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Harry Potter API vs MusicBrainz

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

APIHarry Potter APINEW—MusicBrainzNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearyes
Data licenseUnverifiedCore data CC0; some supplementary data CC BY-NC-SA 3.0
Free tierFree — limits not publishedFree — no key required
Rate limitUnpublished~1 request/second per IP; descriptive User-Agent required
In directory since2026-07-052026-07-05
operationalpartialdownno data

Harry Potter API vs MusicBrainz: common questions

Which is more reliable, Harry Potter API or MusicBrainz?

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

Neither needs a paid key — Harry Potter API is callable with no signup, and MusicBrainz is callable with no signup. Both are quick to prototype with; rate limits still apply.

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

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

Harry Potter API has unclear commercial terms, and MusicBrainz allows commercial use on its free tier. 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.