Abstract VAT Validation vs Xero OAuth 2 Identity Service API
If you need a Finance API that's easy to integrate, go with Abstract VAT Validation.
Abstract VAT Validation
Validate VAT numbers and calculate VAT rates
Xero OAuth 2 Identity Service API
These endpoints are related to managing authentication tokens and identity for Xero API
Abstract VAT Validation
- Simple API key authentication
- HTTPS supported
- CORS enabled for frontend use
Xero OAuth 2 Identity Service API
- Simple API key authentication
- HTTPS supported
| Feature | Abstract VAT Validation | Xero OAuth 2 Identity Service API |
|---|---|---|
| Authentication | apiKey | apiKey |
| HTTPS | Yes | Yes |
| CORS | Yes | Unknown |
When to use which?
Abstract VAT Validation works directly from the browser with CORS enabled, making it better for frontend-only apps.