CIRCL CVE Search vs Onyx Bazaar
Same instrument, two spec sheets — measured, not claimed.
CIRCL CVE Search vs Onyx Bazaar: common questions
Which is more reliable, CIRCL CVE Search or Onyx Bazaar?
On our scheduled checks, Onyx Bazaar leads on measured uptime — CIRCL CVE Search at 96.1% versus Onyx Bazaar 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 Onyx Bazaar?
CIRCL CVE Search has the lower median latency in our checks — CIRCL CVE Search responds in 503 ms versus Onyx Bazaar at 511 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 Onyx Bazaar need an API key?
Onyx Bazaar needs no key, while CIRCL CVE Search requires a free API key. If you want to start calling without signup, reach for Onyx Bazaar first.
Can I call CIRCL CVE Search and Onyx Bazaar from the browser?
Only Onyx Bazaar 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 CIRCL CVE Search and Onyx Bazaar free for commercial use?
CIRCL CVE Search has unclear commercial terms, and Onyx Bazaar 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.