API Marketplace

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


Account Information Services (AIS) Sandboxed

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

Payment Initiation Service (PIS) Sandboxed

Use our Payment Initiation Service API to initiate payments via third-party applications.

Consent API Sandboxed

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

Enable Belfius customers to provide their consent in the secured Belfius environment.