CarsXE vs Ignav Flight API

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

Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms
P95 · ms
AuthapiKeynone
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

CarsXE vs Ignav Flight API: common questions

Which is more reliable, CarsXE or Ignav Flight API?

On our scheduled checks, Ignav Flight API leads on measured uptime — CarsXE at —% versus Ignav Flight API 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 CarsXE and Ignav Flight API need an API key?

Ignav Flight API needs no key, while CarsXE requires a free API key. If you want to start calling without signup, reach for Ignav Flight API first.

Can I call CarsXE and Ignav Flight API from the browser?

Neither sends browser-friendly CORS headers reliably, so call CarsXE and Ignav Flight API from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.

Are CarsXE and Ignav Flight API free for commercial use?

CarsXE has unclear commercial terms, and Ignav Flight API 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.