Carbon Intensity API

The Carbon Intensity API is the official carbon intensity forecasting service for Great Britain, developed by the National Energy System Operator (NESO) in partnership with EDF, the University of Oxford, and WWF. It provides real-time, forecast, and historical carbon intensity data alongside generation mix information for GB electricity, with 96+ hour forecasts and 30-minute temporal resolution across 14 regional DNO boundaries. The API is publicly accessible with no authentication required and is licensed under CC BY 4.0.

1 APIs 0 Features

Carbon IntensityEnvironmentEnergyElectricityClimateGreat BritainNational Grid

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aid: carbon-intensity
url: https://raw.githubusercontent.com/api-evangelist/carbon-intensity/refs/heads/main/apis.yml
name: Carbon Intensity API
description: >-
  The Carbon Intensity API is the official carbon intensity forecasting service
  for Great Britain, developed by the National Energy System Operator (NESO) in
  partnership with EDF, the University of Oxford, and WWF. It provides real-time,
  forecast, and historical carbon intensity data alongside generation mix
  information for GB electricity, with 96+ hour forecasts and 30-minute temporal
  resolution across 14 regional DNO boundaries. The API is publicly accessible
  with no authentication required and is licensed under CC BY 4.0.
specificationVersion: '0.19'
created: '2026-06-13'
modified: '2026-06-13'
tags:
  - Carbon Intensity
  - Environment
  - Energy
  - Electricity
  - Climate
  - Great Britain
  - National Grid
apis:
  - aid: carbon-intensity:carbon-intensity-api
    name: Carbon Intensity API
    description: >-
      REST API providing real-time, forecast, and historical carbon intensity
      and fuel generation mix data for Great Britain electricity generation.
      Covers national and 14 regional datasets including England, Scotland, and
      Wales, with postcode-level queries and up to 48-hour forward forecasts.
    humanURL: https://carbonintensity.org.uk/
    baseURL: https://api.carbonintensity.org.uk
    tags:
      - Carbon Intensity
      - Environment
      - Energy
      - Electricity
      - Forecast
      - Generation Mix
      - Regional
    properties:
      - type: Documentation
        url: https://carbon-intensity.github.io/api-definitions/
      - type: OpenAPI
        url: https://carbon-intensity.github.io/api-definitions/
      - type: GitHubRepository
        url: https://github.com/carbon-intensity/api-definitions
      - type: TermsOfService
        url: https://github.com/carbon-intensity/terms
      - type: License
        url: https://creativecommons.org/licenses/by/4.0/
      - type: Plans
        url: https://raw.githubusercontent.com/api-evangelist/carbon-intensity/refs/heads/main/plans/carbon-intensity-plans.yml
      - type: RateLimits
        url: https://raw.githubusercontent.com/api-evangelist/carbon-intensity/refs/heads/main/rate-limits/carbon-intensity-rate-limits.yml
      - type: FinOps
        url: https://raw.githubusercontent.com/api-evangelist/carbon-intensity/refs/heads/main/finops/carbon-intensity-finops.yml
      - type: OpenAPI
        url: https://raw.githubusercontent.com/api-evangelist/carbon-intensity/refs/heads/main/openapi/carbon-intensity-openapi.yml
      - type: JSONSchema
        url: https://raw.githubusercontent.com/api-evangelist/carbon-intensity/refs/heads/main/json-schema/intensity-period.json
      - type: JSONSchema
        url: https://raw.githubusercontent.com/api-evangelist/carbon-intensity/refs/heads/main/json-schema/generation-mix.json
      - type: JSONSchema
        url: https://raw.githubusercontent.com/api-evangelist/carbon-intensity/refs/heads/main/json-schema/regional-intensity.json
      - type: JSONSchema
        url: https://raw.githubusercontent.com/api-evangelist/carbon-intensity/refs/heads/main/json-schema/intensity-factors.json
      - type: Vocabulary
        url: https://raw.githubusercontent.com/api-evangelist/carbon-intensity/refs/heads/main/vocabulary/carbon-intensity-vocabulary.yml
      - type: JSONLDContext
        url: https://raw.githubusercontent.com/api-evangelist/carbon-intensity/refs/heads/main/json-ld/carbon-intensity-context.jsonld
common:
  - type: Website
    url: https://carbonintensity.org.uk/
  - type: Documentation
    url: https://carbon-intensity.github.io/api-definitions/
  - type: GitHubOrganization
    url: https://github.com/carbon-intensity
  - type: TermsOfService
    url: https://github.com/carbon-intensity/terms
  - type: License
    url: https://creativecommons.org/licenses/by/4.0/
  - type: X
    url: https://x.com/carbonintensity
  - type: LinkedIn
    url: https://www.linkedin.com/company/national-energy-system-operator
maintainers:
  - FN: Kin Lane
    email: [email protected]

Carbon Intensity API

APIs

Carbon Intensity API

Semantic Vocabularies

Carbon Intensity Context

Resources

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