Global Shark Attack API vs SiteIntel

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

Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms7191005
P95 · ms17943849
AuthnoneapiKey
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree tier — key may be required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Global Shark Attack API vs SiteIntel: common questions

Which is more reliable, Global Shark Attack API or SiteIntel?

Both are neck-and-neck — Global Shark Attack API and SiteIntel each measure 100% uptime over 90 days on our probe schedule. Reliability here is verified from our own scheduled checks; use the 30-day bars above to see which has been steadier lately.

Which is faster, Global Shark Attack API or SiteIntel?

Global Shark Attack API has the lower median latency in our checks — Global Shark Attack API responds in 719 ms versus SiteIntel at 1005 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 Global Shark Attack API and SiteIntel need an API key?

Global Shark Attack API needs no key, while SiteIntel requires a free API key. If you want to start calling without signup, reach for Global Shark Attack API first.

Can I call Global Shark Attack API and SiteIntel from the browser?

Only Global Shark Attack API is browser-friendly — it returns CORS headers over HTTPS. SiteIntel needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are Global Shark Attack API and SiteIntel free for commercial use?

Global Shark Attack API has unclear commercial terms, and SiteIntel 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.