Gutendex vs Random Word API
Same instrument, two spec sheets — measured, not claimed.
Gutendex vs Random Word API: common questions
Which is more reliable, Gutendex or Random Word API?
On our scheduled checks, Random Word API leads on measured uptime — Gutendex at 8.8% versus Random Word API at 100% 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, Gutendex or Random Word API?
Random Word API has the lower median latency in our checks — Gutendex responds in 3229 ms versus Random Word API at 564 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 Gutendex and Random Word API need an API key?
Neither needs a paid key — Gutendex is callable with no signup, and Random Word API is callable with no signup. Both are quick to prototype with; rate limits still apply.
Can I call Gutendex and Random Word API from the browser?
Yes — both Gutendex and Random Word API 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 Gutendex and Random Word API free for commercial use?
Gutendex has unclear commercial terms, and Random Word API 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.