Account API vs Citi
Both are solid Finance APIs. Choose based on your specific requirements.
Account API
This API is used for the classic integration. If you are just starting your implementation, refer to our [new integration guide](https://docs.adyen.com/marketplaces-and-platforms) instead. The Acc...
Account API
- Simple API key authentication
- HTTPS supported
Citi
- Simple API key authentication
- HTTPS supported
| Feature | Account API | Citi |
|---|---|---|
| Authentication | apiKey | apiKey |
| HTTPS | Yes | Yes |
| CORS | Unknown | Unknown |
When to use which?
Both Account API and Citi offer similar capabilities as Finance APIs. Review their documentation to find the best fit for your specific use case.