompt":"I found a new x402 API listed on Bazaar — can you verify that https://data.someprovider.io/feed is alive and properly conforming to x402, and what asset and scheme it uses?"},{"title":"Latency and liveness monitoring","prompt":"Check if https://payments.myservice.xyz/api is still up and responding to x402 probes correctly, and how fast it's responding — I want to know the latency and whether the handshake is still valid."}],"resultDescription":"Returns a JSON object indicating whether the target URL is alive, whether it returns a valid x402 402 status, the scheme (e.g. exact), network (e.g. base), asset, payTo wallet address, price in atomic units and USD-equivalent if USDC, x402 version, and round-trip latency in milliseconds.","failureModes":["Target URL is unreachable — alive: false, no handshake data returned","Target URL does not return a 402 status — x402: false","Malformed or non-conformant 402 response — valid_handshake: false","Probe itself times out — latency_ms may be absent or error returned","Invalid or missing URL parameter in request body"],"whenToPreferThis":"Use this endpoint when an AI agent or user needs to verify that a specific URL is a legitimate x402-compatible service before committing a payment. It is the right choice when you want to confirm price, network, asset, and payTo details rather than assuming they match a listing. Prefer it over trusting marketplace metadata alone, especially for high-value or unfamiliar endpoints.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T04:28:29.511Z","isFirstParty":false,"canonicalSlug":"x402-radar-conformance-probe-9186fe36"}