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