# VatZen API (DEPRECATED, DO NOT USE)

## VatZen API (DEPRECATED, DO NOT USE)

- [Introduction](https://documentation.vatzen.com/master.md)
- [Getting Started](https://documentation.vatzen.com/getting-started.md)
- [Authorization](https://documentation.vatzen.com/authorization.md)
- [API Errors](https://documentation.vatzen.com/api-errors.md)
- [OpenAPI & Swagger UI](https://documentation.vatzen.com/openapi-and-swagger-ui.md)
- [VAT Rates](https://documentation.vatzen.com/api/vat-rates.md): Obtain official EU VAT rates, full and reduced, for different categories.
- [VAT Number Validations](https://documentation.vatzen.com/api/validate-vat-number.md): Highly-secured, real-time EU VAT number validation that allows you to check the VAT number for a business. It's helpful when you sell to business customer and do not need to add VAT.
- [VAT Prices Calculations](https://documentation.vatzen.com/api/calculate-price.md): Using our price endpoints, you may request the API to calculate VAT compliant prices for you.
- [Generate Invoce](https://documentation.vatzen.com/api/generate-invoce.md): We created an invoicing service strictly in accordance with the requirements for VAT compliant invoicing published by the EU tax authorities. You can easily issue invoices VIA our API or dashboard.
- [NodeJS](https://documentation.vatzen.com/sdk/nodejs.md): Documentation for VatZen's NPM module
- [Ruby](https://documentation.vatzen.com/sdk/ruby.md): Ruby helper to connect your backend with VatZen.
- [Python](https://documentation.vatzen.com/sdk/python.md)