The following API specifications are part of the OBIE standard and are used to retrieving information pertaining to customer accounts from banks, process bank's customer payments, and manage the funds confirmation consents by checking and revoking statuses.
| APIs | Supported Versions |
|---|---|
| Account and Transaction API | 1.1.0, 2.0.0, 3.0.0, 3.1.0 |
| Payment Initiation API | 1.1.0, 2.0.0, 3.0.0, 3.1.0 |
| Confirmation of Funds API | 3.0.0, 3.1.0 |