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Notion vs RSQ API

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

APINotionREACHABLE100RSQ APIHEALTHY91
Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms524783
P95 · ms30961387
Authoauthnone
CORSyesyes
HTTPSyesno
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierOAuth — some read routes may be publicFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Notion vs RSQ API: common questions

Which is more reliable, Notion or RSQ API?

Both are neck-and-neck — Notion and RSQ API 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, Notion or RSQ API?

Notion has the lower median latency in our checks — Notion responds in 524 ms versus RSQ API at 783 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 Notion and RSQ API need an API key?

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

Can I call Notion and RSQ API from the browser?

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

Are Notion and RSQ API free for commercial use?

Notion has unclear commercial terms, and RSQ API 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.