Aleta Developer Portal
Issue payment cards and move money on them — without becoming a bank.
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Written for engineers integrating the API, with payments concepts explained along the way so you don't need prior card-issuing experience.
- Get StartedAuthentication, environments, core concepts, and a quickstart that issues a card.Learn more
- ProductsCard issuing end to end — cardholders, accounts, cards, transactions, 3-D Secure — plus eSIM.Learn more
- API ReferenceEvery endpoint generated from the OpenAPI spec, with conventions, errors, and idempotency.Learn more
- WebhooksSigned, retried, replayable events — with delivery guarantees and local testing.Learn more
- SecurityPCI DSS scope, encryption and key management, audit logs, and IP allowlisting.Learn more
- SupportTroubleshooting, FAQ, API versioning and deprecation policy, and platform status.Learn more