{"uid":"cap_stXaVBlUhX_tHHVGekHx_","slug":"revenue-swarm-x402-seller-fix-auditor-e8625cbe","name":"Revenue Swarm x402 Seller Fix Auditor","description":"Pay-per-call B2B sales lead and procurement intelligence plus Base wallet data for agents. Search EU tenders/RFPs or inspect a Base wallet. Payments use x402 USDC on Base.","url":"https://eu-tender-x402-v2-production.up.railway.app/api/x402-seller-fix?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"url":{"type":"string","description":"Public x402 endpoint to diagnose"},"body":{"description":"Optional JSON body for non-GET probes"},"method":{"type":"string","default":"GET","description":"HTTP method"}}},"responseSchema":{"type":"json","example":{"score":88,"method":"GET","product":"x402 Seller Fix","summary":{"checks":10,"failed":2,"passed":8,"critical_failed":0},"verdict":"needs-fixes","findings":[{"id":"openapi","fix":"Publish /openapi.json","pass":false}],"observed":{"http_status":402,"x402_version":2,"accepts_count":1},"audited_url":"https://api.example.com/paid"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","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":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_QTPBOIQS-ZUhq7sQuEeZ9","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Audits an x402-enabled API seller endpoint for correctness, returning a scored verdict with detailed findings on what passes or fails.","exampleAgentPrompt":"Can you audit my x402 seller endpoint at https://myapi.example.com/paid-endpoint using a GET request and tell me if it's ready, needs fixes, or is broken — and list exactly what checks failed?","exampleUseCases":[{"title":"Pre-launch x402 API readiness check","prompt":"I'm about to launch my pay-per-call API at https://myservice.railway.app/api/data — can you run an x402 seller audit on it with a GET request and tell me if it's ready or what I need to fix before going live?"},{"title":"Debugging a broken x402 payment flow","prompt":"My x402 monetized endpoint at https://api.mybot.io/search keeps failing for paying clients — can you audit it via POST and show me the critical failures so I know what to fix?"},{"title":"Validating a third-party x402 seller endpoint","prompt":"I'm evaluating an x402 API at https://partner-service.up.railway.app/query before integrating it — audit it with a GET and give me the verdict, score, and any failed checks so I can decide if it's reliable."}],"resultDescription":"Returns a structured audit report including: product name, the audited URL, HTTP method used, an integer score (0–100), a verdict of 'ready', 'needs-fixes', or 'broken', a summary of total checks run with pass/fail counts and critical failures, a detailed findings array (each with id, severity, pass/fail flag, message, fix suggestion, and evidence), an observed data object, and a generated_at timestamp.","failureModes":["Target URL is unreachable or returns a network error — audit cannot proceed","Invalid or malformed URL provided — request rejected","Target endpoint does not implement x402 at all — audit will return 'broken' verdict with critical failures","Missing required 'url' field — returns 400 error","Target endpoint times out during audit — inconclusive result","x402 payment for the audit call itself fails — endpoint not reached"],"whenToPreferThis":"Use this endpoint when you need to programmatically verify that an x402-enabled seller API is correctly implemented before deployment or integration. It is the right choice when you want a machine-readable readiness verdict with actionable fix suggestions, especially for APIs monetized with USDC on Base via the x402 protocol. Prefer this over manual testing when you need a scored, structured report covering multiple compliance checks at once.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T03:38:08.870Z","isFirstParty":false,"canonicalSlug":"revenue-swarm-x402-seller-fix-auditor-e8625cbe"}