CIRCL CVE Search vs Voidly
Same instrument, two spec sheets — measured, not claimed.
CIRCL CVE Search vs Voidly: common questions
Which is more reliable, CIRCL CVE Search or Voidly?
On our scheduled checks, Voidly leads on measured uptime — CIRCL CVE Search at 98.0% versus Voidly 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 Voidly?
CIRCL CVE Search has the lower median latency in our checks — CIRCL CVE Search responds in 698 ms versus Voidly at 1238 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 Voidly need an API key?
Voidly needs no key, while CIRCL CVE Search requires a free API key. If you want to start calling without signup, reach for Voidly first.
Can I call CIRCL CVE Search and Voidly from the browser?
Yes — both CIRCL CVE Search and Voidly send CORS headers over HTTPS, so front-end code can fetch either directly with no backend proxy. That makes them easy to swap in a client-side app while you compare responses.
Are CIRCL CVE Search and Voidly free for commercial use?
CIRCL CVE Search has unclear commercial terms, and Voidly allows commercial use on its free tier. 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.