{"uid":"cap_aun_9YDny8I-dYNQNUuLf","slug":"x402-doctor-endpoint-diagnostic-02a064a2","name":"X402 Doctor – Endpoint Diagnostic","description":"Full paid x402 diagnostic JSON for a target endpoint.","url":"https://doctor.promoclube.online/diagnose","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"url":{"type":"string","format":"uri","description":"Public HTTP(S) endpoint to inspect before spending on it."}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_qWP-uRHiTiGUk7oPXHiC6","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Runs a full x402 protocol diagnostic on a target HTTP endpoint and returns structured JSON describing its payment requirements and compatibility.","exampleAgentPrompt":"Before I spend anything, can you diagnose https://api.example.com/generate and tell me exactly what x402 payment it expects — the price, currency, facilitator, and whether it's compatible?","exampleUseCases":[{"title":"Pre-flight check before paying","prompt":"I'm about to call https://data.someservice.xyz/report but I don't want to get hit with an unexpected payment. Can you run an x402 diagnostic on it first and tell me what it costs and how payment works?"},{"title":"Auditing a fleet of paid APIs","prompt":"I'm building a list of x402-compatible APIs — can you diagnose https://inference.coolmodel.ai/v1/complete and give me the full breakdown of its payment requirements in JSON?"},{"title":"Debugging a 402 payment failure","prompt":"My agent keeps failing when it tries to pay https://payments.partnerapi.io/lookup — can you run a diagnostic on that URL to see if the x402 setup looks correct and what exactly it's expecting?"}],"resultDescription":"Returns a structured JSON object containing the full x402 diagnostic for the target endpoint, including payment amount, accepted currency (e.g. USDC), payment facilitator, network, supported schemes, and protocol compliance status.","failureModes":["Target URL is unreachable or times out — diagnostic cannot be completed","Target URL does not return a 402 response — not an x402 endpoint","Malformed or non-URI input returns a validation error","Target endpoint has misconfigured x402 headers — partial or ambiguous diagnostic returned","Rate limiting or network errors from the target endpoint may affect results"],"whenToPreferThis":"Use this endpoint when an AI agent needs to inspect an unknown or untrusted HTTP endpoint for x402 payment compatibility before committing funds. Ideal as a pre-flight step in agentic payment workflows to avoid failed or wasted USDC transactions. Prefer this over blind calling when the payment amount, facilitator, or currency of a target endpoint is unknown.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:33:53.592Z","isFirstParty":false}