Navitia vs NHTSA

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

Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms
P95 · ms
AuthapiKeynone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearyes
Data licenseUnverifiedPublic domain (U.S. Government work)
Free tierFree tier — API key requiredFree, no key
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Navitia vs NHTSA: common questions

Which is more reliable, Navitia or NHTSA?

On our scheduled checks, NHTSA leads on measured uptime — Navitia at —% versus NHTSA 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 Navitia and NHTSA need an API key?

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

Can I call Navitia and NHTSA from the browser?

Yes — both Navitia and NHTSA send CORS headers over HTTPS, so front-end code can fetch either directly with no backend proxy. That makes them easy to swap in a client-side app while you compare responses.

Are Navitia and NHTSA free for commercial use?

Navitia has unclear commercial terms, and NHTSA allows commercial use on its free tier. 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.