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Transport for Norway vs Transport for United States

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

APITransport for NorwayNEW—Transport for United StatesNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useyesunclear
Data licenseNorwegian Licence for Open Government Data (NLOD)Data copyright transit agencies / Umo IQ
Free tierFree — open data, no key; ET-Client-Name header requestedFree — limits not published
Rate limitRate-limited for unidentified consumers (no numeric threshold published)Unpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Transport for Norway vs Transport for United States: common questions

Which is more reliable, Transport for Norway or Transport for United States?

On our scheduled checks, Transport for United States leads on measured uptime — Transport for Norway at —% versus Transport for United States 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 Transport for Norway and Transport for United States need an API key?

Neither needs a paid key — Transport for Norway is callable with no signup, and Transport for United States is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Transport for Norway and Transport for United States from the browser?

Yes — both Transport for Norway and Transport for United States 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 Transport for Norway and Transport for United States free for commercial use?

Transport for Norway allows commercial use on its free tier, and Transport for United States 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.