National Renewable Energy Laboratory Plans Pricing
NREL's developer network (now hosted at developer.nlr.gov, with developer.nrel.gov scheduled to shut down on 2026-05-29) provides free public APIs for renewable energy data and tools (PVWatts, Solar Resource, Utility Rates, Alternative Fuel Stations, etc.). All access is free; the only differentiation is between the shared DEMO_KEY and a free signed-up API key.
National Renewable Energy Laboratory Plans Pricing is the machine-readable pricing-plan profile for National Renewable Energy Laboratory on the APIs.io network, conforming to the API Commons Plans specification.
It defines 2 plans, covering freemium tiers, with named plans including DEMO_KEY, Signed-up API Key.
Tagged areas include Government, Energy, Renewables, and Open Data.
Plans
Shared evaluation key intended only for prototyping. Strict per-IP throttling.
- All NREL APIs (PVWatts, Solar Resource, Utility Rates, Alternative Fuel Stations, etc.)
- No signup required
Free API key obtained via the developer.nlr.gov signup form. Default rate cap of 1,000 requests per hour per key, applied across all NREL APIs.
- All NREL APIs
- Free signup
- Shared api.data.gov gateway infrastructure
Sources
- https://developer.nlr.gov/
- https://developer.nlr.gov/signup/
- https://developer.nlr.gov/docs/rate-limits/
Work with this as data
Every plan here is available over the APIs.io API and to AI agents over MCP.