A system for managing electric energy exchange devices is disclosed. The system comprises a processor and a memory. The processor is configured to receive a set of predefined parameters for electric energy exchange a vehicle using an electric energy exchange device for a time increment. The processor is further configured to receive a set of transaction specific parameters. The processor is configured to determine a price for electric energy exchange based at least in part on the set of predefined parameters and the set of transaction specific parameters. The memory is coupled to the processor and configured to provide the processor with instructions.