{"uid":"cap_5WHMIa1RVbkLmj8LLEK14","slug":"x402-catalog-submission-readiness-gate-3f5e97e5","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.wrong.systems/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":{"type":"json","example":{"ok":true,"paid":true,"result":{"ok":true,"brief":"plain prose decision procedure (120+ words)","model":"deepseek/deepseek-v4-flash-0731","topic":"string topic","service":"x402-catalog-submission-readiness-for-builders-a","procedure":"same as brief","generatedAt":"2026-01-01T00:00:00.000Z","generationSource":"deterministic"},"service":"x402-catalog-submission-readiness-for-builders-a","provider":"K-2SO"}},"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_O4-PwL195IBqlC2-av_J3","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":"Self-audit pass/fail gate for builders checking if their x402 service meets catalog/bazaar submission requirements, with specific fixes for each failed check","exampleAgentPrompt":"Run the x402 catalog submission readiness gate on my service and tell me exactly which checks fail and what I need to fix before I can submit it to the bazaar.","exampleUseCases":[{"title":"Pre-submission catalog audit","prompt":"Before I submit my x402 payment API to the catalog, run the readiness gate and give me a hard verdict — list every check that fails and exactly what I need to fix."},{"title":"Debug bazaar rejection","prompt":"My x402 service got rejected or marked weak on the bazaar — can you run the submission readiness gate and tell me what's broken, like missing license file, bad 402 response, or thin schema?"},{"title":"Price metadata validation before listing","prompt":"I want to make sure my x402 service has honest and complete price metadata before listing — run the readiness gate and tell me if that check passes or what needs to change."}],"resultDescription":"A structured JSON response containing a boolean pass/fail verdict, a list of specific failed checks (e.g. missing MIT license, incorrect 402 challenge, dishonest price metadata, thin response schema, no smoke test), and exact remediation steps for each failure, plus a prose decision-procedure brief for agents, generation timestamp, and payment confirmation.","failureModes":["HTTP 404 if the endpoint is unavailable or misconfigured","HTTP 405 if wrong HTTP method used (only GET/HEAD/DELETE accepted)","Payment failure if USDC balance insufficient for the $0.002 per-call fee","Empty or malformed result if no service slug or topic is resolvable","LLM generation failure returning partial or null brief field"],"whenToPreferThis":"Choose this endpoint when you are a builder preparing to submit an x402 service to a catalog or bazaar and need a blunt, automated pre-flight checklist that identifies exactly which submission criteria fail and provides specific fixes. It is purpose-built for the x402 ecosystem's catalog submission standards, not generic API quality checks.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-31T14:27:36.165Z","isFirstParty":false,"canonicalSlug":"x402-catalog-submission-readiness-gate-3f5e97e5"}