Validador RFC · CURP · CLABE — Mexican ID Validator

    1

    Valida RFC, CURP y CLABE offline (dígito verificador) y limpia CSVs completos. Explica cada error. Sin API.

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    Validador RFC · CURP · CLABE — Mexican ID Validator

    Example session with this skill installed

    Validate these Mexican IDs: SAT970701NN3, BEML920313HCMLNS09, and 002010077777777772. Tell me if they are correct and what data they contain.

    • Read your context and instructions
    • Compiled the validador rfc curp

    I have validated the three Mexican identifiers provided. Two are structurally correct, and one contains a check-digit error.

    Validation Results

    InputTypeStatusExtracted DataError Detail
    SAT970701NN3RFC (Moral)✅ ValidDate: 1997-07-01None
    BEML920313HCMLNS09CURP✅ ValidDate: 1992-03-13, Sex: M, State: SLNone
    002010077777777772CLABE❌ InvalidBank: Banamex, Account: 0777777777Check-digit mismatch. Expected 1, received 2.

    Important Note: A status of "Valid" means the identifier is mathematically well-formed. This does not confirm that the RFC is active in the SAT database, that the CURP is registered with RENAPO, or that the bank account belongs to a specific person.

    Next steps

    • Correct the last digit of the CLABE to 1 and re-verify the account number.
    • Use the validated RFC for generating CFDI 4.0 invoices.
    • If you need to validate a larger list, provide a CSV file for bulk processing.

    Connects securely to your tools. The creator never sees your data.

    About this skill

    Valida identificadores mexicanos sin internet con los algoritmos públicos de dígito verificador.

    • RFC físico/moral: estructura, fecha real, DV módulo 11, RFC genéricos
    • CURP: estructura, fecha, sexo, entidad, DV
    • CLABE: DV 3-7-1 + banco, plaza y cuenta
    • Modo CSV: agrega columnas _valido y _errores a tu base de clientes/proveedores
    • Porta las funciones a JS/TS, SQL o Sheets para tus formularios
    • Casos de prueba verificados incluidos

    Ideal para contadores, devs de fintech/e-commerce MX, RR. HH. y freelancers que cobran por SPEI. "Válido" = bien formado; no consulta SAT/RENAPO. No es asesoría fiscal.

    How to use

    Skills on Agensi run inside your AI agent. Copy the prompt, paste it into your agent, and it connects to Agensi and installs this skill for you. If a payment is needed, your agent shows it to you first.

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