US Patent 12107989 System and method for running a multi-module telephony application

A system and method of a telephony application platform can include receiving a communication session request specifying a destination endpoint, connecting the communication session through a first application module according to the destination endpoint, receiving an instruction to transition communication control to a second application module, transitioning communication control of the communication session to the second application module, independently metering resource usage of the communication session of each application module, and accounting the metered usage of the communication session.