ArgentinaDatos vs CIRCL CVE Search

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

Uptime · 30d
Uptime · 90d100%96.1%
Uptime · 30d100%94.8%
P50 · ms111503
P95 · ms7582899
AuthnoneapiKey
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree tier — API key required
Rate limitUnpublishedRetry-After: 5s
In directory since2026-07-052026-07-05
operationalpartialdownno data

ArgentinaDatos vs CIRCL CVE Search: common questions

Which is more reliable, ArgentinaDatos or CIRCL CVE Search?

On our scheduled checks, ArgentinaDatos leads on measured uptime — ArgentinaDatos at 100% versus CIRCL CVE Search at 96.1% 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, ArgentinaDatos or CIRCL CVE Search?

ArgentinaDatos has the lower median latency in our checks — ArgentinaDatos responds in 111 ms versus CIRCL CVE Search at 503 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 ArgentinaDatos and CIRCL CVE Search need an API key?

ArgentinaDatos needs no key, while CIRCL CVE Search requires a free API key. If you want to start calling without signup, reach for ArgentinaDatos first.

Can I call ArgentinaDatos and CIRCL CVE Search from the browser?

Only ArgentinaDatos is browser-friendly — it returns CORS headers over HTTPS. CIRCL CVE Search needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are ArgentinaDatos and CIRCL CVE Search free for commercial use?

ArgentinaDatos has unclear commercial terms, and CIRCL CVE Search 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.