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NHTSA vs Sabre for Developers

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

APINHTSANEW—Sabre for DevelopersNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useyesunclear
Data licensePublic domain (U.S. Government work)Unverified
Free tierFree, no keyFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

NHTSA vs Sabre for Developers: common questions

Which is more reliable, NHTSA or Sabre for Developers?

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

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

Can I call NHTSA and Sabre for Developers from the browser?

Yes — both NHTSA and Sabre for Developers 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 NHTSA and Sabre for Developers free for commercial use?

NHTSA allows commercial use on its free tier, and Sabre for Developers 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.