The service provides financial functions and account management for applications used by customers to interact with the French bank. Functionality helps developers to register with the provider's CAS Store repository to display applications for smartphones and allow users to install them on their own devices. The service allows developers to implement credit card account management and other banking functions.
API methods support registration of new applications with the repository and update those listings over time. Methods support interactions with a user's credit card account and updates to bank account access credentials. The API implements its own geolocation service based on the city, street address, or longitude/latitude coordinates.