Random Word API vs Wizard World

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

Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms564623
P95 · ms9631242
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Random Word API vs Wizard World: common questions

Which is more reliable, Random Word API or Wizard World?

Both are neck-and-neck — Random Word API and Wizard World 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, Random Word API or Wizard World?

Random Word API has the lower median latency in our checks — Random Word API responds in 564 ms versus Wizard World at 623 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 Random Word API and Wizard World need an API key?

Neither needs a paid key — Random Word API is callable with no signup, and Wizard World is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Random Word API and Wizard World from the browser?

Yes — both Random Word API and Wizard World 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 Random Word API and Wizard World free for commercial use?

Random Word API has unclear commercial terms, and Wizard World 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.