Systems architecture for controlling onsite and offsite energy sources

A power calculating (PC) computing device including a processor and a memory in communication with the processor, the processor programmed to retrieve power supply data from a renewable energy device, wherein the power supply data includes at least one measurement associated with renewable power generation, retrieve power status data from an accumulator, retrieve power demand data from a power monitor device associated with an electrical device, retrieve utility status data from a utility data provider, generate aggregate power data based on the power supply data, the power status data, and the power demand data, and calculate a power cost metric based on the aggregate power data and the utility status data.