Dog CEO vs xeno-canto

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

Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms
P95 · ms
Authnonenone
CORSyesyes
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 xeno-canto: common questions

Which is more reliable, Dog CEO or xeno-canto?

On our scheduled checks, xeno-canto leads on measured uptime — Dog CEO at —% versus xeno-canto 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 Dog CEO and xeno-canto need an API key?

Neither needs a paid key — Dog CEO is callable with no signup, and xeno-canto is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Dog CEO and xeno-canto from the browser?

Yes — both Dog CEO and xeno-canto 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 Dog CEO and xeno-canto free for commercial use?

Dog CEO allows commercial use on its free tier, and xeno-canto 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.