Fake JSON API vs Rendex
Same instrument, two spec sheets — measured, not claimed.
Fake JSON API vs Rendex: common questions
Which is more reliable, Fake JSON API or Rendex?
On our scheduled checks, Rendex leads on measured uptime — Fake JSON API at —% versus Rendex 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 Fake JSON API and Rendex need an API key?
Fake JSON API needs no key, while Rendex requires a free API key. If you want to start calling without signup, reach for Fake JSON API first.
Can I call Fake JSON API and Rendex from the browser?
Yes — both Fake JSON API and Rendex 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 Fake JSON API and Rendex free for commercial use?
Fake JSON API has unclear commercial terms, and Rendex 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.