Adoptium vs scrapestack

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

Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms476346
P95 · ms1255844
AuthnoneapiKey
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree tier — key may be required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Adoptium vs scrapestack: common questions

Which is more reliable, Adoptium or scrapestack?

Both are neck-and-neck — Adoptium 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, Adoptium or scrapestack?

scrapestack has the lower median latency in our checks — Adoptium responds in 476 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 Adoptium and scrapestack need an API key?

Adoptium needs no key, while scrapestack requires a free API key. If you want to start calling without signup, reach for Adoptium first.

Can I call Adoptium and scrapestack from the browser?

Only Adoptium 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 Adoptium and scrapestack free for commercial use?

Adoptium 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.