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Sabre for Developers vs Transport for Spain

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

APISabre for DevelopersNEW—Transport for SpainNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeynone
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree — no key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Sabre for Developers vs Transport for Spain: common questions

Which is more reliable, Sabre for Developers or Transport for Spain?

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

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

Can I call Sabre for Developers and Transport for Spain from the browser?

Only Sabre for Developers is browser-friendly — it returns CORS headers over HTTPS. Transport for Spain needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are Sabre for Developers and Transport for Spain free for commercial use?

Sabre for Developers has unclear commercial terms, and Transport for Spain 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.