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Abstract API vs Catchdoms Security API

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

APIAbstract APINEW—Catchdoms Security APINEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeynone
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key may be required for productionFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Abstract API vs Catchdoms Security API: common questions

Which is more reliable, Abstract API or Catchdoms Security API?

On our scheduled checks, Catchdoms Security API leads on measured uptime — Abstract API at —% versus Catchdoms Security API at —% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Do Abstract API and Catchdoms Security API need an API key?

Catchdoms Security API needs no key, while Abstract API requires a free API key. If you want to start calling without signup, reach for Catchdoms Security API first.

Can I call Abstract API and Catchdoms Security API from the browser?

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

Are Abstract API and Catchdoms Security API free for commercial use?

Abstract API has unclear commercial terms, and Catchdoms Security API 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.