CIRCL CVE Search vs OkSurf
Same instrument, two spec sheets — measured, not claimed.
CIRCL CVE Search vs OkSurf: common questions
Which is more reliable, CIRCL CVE Search or OkSurf?
On our scheduled checks, OkSurf leads on measured uptime — CIRCL CVE Search at 96.1% versus OkSurf 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, CIRCL CVE Search or OkSurf?
OkSurf has the lower median latency in our checks — CIRCL CVE Search responds in 503 ms versus OkSurf at 373 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 CIRCL CVE Search and OkSurf need an API key?
OkSurf needs no key, while CIRCL CVE Search requires a free API key. If you want to start calling without signup, reach for OkSurf first.
Can I call CIRCL CVE Search and OkSurf from the browser?
Neither sends browser-friendly CORS headers reliably, so call CIRCL CVE Search and OkSurf from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.
Are CIRCL CVE Search and OkSurf free for commercial use?
CIRCL CVE Search has unclear commercial terms, and OkSurf 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.