{"uid":"cap_eG3rR1n0O-b9R6bUxy_Gt","slug":"brazilian-cpf-digit-validator-7732aec8","name":"Brazilian CPF Digit Validator","description":"Validação de CPF brasileiro (dígito verificador) em tempo real — pra agente de IA confirmar que um CPF é matematicamente válido antes de usar num cadastro/pagamento. Não consulta dado pessoal de ninguém, só confirma o número.","url":"https://agentum.lat/validar-cpf","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":["cpf"],"properties":{"cpf":{"type":"string","description":"CPF brasileiro, 11 dígitos, apenas números"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"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_lYRVIsF0FizLrkJ02rB1W","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":"Validates whether a Brazilian CPF number is mathematically valid by checking its verification digits, without accessing any personal data.","exampleAgentPrompt":"Before I submit this registration, can you check if the CPF 123.456.789-09 is mathematically valid — just the digit check, no personal data lookup needed?","exampleUseCases":[{"title":"Pre-registration CPF sanity check","prompt":"I'm about to create an account for a new Brazilian customer — can you validate that the CPF 045.873.120-05 passes the verification digit check before I save it to the database?"},{"title":"Payment form CPF validation","prompt":"A user just typed their CPF as 52998224725 into our checkout form — check if it's a valid CPF number so we don't send a payment request with a broken tax ID."},{"title":"Bulk onboarding data quality check","prompt":"We received a CPF of 11144477735 from a lead form submission — can you confirm it's mathematically valid before we add it to our CRM?"}],"resultDescription":"Returns whether the given CPF number is mathematically valid according to the Brazilian CPF verification digit algorithm. The response indicates true/false validity without retrieving any personal information associated with the CPF.","failureModes":["CPF with fewer or more than 11 digits returns an invalid/error response","Non-numeric characters in CPF that are not stripped may cause a rejection","All-same-digit CPFs (e.g. 111.111.111-11) are mathematically invalid and will return invalid","Network timeout or service unavailability returns an HTTP error","Missing required 'cpf' query parameter returns a 400 or similar error"],"whenToPreferThis":"Use this endpoint when you need a fast, cheap, privacy-safe check that a Brazilian CPF number is structurally and mathematically valid before using it in a registration, payment, or form submission. Prefer this over CNPJ validators when dealing with individual taxpayers (CPF) rather than companies (CNPJ). It does not perform a government registry lookup, so use it for format/checksum validation only — not to verify identity or check if the CPF is registered to a specific person.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T18:39:56.591Z","isFirstParty":false}