name: OpenSky Network REST API Plans
description: Access tiers for the OpenSky Network REST API based on account type and ADS-B receiver contribution status. Credits are allocated daily (or hourly for licensed users) and consumed per request based on geographic scope or time range queried.
url: https://openskynetwork.github.io/opensky-api/rest.html
plans:
  - name: Anonymous
    description: Unauthenticated access to the REST API with limited resolution and daily credit quota. Only current state vectors available, with 10-second time resolution.
    url: https://openskynetwork.github.io/opensky-api/rest.html
    price: 0.00
    currency: USD
    unit: day
    rateLimits:
      - name: Daily API Credits
        limit: 400
        unit: day
    quotas:
      - name: Time Resolution
        limit: 10
        unit: seconds
      - name: Historical Lookback
        limit: 0
        unit: hours
        description: No historical data access; current vectors only.

  - name: Standard (Authenticated)
    description: Authenticated access for registered OpenSky Network users. Higher daily credit quota and access to historical state vectors up to one hour in the past, with 5-second time resolution.
    url: https://opensky-network.org/register
    price: 0.00
    currency: USD
    unit: day
    rateLimits:
      - name: Daily API Credits
        limit: 4000
        unit: day
    quotas:
      - name: Time Resolution
        limit: 5
        unit: seconds
      - name: Historical Lookback
        limit: 1
        unit: hours
      - name: Track Data Lookback
        limit: 30
        unit: days

  - name: Active Feeder
    description: Authenticated users who operate an ADS-B receiver with at least 30% uptime in the current month receive double the daily credit allowance.
    url: https://opensky-network.org/contribute
    price: 0.00
    currency: USD
    unit: day
    rateLimits:
      - name: Daily API Credits
        limit: 8000
        unit: day
    quotas:
      - name: Time Resolution
        limit: 5
        unit: seconds
      - name: Historical Lookback
        limit: 1
        unit: hours
      - name: Track Data Lookback
        limit: 30
        unit: days

  - name: Licensed (Commercial)
    description: Commercial or operational use requiring a written license agreement with OpenSky Network. Credits replenish hourly rather than daily, enabling sustained high-volume programmatic access. Pricing determined by direct negotiation.
    url: https://opensky-network.org/about/contact
    price: 0.00
    currency: USD
    unit: hour
    priceNotes: Contact contact@opensky-network.org for commercial licensing; pricing is negotiated on a case-by-case basis.
    rateLimits:
      - name: Hourly API Credits
        limit: 14400
        unit: hour
    quotas:
      - name: Time Resolution
        limit: 5
        unit: seconds
      - name: Track Data Lookback
        limit: 30
        unit: days