Derapi is a universal API for distributed energy resource (DER) devices, including solar, battery storage, EV chargers, smart thermostats, heat pumps, and other behind-the-meter loads. Derapi unlocks the full value of DERs by removing bottlenecks related to data integration, reducing data infrastructure costs, and speeding time to market for DER software developers, DER device manufacturers, and others in the DER ecosystem.