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Genius vs YouTube Transcript Search API by Arcmira

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

APIGeniusDEAD0YouTube Transcript Search API by ArcmiraREACHABLE100
Uptime · 30d
Uptime · 90d0.0%100%
Uptime · 30d0.0%100%
P50 · ms—2109
P95 · ms—3179
AuthapiKeyapiKey
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverified
Free tierFree tier — API key required
Rate limitRetry-After: 11s
In directory since2026-07-052026-10-12
operationalpartialdownno data

Genius vs YouTube Transcript Search API by Arcmira: common questions

Which is more reliable, Genius or YouTube Transcript Search API by Arcmira?

On our scheduled checks, YouTube Transcript Search API by Arcmira leads on measured uptime — Genius at 0.0% versus YouTube Transcript Search API by Arcmira at 100% 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 YouTube Transcript Search API by Arcmira need an API key?

Both ask you to authenticate — Genius uses an API key and YouTube Transcript Search API by Arcmira uses an API key. Each key is free to obtain; the Auth and Card-required rows above spell out the signup terms.

Can I call Genius and YouTube Transcript Search API by Arcmira from the browser?

Yes — both Genius and YouTube Transcript Search API by Arcmira 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 YouTube Transcript Search API by Arcmira free for commercial use?

Genius has unclear commercial terms, and YouTube Transcript Search API by Arcmira 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.