Abstract VAT Validation vs Square Connect 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
Square Connect API
Client library for accessing the Square Connect APIs
Abstract VAT Validation
- Simple API key authentication
- HTTPS supported
- CORS enabled for frontend use
Square Connect API
- Simple API key authentication
- HTTPS supported
| Feature | Abstract VAT Validation | Square Connect 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.