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Transport for Grenoble, France vs Transport for Paris, France

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

APITransport for Grenoble, FranceHEALTHY80Transport for Paris, FranceHEALTHY67
Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms1382931
P95 · ms39542253
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — limits not published
Rate limitUnpublishedOpenDataSoft platform defaults (unpublished here)
In directory since2026-07-052026-07-05
operationalpartialdownno data

Transport for Grenoble, France vs Transport for Paris, France: common questions

Which is more reliable, Transport for Grenoble, France or Transport for Paris, France?

Both are neck-and-neck — Transport for Grenoble, France and Transport for Paris, France 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 Grenoble, France or Transport for Paris, France?

Transport for Paris, France has the lower median latency in our checks — Transport for Grenoble, France responds in 1382 ms versus Transport for Paris, France at 931 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 Grenoble, France and Transport for Paris, France need an API key?

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

Can I call Transport for Grenoble, France and Transport for Paris, France from the browser?

Yes — both Transport for Grenoble, France and Transport for Paris, France 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 Grenoble, France and Transport for Paris, France free for commercial use?

Transport for Grenoble, France has unclear commercial terms, and Transport for Paris, France 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.