CarVector vs Transport for Paris, France

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

Uptime · 30d
Uptime · 90d63.3%100%
Uptime · 30d0.0%100%
P50 · ms490605
P95 · ms18243202
AuthapiKeynone
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — key may be requiredFree — limits not published
Rate limitUnpublishedOpenDataSoft platform defaults (unpublished here)
In directory since2026-07-052026-07-05
operationalpartialdownno data

CarVector vs Transport for Paris, France: common questions

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

On our scheduled checks, Transport for Paris, France leads on measured uptime — CarVector at 63.3% versus Transport for Paris, France at 100% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Which is faster, CarVector or Transport for Paris, France?

CarVector has the lower median latency in our checks — CarVector responds in 490 ms versus Transport for Paris, France at 605 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 CarVector and Transport for Paris, France need an API key?

Transport for Paris, France needs no key, while CarVector requires a free API key. If you want to start calling without signup, reach for Transport for Paris, France first.

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

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

Are CarVector and Transport for Paris, France free for commercial use?

CarVector 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.