CarAPI vs Metro Lisboa
Same instrument, two spec sheets — measured, not claimed.
CarAPI vs Metro Lisboa: common questions
Which is more reliable, CarAPI or Metro Lisboa?
On our scheduled checks, CarAPI leads on measured uptime — CarAPI at 100% versus Metro Lisboa at 99.44% 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, CarAPI or Metro Lisboa?
Metro Lisboa has the lower median latency in our checks — CarAPI responds in 877 ms versus Metro Lisboa at 710 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 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.