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Transport for Norway vs Transport for Philadelphia, US

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

APITransport for NorwayHEALTHY94Transport for Philadelphia, USHEALTHY86
Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms432714
P95 · ms17624585
Authnonenone
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useyesunclear
Data licenseNorwegian Licence for Open Government Data (NLOD)Unverified
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Rate limitRate-limited for unidentified consumers (no numeric threshold published)Unpublished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 Philadelphia, US: common questions

Which is more reliable, Transport for Norway or Transport for Philadelphia, US?

Both are neck-and-neck — Transport for Norway and Transport for Philadelphia, US each measure 100% uptime over 90 days on our probe schedule. Reliability here is verified from our own scheduled checks; use the 30-day bars above to see which has been steadier lately.

Which is faster, Transport for Norway or Transport for Philadelphia, US?

Transport for Norway has the lower median latency in our checks — Transport for Norway responds in 432 ms versus Transport for Philadelphia, US at 714 ms (P50). Tail latency (P95) is in the table above; for most workloads the median is the number that shapes how the API feels.

Do Transport for Norway and Transport for Philadelphia, US need an API key?

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

Can I call Transport for Norway and Transport for Philadelphia, US from the browser?

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

Are Transport for Norway and Transport for Philadelphia, US free for commercial use?

Transport for Norway allows commercial use on its free tier, and Transport for Philadelphia, US 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.