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VIES Smoother

io.github.Lucrumist/vies-smoother · v0.1.0

SLA'd EU VAT validation on VIES. Honest 3-state result, never guesses. 100 free lookups.

Connect Remote server

Terminal
claude mcp add --transport http vies-smoother https://vantane.com/mcp --header "X-API-Key: <X_API_KEY>"
~/.cursor/mcp.json
{
  "mcpServers": {
    "vies-smoother": {
      "url": "https://vantane.com/mcp",
      "headers": {
        "X-API-Key": "<X_API_KEY>"
      }
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "vies-smoother": {
      "type": "http",
      "url": "https://vantane.com/mcp",
      "headers": {
        "X-API-Key": "<X_API_KEY>"
      }
    }
  }
}
Claude Desktop
Settings > Connectors > Add custom connector
URL: https://vantane.com/mcp

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools 2 found in our last check

  • validate_vat

    Validate a single EU VAT number. Costs 1 credit unless upstream is unavailable and there's no cache (then it's free and honest about it). Args: country_code: 2-letter EU member state code (e.g. DE, FR, EL, XI). vat_number: The VAT number without the country prefix.

  • validate_vat_batch

    Validate up to 50 EU VAT numbers in one call. 1 credit per item that gets a real answer (unavailable_upstream items are free). Args: items: list of {"country_code": str, "vat_number": str}, max 50.

Headers

NameDescription
X-API-Key
Required, secret
API key claimed via POST https://vantane.com/keys/claim (free, no account needed, 100 free lookups). Each caller must use their own key -- this is a shared public endpoint with per-key metering.

Details

Endpointhttps://vantane.com/mcp (Streamable HTTP)
First published15 Jul 2026
Last updated15 Jul 2026
Registry nameio.github.Lucrumist/vies-smoother

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