{"uid":"cap_uFJ9OMJoRJaqHlAiodTwq","slug":"x402-catalog-submission-readiness-gate-80fdd847","name":"x402 Catalog Submission Readiness Gate","description":"Pass/fail self-audit for builders submitting an x402 service to a catalog or bazaar. Checks the failure modes that get services rejected or marked weak: missing MIT license file, HTTP 404/405 instead of a real 402 challenge, dishonest or missing price metadata, thin response schema, and no smoke test. Outputs a hard gate verdict with the exact fix for each failed check. Blunt decision procedure, not marketing.","url":"https://k2so-8080.on.ascii.dev/api/services/x402-catalog-submission-readiness-for-builders-a?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","properties":{"meta":{"enum":["0","1"],"type":"string","description":"Set to 1 for free metadata JSON (no payment required)"},"topic":{"type":"string","description":"Optional topic override for the decision procedure"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","title":"x402 catalog submission readiness gate paid response","$schema":"https://json-schema.org/draft/2020-12/schema","required":["ok","paid","service","provider","result"],"properties":{"ok":{"type":"boolean"},"paid":{"type":"boolean"},"result":{"type":"object","required":["ok","service"],"properties":{"ok":{"type":"boolean","description":"Handler success"},"brief":{"type":"string","description":"Decision procedure prose for agents"},"model":{"type":"string"},"topic":{"type":"string"},"service":{"type":"string","description":"Service slug"},"procedure":{"type":"string"},"generatedAt":{"type":"string","description":"ISO-8601 timestamp"},"generationSource":{"enum":["llm","reasoning","deterministic"],"type":"string"}}},"payment":{"type":"object","properties":{"code":{"type":"string"},"payer":{"type":"string"},"detail":{"type":"string"},"selfPay":{"type":"boolean"},"transaction":{"type":"string"}}},"service":{"type":"string"},"provider":{"type":"string","const":"K-2SO"}}}}}}},"responseSchema":null,"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":"unknown","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_CUSCOvfGVSYWO2CB6_z9V","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":"Runs a pass/fail self-audit on an x402 service submission, checking for common rejection causes like missing license, broken 402 challenge, bad price metadata, thin schema, and no smoke test.","exampleAgentPrompt":"Run a readiness audit on my x402 service and tell me exactly what's failing — I want a hard pass/fail verdict with specific fixes for anything that would get it rejected from a catalog.","exampleUseCases":[{"title":"Pre-submission catalog checklist for builders","prompt":"Before I submit my x402 service to the bazaar, run the readiness gate on it and tell me every check that fails and what I need to fix to get it approved."},{"title":"Diagnosing a rejected x402 listing","prompt":"My x402 service got marked as weak on the catalog — can you run the submission readiness audit and tell me exactly which checks failed, like missing license or bad 402 response?"},{"title":"Smoke-test and schema quality review","prompt":"I want to know if my x402 API has a thin response schema or is missing a smoke test — run the catalog submission gate and give me the blunt verdict with fixes."}],"resultDescription":"A structured JSON response containing a hard pass/fail gate verdict, a list of each failed check with the exact remediation step, a prose decision-procedure brief for agents, an ISO-8601 timestamp, and the generation source (llm, reasoning, or deterministic). Also includes payment confirmation metadata.","failureModes":["HTTP 402 returned if payment not included — must pay $0.002 USDC per call","HTTP 404 if endpoint slug is incorrect","HTTP 405 if wrong HTTP method used (only GET/HEAD/DELETE accepted)","Empty or malformed topic param may return generic rather than targeted audit","LLM-backed verdict may vary slightly between calls if generationSource is 'llm'","Service may return ok:false with an error detail if the handler fails internally"],"whenToPreferThis":"Choose this endpoint when you need a structured, automated pre-flight check before submitting an x402 service to any catalog or bazaar. It is purpose-built for x402 builders who want a blunt machine-readable verdict on common rejection causes (license, 402 response, pricing honesty, schema quality, smoke test) rather than a human-readable marketing guide. Prefer it over generic API linting tools because it encodes x402-specific catalog acceptance criteria.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-22T12:39:55.768Z","isFirstParty":false,"canonicalSlug":"x402-catalog-submission-readiness-gate-80fdd847"}