JokeAPI vs Personality.fyi

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

Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms2241200
P95 · ms8843462
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverified (open-source project)Unverified
Free tierFree — no keyFree — no auth
Rate limit120 requests/minute per IP (per jokeapi.dev docs)Unpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

JokeAPI vs Personality.fyi: common questions

Which is more reliable, JokeAPI or Personality.fyi?

Both are neck-and-neck — JokeAPI and Personality.fyi 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, JokeAPI or Personality.fyi?

JokeAPI has the lower median latency in our checks — JokeAPI responds in 224 ms versus Personality.fyi at 1200 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 JokeAPI and Personality.fyi need an API key?

Neither needs a paid key — JokeAPI 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 JokeAPI and Personality.fyi from the browser?

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

JokeAPI 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.