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