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Notion vs YADG

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

APINotionREACHABLE100YADGDEAD0
Uptime · 30d
Uptime · 90d100%2.9%
Uptime · 30d100%0.0%
P50 · ms5241308
P95 · ms30961359
AuthoauthapiKey
CORSyesno
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 YADG: common questions

Which is more reliable, Notion or YADG?

On our scheduled checks, Notion leads on measured uptime — Notion at 100% versus YADG at 2.9% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Which is faster, Notion or YADG?

Notion has the lower median latency in our checks — Notion responds in 524 ms versus YADG at 1308 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 YADG need an API key?

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

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

Are Notion and YADG free for commercial use?

Notion has unclear commercial terms, and YADG 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.