The present disclosure involves systems, software, and computer implemented methods for generating new credit accounts for immediate availability for use in current online transaction. One example process includes identifying a request to perform a credit application process associated with a particular user via a client application. A first signal can be transmitted that includes a redirect instruction for the client application to a credit application site to perform a credit application process. A second signal can be transmitted that includes a merchant-specific identifier of the particular user and a request to perform the credit application process. A third signal can be received from the credit application site that includes an approval, a payment credential associated with a newly created credit account, and the merchant-specific identifier of the particular user. The payment credential can be associated with the user profile of the user corresponding to the merchant-specific identifier.