The CheddarGetter Ruby SDK by Expected Behavior allows to make API calls. Responses display data of a new customer associated to name, email, credit card expiration, and subscription. Available installation and usage.
Telefonica, one of the largest telcos in Europe, announced Telenor (Norwegian-based carrier) as its first carrier partner for the BlueVia API platform. The first BlueVia API available to developers is billing services. In-app billing services remove the need for marketplaces like the Apple's app store or iTunes for mobile app purchases. Instead, consumers' purchases are added to their phone bills.