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icanhazdadjoke vs Personality.fyi

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

APIicanhazdadjokeNEW—Personality.fyiNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — no auth
Rate limit100 req/window · 98 remaining · resets 1783513913Unpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

icanhazdadjoke vs Personality.fyi: common questions

Which is more reliable, icanhazdadjoke or Personality.fyi?

On our scheduled checks, Personality.fyi leads on measured uptime — icanhazdadjoke at —% versus Personality.fyi 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 icanhazdadjoke and Personality.fyi need an API key?

Neither needs a paid key — icanhazdadjoke is callable with no signup, and Personality.fyi is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call icanhazdadjoke and Personality.fyi from the browser?

Yes — both icanhazdadjoke and Personality.fyi 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 icanhazdadjoke and Personality.fyi free for commercial use?

icanhazdadjoke has unclear commercial terms, and Personality.fyi 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.