{"uid":"cap_o9Sivm5PvkfpW6S5Xt-IX","slug":"mexico-rfc-validator-with-sat-69-b-efos-lookup-9877dbf1","name":"Mexico RFC Validator with SAT 69-B EFOS Lookup","description":"Pay-per-call Mexico utilities for AI agents over x402 (USDC on Base). No accounts, no API keys. Mexican RFC validation (offline) and SAT 69-B (EFOS) lookup by RFC. Data: SAT, Listado completo 69-B, datos abiertos (Libre Uso MX), cut-off 2026-09-30. Not an official SAT service and not endorsed by the SAT. / No es un servicio oficial del SAT ni está avalado por el SAT. Privacy notice: /privacy","url":"https://mexico-agent-toolkit.spain-agent-toolkit.workers.dev/v1/mx/rfc/validate?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"],"type":"string"},"queryParams":{"type":"object","required":["rfc"],"properties":{"rfc":{"type":"string","description":"RFC, 12 (persona moral) or 13 (persona física) characters"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"type":"persona_moral","valid":true,"checks":{"date":true,"format":true,"checkDigit":true},"sat69b":{"listed":false,"situation":null,"dataCutoff":"2026-09-30"},"normalized":"EKU9003173C9"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","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":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_mPKVAKLxtQCtYTjOfImY0","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Validates a Mexican RFC number offline and checks if the entity appears on the SAT 69-B (EFOS) tax offender list","exampleAgentPrompt":"Can you validate the RFC 'EKU9003173C9' for me and let me know if it's a valid format, whether it's for a company or individual, and if it appears on Mexico's SAT 69-B tax offender list?","exampleUseCases":[{"title":"Supplier onboarding compliance check","prompt":"Before I add this new Mexican supplier to our system, can you validate their RFC 'AAA010101AAA' and confirm it's not blacklisted on the SAT 69-B EFOS list?"},{"title":"Detect fake RFC in a form submission","prompt":"A user submitted the RFC 'XAXX010101000' on our registration form — can you check if that RFC is structurally valid and whether it belongs to a persona física or persona moral?"},{"title":"Tax invoice verification for accounting","prompt":"I have an invoice from a Mexican vendor with RFC 'CMT800101M19' — please verify if the RFC format and check digit are correct and whether they're flagged as a tax offender by SAT."}],"resultDescription":"Returns a JSON object with: the RFC type (persona_moral for 12-char or persona_física for 13-char), overall validity boolean, individual check results (format, date, checkDigit), the normalized RFC string, and SAT 69-B listing status including whether they are listed, their EFOS situation if listed, and the data cutoff date (2026-09-30).","failureModes":["Missing or malformed RFC query parameter returns an error","RFC shorter or longer than 12-13 characters will fail format check","Homoclave errors cause checkDigit check to fail","EFOS data may be stale relative to the stated cutoff if the service hasn't updated","Non-Mexican tax IDs will return invalid","Payment failure via x402 protocol blocks access to the endpoint"],"whenToPreferThis":"Use this endpoint when you need to validate Mexican RFC numbers without setting up an account or obtaining API keys — ideal for pay-per-call agent workflows. It is the right choice when you need both offline RFC structural validation and a real-time SAT 69-B EFOS compliance check in a single call. Prefer this over manual lookups or scraping the SAT portal when building automated supplier onboarding, invoice verification, or KYC pipelines for Mexican entities.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-31T18:35:51.984Z","isFirstParty":false,"canonicalSlug":"mexico-rfc-validator-with-sat-69-b-efos-lookup-9877dbf1"}