CIRCL CVE Search vs Wikipedia REST

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

Uptime · 30d
Uptime · 90d98.0%100%
Uptime · 30d96.7%100%
P50 · ms69898
P95 · ms2765961
AuthapiKeynone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearyes
Data licenseUnverifiedCC BY-SA 4.0
Free tierFree tier — API key requiredUnlimited within etiquette
Rate limitUnpublished200/sec global courtesy cap
In directory since2026-07-052026-05-09
operationalpartialdownno data

CIRCL CVE Search vs Wikipedia REST: common questions

Which is more reliable, CIRCL CVE Search or Wikipedia REST?

On our scheduled checks, Wikipedia REST leads on measured uptime — CIRCL CVE Search at 98.0% versus Wikipedia REST 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 Wikipedia REST?

Wikipedia REST has the lower median latency in our checks — CIRCL CVE Search responds in 698 ms versus Wikipedia REST at 98 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 Wikipedia REST need an API key?

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

Can I call CIRCL CVE Search and Wikipedia REST from the browser?

Yes — both CIRCL CVE Search and Wikipedia REST 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 Wikipedia REST free for commercial use?

CIRCL CVE Search has unclear commercial terms, and Wikipedia REST 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.