It's possible to save your shopper's payment details by specifying the amount.value to zero. Note that not all local payment methods support zero amount authorisations.
The following frequently used payment methods and their support for zero auth payments are shown in the below table:
| Payment methods | Support for zero auth payments |
| Cards | Yes |
| Google Pay | Yes |
| PayPal | Yes |
| Alipay | No |
| Apple Pay | Yes |
| Klarna | Yes |
| WeChat Pay | No |
| Amazon Pay | Yes |