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Notion vs Rendex

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

APINotionREACHABLE100RendexDEAD0
Uptime · 30d
Uptime · 90d100%0.0%
Uptime · 30d100%0.0%
P50 · ms524—
P95 · ms3096—
AuthoauthapiKey
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierOAuth — some read routes may be publicFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Notion vs Rendex: common questions

Which is more reliable, Notion or Rendex?

On our scheduled checks, Notion leads on measured uptime — Notion at 100% versus Rendex at 0.0% 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 Notion and Rendex need an API key?

Both ask you to authenticate — Notion uses OAuth and Rendex 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 Notion and Rendex from the browser?

Yes — both Notion and Rendex 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 Notion and Rendex free for commercial use?

Notion has unclear commercial terms, and Rendex 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.