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Genius vs Harry Potter API

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

APIGeniusNEW—Harry Potter APINEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeynone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Genius vs Harry Potter API: common questions

Which is more reliable, Genius or Harry Potter API?

On our scheduled checks, Harry Potter API leads on measured uptime — Genius at —% versus Harry Potter API 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 Genius and Harry Potter API need an API key?

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

Can I call Genius and Harry Potter API from the browser?

Yes — both Genius and Harry Potter API 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 Genius and Harry Potter API free for commercial use?

Genius has unclear commercial terms, and Harry Potter API 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.