{"uid":"cap_fEr9bJjZ5TBUXxXbJEP9o","slug":"imagcon-app-x402-endpoint-validator-bfdda4a3","name":"imagcon.app x402 Endpoint Validator","description":"Test any x402 endpoint with a REAL signed payment from a fresh unfunded wallet — no funds can move. Returns the facilitator's verdict (healthy / broken / payment-ignored), decoded challenge, lint checks for silent payment-killers like over-long resource descriptions, and a 402index discovery report. Config validators check your paperwork; this reports what the facilitator actually said. Run it from CI after every deploy.","url":"https://imagcon.app/routes/x402/validate","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"url":{"type":"string","description":"The https x402 endpoint to probe (Base mainnet)"},"body":{"type":"object","description":"JSON body the target expects (default {})"}}},"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_8L_mKVWG9RueZhXDsHKQR","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":"Probes any x402-protected endpoint with a real signed payment from an unfunded wallet and reports whether the facilitator accepted, rejected, or ignored it, plus lint checks and discovery diagnostics.","exampleAgentPrompt":"Test my x402 endpoint at https://api.myservice.com/premium-data to see if the facilitator is healthy — use a POST with a JSON body containing {\"query\": \"test\"} and tell me the verdict, any lint warnings, and whether it shows up in 402index discovery.","exampleUseCases":[{"title":"CI gate after x402 deploy","prompt":"After every deploy, automatically probe https://api.myapp.com/paid-endpoint with a POST and empty JSON body to confirm the facilitator verdict is healthy and there are no lint issues before we go live."},{"title":"Debugging silent payment failures","prompt":"My x402 endpoint at https://payments.example.com/data seems to be ignoring payments silently — can you send it a real signed payment probe via POST with JSON body and tell me exactly what the facilitator said and if the resource description is too long?"},{"title":"Pre-launch 402index discoverability check","prompt":"I'm about to launch my x402 API at https://newservice.io/api/content — can you run a validation probe with a POST and empty JSON body to confirm it's discoverable in 402index and passes all lint checks?"}],"resultDescription":"Returns the facilitator's verdict (healthy, broken, or payment-ignored), the decoded 402 challenge from the endpoint, lint check results flagging silent payment-killers such as over-long resource descriptions, and a 402index discovery report showing whether the endpoint is properly indexed.","failureModes":["Target endpoint URL is unreachable or returns non-402 response — validation cannot proceed","Endpoint is on a non-Base-mainnet chain — probe may return incorrect verdict","Target endpoint requires a specific non-empty body that isn't provided — challenge may not be issued","Network timeout reaching the target endpoint — incomplete verdict returned","Malformed x402 challenge response from target — decoding fails with error details"],"whenToPreferThis":"Use this endpoint when you need to verify that a live x402 endpoint is correctly issuing and handling payment challenges through the actual facilitator flow, not just configuration checks. Choose this over static config validators when you want ground-truth evidence that the facilitator responds correctly, payments aren't silently dropped, lint issues are caught, and the endpoint is discoverable — especially as a CI/CD gate after deploys.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T06:31:07.328Z","isFirstParty":false}