Kanji API vs Wizard World
Same instrument, two spec sheets — measured, not claimed.
Kanji API vs Wizard World: common questions
Which is more reliable, Kanji API or Wizard World?
On our scheduled checks, Wizard World leads on measured uptime — Kanji API at —% versus Wizard World 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 Kanji API and Wizard World need an API key?
Neither needs a paid key — Kanji 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 Kanji API and Wizard World from the browser?
Yes — both Kanji 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 Kanji API and Wizard World free for commercial use?
Kanji 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.