CarAPI vs CarVector
Same instrument, two spec sheets — measured, not claimed.
CarAPI vs CarVector: common questions
Which is more reliable, CarAPI or CarVector?
On our scheduled checks, CarAPI leads on measured uptime — CarAPI at 100% versus CarVector at 63.3% 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 CarVector?
CarVector has the lower median latency in our checks — CarAPI responds in 877 ms versus CarVector at 490 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 CarVector need an API key?
Both ask you to authenticate — CarAPI uses an API key and CarVector uses an API key. Each key is free to obtain; the Auth and Card-required rows above spell out the signup terms.
Can I call CarAPI and CarVector from the browser?
Neither sends browser-friendly CORS headers reliably, so call CarAPI and CarVector 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 CarVector free for commercial use?
CarAPI has unclear commercial terms, and CarVector 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.