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Watchmode vs YouTube Transcript Search API by Arcmira

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

APIWatchmodeREACHABLE100YouTube Transcript Search API by ArcmiraREACHABLE100
Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms5642109
P95 · ms10643179
AuthapiKeyapiKey
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseWatchmode terms
Free tierFree — 1,000 req/month
Rate limit1,000 req/month (free tier)
In directory since2026-07-052026-10-12
operationalpartialdownno data

Watchmode vs YouTube Transcript Search API by Arcmira: common questions

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

Both are neck-and-neck — Watchmode and YouTube Transcript Search API by Arcmira 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, Watchmode or YouTube Transcript Search API by Arcmira?

Watchmode has the lower median latency in our checks — Watchmode responds in 564 ms versus YouTube Transcript Search API by Arcmira at 2109 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 Watchmode and YouTube Transcript Search API by Arcmira need an API key?

Both ask you to authenticate — Watchmode 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 Watchmode and YouTube Transcript Search API by Arcmira from the browser?

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

Watchmode 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.