aid: fueleconomy
name: FuelEconomy.gov
description: >-
  US Department of Energy REST API providing official EPA fuel economy ratings,
  vehicle specifications, CO2 emissions data, and energy cost comparisons for
  all model years from 1984 to present. Administered by Oak Ridge National
  Laboratory for the DOE and EPA, the API offers free, unauthenticated access
  to vehicle lookup menus, per-vehicle MPG records, emissions data, current fuel
  prices, and community-contributed real-world fuel economy data.
type: Index
image: https://kinlane-productions.s3.amazonaws.com/apis-json/apis-json-logo.jpg
url: https://raw.githubusercontent.com/api-evangelist/fueleconomy/refs/heads/main/apis.yml
created: "2026-06-13"
modified: "2026-06-13"
specificationVersion: "0.19"
tags:
  - Fuel Economy
  - EPA
  - DOE
  - Energy
  - Vehicles
  - Emissions
  - CO2
  - MPG
  - Automotive
  - Government
  - Open Data
apis:
  - aid: fueleconomy:fuel-economy-web-services
    name: Fuel Economy Web Services
    description: >-
      RESTful web services providing official EPA fuel economy ratings, vehicle
      specifications, CO2 emissions records, current fuel prices, and
      community-contributed real-world MPG data for passenger cars and light
      trucks from 1984 through the current model year.
    humanURL: https://www.fueleconomy.gov/feg/ws/index.shtml
    baseURL: https://www.fueleconomy.gov/ws/rest
    tags:
      - Fuel Economy
      - Vehicles
      - EPA
      - MPG
      - Emissions
      - Fuel Prices
    properties:
      - type: Documentation
        url: https://www.fueleconomy.gov/feg/ws/index.shtml
      - type: OpenAPI
        url: https://raw.githubusercontent.com/api-evangelist/fueleconomy/refs/heads/main/openapi/fueleconomy-fuel-economy-web-services-openapi.yml
    contact:
      - FN: FuelEconomy.gov Feedback
        email: fueleconomy@ornl.gov
common:
  - type: Website
    url: https://www.fueleconomy.gov/
  - type: Documentation
    url: https://www.fueleconomy.gov/feg/ws/index.shtml
  - type: DataDownload
    url: https://www.fueleconomy.gov/feg/download.shtml
  - type: Widgets
    url: https://www.fueleconomy.gov/widgets/
  - type: Newsletter
    url: mailto:FuelEconomyNews-join@elist.ornl.gov
  - type: Plans
    url: plans/fueleconomy-plans-pricing.yml
  - type: RateLimits
    url: rate-limits/fueleconomy-rate-limits.yml
  - type: FinOps
    url: finops/fueleconomy-finops.yml
maintainers:
  - FN: Kin Lane
    email: kin@apievangelist.com