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LibreTranslate vs Notion

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

APILibreTranslateNEW—NotionREACHABLE—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnoneoauth
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverified (software is AGPL-3.0)Unverified
Free tierFree — /languages is keyless; hosted /translate may require a key or donationOAuth — some read routes may be public
Rate limitUnpublished (per hosted instance)Unpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

LibreTranslate vs Notion: common questions

Which is more reliable, LibreTranslate or Notion?

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

LibreTranslate needs no key, while Notion requires OAuth. If you want to start calling without signup, reach for LibreTranslate first.

Can I call LibreTranslate and Notion from the browser?

Only LibreTranslate is browser-friendly — it returns CORS headers over HTTPS. Notion needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are LibreTranslate and Notion free for commercial use?

LibreTranslate has unclear commercial terms, and Notion 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.