Validate any EU VAT number against the official EU VIES system. Returns whether the number is currently valid and, when the member state discloses it, the registered trader's name and address. A caching and stale-fallback layer keeps answers flowing during VIES outages. Covers all 27 EU member states. Pay per call in EURC — no signup or API key. Built for KYB, tax and invoicing, and customer-onboarding checks by autonomous agents.

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