es.contix/herramientas

up checked 2026-11-11T01:37:22.845Z

Unclaimed · Unverified

Publisher-provided title

contix herramientas

Publisher-provided description

Free no-auth tools for Spain: validate IBAN, EU VAT check (VIES), Modelo 303 sums, Veri*factu dates.

Summary by lookupd

Validates IBANs and EU VAT numbers, computes Spanish VAT and Modelo 303 figures, and returns Veri*factu and e-invoicing deadlines.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http herramientas https://api.contix.es/api/v1/mcp/herramientas

Codex, remote (streamable-http)

codex mcp add herramientas --url https://api.contix.es/api/v1/mcp/herramientas

Cursor, remote (streamable-http) → .cursor/mcp.json

{
  "mcpServers": {
    "herramientas": {
      "url": "https://api.contix.es/api/v1/mcp/herramientas"
    }
  }
}

Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.

Publisher-provided text

calculate_vat Compute the taxable base, VAT (IVA) amount, optional recargo de equivalencia and optional IRPF withholding from an amount. By default `importe` is the taxable b
validate_spanish_tax_id Two modes in one input. If `valor` is only 1-8 digits, computes the DNI check letter and returns the full 8-digit-plus-letter DNI (digits are left-padded with z
validate_iban Check whether an IBAN is well formed: country length (SWIFT IBAN registry) and ISO 13616 check digits. For Spanish IBANs also the two account check digits (DC)
check_vat_number Look up an EU VAT number in the European Commission's VIES registry. Returns what the registry says: whether the number exists and, where the member state publi
calculate_modelo_303 Add up the boxes (casillas) of the Spanish quarterly VAT return Modelo 303 with the formulas printed on the official AEAT form: 27, 45, 46, 64, 66, 87, 69 and 7
get_obligation_dates Deadlines from the published Spanish rules: Veri*factu (RD 1007/2023, dates of RD-ley 15/2025) and mandatory B2B e-invoicing (RD 238/2026, counted from the mini

Shows this live status and links here; updates hourly.

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