A method may comprise: receiving, from a merchant server, an application programming interface (API) call including an authorization request for payment and a mobile wallet identification; querying a database with the mobile wallet identification to determine a logical location of a mobile wallet associated with the mobile wallet identification; transmitting, based on the determination, a request for a payment source for the payment to the mobile wallet; receiving, from the mobile wallet, an identification of a payment source; and forwarding the identification of the payment source to the merchant server.