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MusicBrainz vs TVMaze

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

APIMusicBrainzNEW—TVMazeNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useyesno
Data licenseCore data CC0; some supplementary data CC BY-NC-SA 3.0CC BY-SA (attribution required, per docs)
Free tierFree — no key requiredFree for personal/non-commercial use, no key
Rate limit~1 request/second per IP; descriptive User-Agent requiredAt least 20 calls per 10 seconds per IP (per docs)
In directory since2026-07-052026-07-05
operationalpartialdownno data

MusicBrainz vs TVMaze: common questions

Which is more reliable, MusicBrainz or TVMaze?

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

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

Can I call MusicBrainz and TVMaze from the browser?

Yes — both MusicBrainz and TVMaze 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 MusicBrainz and TVMaze free for commercial use?

MusicBrainz allows commercial use on its free tier, and TVMaze is personal/non-commercial only. 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.