API service for UK and EU VAT-number validation, VAT rates, invoicing, and currency conversion.

API

What your agent can do

  • Validate UK & EU member state VAT numbers

    Via API.

Tasks depend on the interface and permissions.

Connection methods

Choose a route that fits your agent.

API connection
API path
https://{{region}}.vatapi.com/v2/vat-number-check?vatid={{vatid}}&requester_vatid={{requester_vatid}}

Authentication
x-api-key

Documentation & experience

  • 1 of 1 connection paths checked
  • Latest documentation check 9 Oct 2026
View sources and checks
How documentation is checked