API Marketplace

Belfius and Banx make APIs available to you so you can give free rein to your creativity and specific banking wishes.


Account Information Services (AIS) Live

Use our Account Information Services (AIS) API to access account balances and transaction histories through third-party applications.

Payment Initiation Service (PIS) Live

Use our Payment Initiation Service API to initiate (or cancel) payments via third-party applications.

Consent API Live

Use our Consent API in order to receive the required authorization code, a mandatory input in all our AIS and CAF APIs.

Confirmation on the Availability of Funds (CAF) Live

Use our Confirmation on the Availability of Funds (CAF) API to confirm whether an amount is available on a payment account via third-party applications.

API fallback Live

Use our fallback solution when our APIs are not available