name: Sunrise Sunset Plans and Pricing
description: Pricing plans for the Sunrise Sunset API service.
url: https://sunrise-sunset.org/api
plans:
  - name: Free
    description: The Sunrise Sunset API is completely free to use with no signup, API key, or payment required. Attribution to sunrise-sunset.org is required when using the API in any project.
    price: 0
    currency: USD
    billingPeriod: none
    features:
      - Free access to all API endpoints
      - No API key required
      - No signup required
      - Sunrise and sunset times
      - Solar noon
      - Day length
      - Civil, nautical, and astronomical twilight times
      - Support for any geographic location via lat/lng
      - Historical and future date lookups
      - Timezone support via tzid parameter
      - JSONP support via callback parameter
    rateLimit: Excessive or abusive usage is discouraged; no hard limit published
    attribution: Required — users must display a link back to sunrise-sunset.org