CarAPI vs Metro Lisboa

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

Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms
P95 · ms
AuthapiKeynone
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key may be required for productionFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

CarAPI vs Metro Lisboa: common questions

Which is more reliable, CarAPI or Metro Lisboa?

On our scheduled checks, Metro Lisboa leads on measured uptime — CarAPI at —% versus Metro Lisboa 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 CarAPI and Metro Lisboa need an API key?

Metro Lisboa needs no key, while CarAPI requires a free API key. If you want to start calling without signup, reach for Metro Lisboa first.

Can I call CarAPI and Metro Lisboa from the browser?

Neither sends browser-friendly CORS headers reliably, so call CarAPI and Metro Lisboa from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.

Are CarAPI and Metro Lisboa free for commercial use?

CarAPI has unclear commercial terms, and Metro Lisboa 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.