Carbon Intensity Plans
Machine-readable plans and pricing definition for the Carbon Intensity API. The API is provided free of charge with no authentication required, under a CC BY 4.0 license. NESO applies a rate limit and may block applications that make a large number of calls, but no specific published limit numbers exist. Values below are best-available estimates from public documentation.
Carbon Intensity Plans is the machine-readable pricing-plan profile for Carbon Intensity API on the APIs.io network, in the API Commons Plans shape.
It defines 1 plan, covering free tiers, with named plans including Free.
This profile was written by API Evangelist and has not been verified against a page the provider published; treat every figure as unconfirmed until a dated transcription replaces it.
Tagged areas include Environment, Energy, Carbon Intensity, and Great Britain.
generated, dated 2026-06-13.
Plans
The Carbon Intensity API is entirely free to use with no authentication, API keys, or registration required. Provided by NESO as a public service under CC BY 4.0. Rate limiting is applied at NESO's discretion; no paid tiers exist.
- No Authentication Required
- National Carbon Intensity Endpoints
- Regional Carbon Intensity Endpoints
- Generation Mix Endpoints
- Statistics Endpoints
- 96+ Hour Forecasts
- Historical Data (up to 14-day range queries)
- Postcode-Level Queries
- CC BY 4.0 Licensed Data
Work with this as data
Every plan here is available over the APIs.io API and to AI agents over MCP.