OpenQR vs scrapestack

Same instrument, two spec sheets — measured, not claimed.

Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms1125346
P95 · ms2851844
AuthapiKeyapiKey
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — key may be requiredFree tier — key may be required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

OpenQR vs scrapestack: common questions

Which is more reliable, OpenQR or scrapestack?

Both are neck-and-neck — OpenQR and scrapestack each measure 100% uptime over 90 days on our probe schedule. Reliability here is verified from our own scheduled checks; use the 30-day bars above to see which has been steadier lately.

Which is faster, OpenQR or scrapestack?

scrapestack has the lower median latency in our checks — OpenQR responds in 1125 ms versus scrapestack at 346 ms (P50). Tail latency (P95) is in the table above; for most workloads the median is the number that shapes how the API feels.

Do OpenQR and scrapestack need an API key?

Both ask you to authenticate — OpenQR uses an API key and scrapestack uses an API key. Each key is free to obtain; the Auth and Card-required rows above spell out the signup terms.

Can I call OpenQR and scrapestack from the browser?

Only OpenQR is browser-friendly — it returns CORS headers over HTTPS. scrapestack needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are OpenQR and scrapestack free for commercial use?

OpenQR has unclear commercial terms, and scrapestack 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.