OpenSky Network vs Orizn Visa

Same instrument, two spec sheets — measured, not claimed.

Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms
P95 · ms
AuthnoneapiKey
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial usenounclear
Data licenseNon-commercial/research use per OpenSky termsUnverified
Free tierFree for non-commercial/research use; anonymous requests are rate-limited and time-coarsenedFree tier — API key required
Rate limitAnonymous access throttled; registered/OAuth users get higher limitsUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

OpenSky Network vs Orizn Visa: common questions

Which is more reliable, OpenSky Network or Orizn Visa?

On our scheduled checks, Orizn Visa leads on measured uptime — OpenSky Network at —% versus Orizn Visa at —% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Do OpenSky Network and Orizn Visa need an API key?

OpenSky Network needs no key, while Orizn Visa requires a free API key. If you want to start calling without signup, reach for OpenSky Network first.

Can I call OpenSky Network and Orizn Visa from the browser?

Only Orizn Visa is browser-friendly — it returns CORS headers over HTTPS. OpenSky Network needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are OpenSky Network and Orizn Visa free for commercial use?

OpenSky Network is personal/non-commercial only, and Orizn Visa has unclear commercial terms. We track service terms and the data license as separate fields — see the Commercial use and Data license rows above, and confirm both before shipping either in a paid product.