CIRCL CVE Search vs Crawlee
Same instrument, two spec sheets — measured, not claimed.
CIRCL CVE Search vs Crawlee: common questions
Which is more reliable, CIRCL CVE Search or Crawlee?
On our scheduled checks, Crawlee leads on measured uptime — CIRCL CVE Search at 98.0% versus Crawlee 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 Crawlee?
Crawlee has the lower median latency in our checks — CIRCL CVE Search responds in 698 ms versus Crawlee at 480 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 Crawlee need an API key?
Crawlee needs no key, while CIRCL CVE Search requires a free API key. If you want to start calling without signup, reach for Crawlee first.
Can I call CIRCL CVE Search and Crawlee from the browser?
Only CIRCL CVE Search is browser-friendly — it returns CORS headers over HTTPS. Crawlee needs a server-side call or proxy, so factor that into which one fits a front-end project.
Are CIRCL CVE Search and Crawlee free for commercial use?
CIRCL CVE Search has unclear commercial terms, and Crawlee 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.