name: WAQI Plans and Pricing
description: World Air Quality Index API access plans and pricing details
url: https://aqicn.org/api/
plans:
  - name: Free Open Data
    description: >
      Free API access for non-commercial use. Provides programmatic access to
      real-time air quality data from 12,000+ monitoring stations worldwide.
      Access is subject to an acceptable usage policy and requires attribution
      to the World Air Quality Index project.
    cost: Free
    rateLimit:
      requests: 1000
      per: second
    features:
      - Real-time AQI data for 12,000+ stations
      - City-level data for 1,000+ cities
      - Geo-location queries (lat/lon or IP-based)
      - Pollutant-level AQI (PM2.5, PM10, NO2, CO, SO2, Ozone)
      - 3-8 day forecast data
      - Station metadata and EPA attribution
      - Current weather conditions
      - Map tile API access
      - Widget API access
    restrictions:
      - Data cannot be sold or included in commercial packages
      - Prohibited in paid applications or services
      - No caching or redistribution of data
      - Attribution to World Air Quality Index Project mandatory
      - For-profit corporate use requires explicit written agreement
      - Non-profit organizations must notify the team via email
  - name: Custom / Enterprise
    description: >
      Custom quotas and agreements available for organizations with needs
      exceeding the default rate limit or for commercial usage. Contact the
      WAQI team directly for arrangements.
    cost: Contact for pricing
    rateLimit:
      requests: Custom
      per: second
    features:
      - Custom rate limit quotas
      - Commercial usage agreement
      - All features from the Free plan
    contact: https://aqicn.org/contact/