Dog CEO vs Dog Facts (kinduff)

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

Uptime · 30d
Uptime · 90d100%89.2%
Uptime · 30d100%81.7%
P50 · ms245683
P95 · ms42881146
Authnonenone
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useyesunclear
Data licenseStanford Dogs datasetUnverified
Free tierUnlimitedFree — limits not published
Rate limitNone publishedUnpublished
In directory since2026-05-022026-07-05
operationalpartialdownno data

Dog CEO vs Dog Facts (kinduff): common questions

Which is more reliable, Dog CEO or Dog Facts (kinduff)?

On our scheduled checks, Dog CEO leads on measured uptime — Dog CEO at 100% versus Dog Facts (kinduff) at 89.2% 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, Dog CEO or Dog Facts (kinduff)?

Dog CEO has the lower median latency in our checks — Dog CEO responds in 245 ms versus Dog Facts (kinduff) at 683 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 Dog CEO and Dog Facts (kinduff) need an API key?

Neither needs a paid key — Dog CEO is callable with no signup, and Dog Facts (kinduff) is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Dog CEO and Dog Facts (kinduff) from the browser?

Only Dog CEO is browser-friendly — it returns CORS headers over HTTPS. Dog Facts (kinduff) needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are Dog CEO and Dog Facts (kinduff) free for commercial use?

Dog CEO allows commercial use on its free tier, and Dog Facts (kinduff) 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.