Atlas Academy vs PotterDB

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

Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms743525
P95 · ms25131193
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified (data derived from Harry Potter Fandom, CC BY-SA)
Free tierFree — limits not publishedFree — no key
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Atlas Academy vs PotterDB: common questions

Which is more reliable, Atlas Academy or PotterDB?

Both are neck-and-neck — Atlas Academy and PotterDB 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, Atlas Academy or PotterDB?

PotterDB has the lower median latency in our checks — Atlas Academy responds in 743 ms versus PotterDB at 525 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 Atlas Academy and PotterDB need an API key?

Neither needs a paid key — Atlas Academy is callable with no signup, and PotterDB is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Atlas Academy and PotterDB from the browser?

Yes — both Atlas Academy and PotterDB 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 Atlas Academy and PotterDB free for commercial use?

Atlas Academy has unclear commercial terms, and PotterDB 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.