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