Energy APIs that bring the industry’s most trusted datasets and insights to your apps Utility Rates & Bill Savings Calculate bills and model what-if scenarios, including incentive impacts. Bill Calculations Bill Savings & Energy Simulations Rates Lookup Complete Schema Irradiance & Weather Data Retrieve irradiance, wind speed, temperature and other meteorological datasets. Irradiance and Weather Requests Complete Schema Solar Simulations Simulate PV output for single sites or fleets, including real-time and forecast production. Energy Site Management Energy Site Simulation Complete Schema Application & Process Automation Automate energy program administration and application submissions via PowerClerk®. Getting Started Common Usage Scenarios Using Custom IDs API Method Reference Code Samples Versatile Web Services from Clean Power Research Electric rate and incentive services that simplify complex energy decisions. Solar resource data and power simulation services. Program administration software for optimizing interconnection and incentive processes. WHAT’S NEXT Get started with REST API Basics Obtain API keys for your projects and learn the general structure of requests and responses.