ELI vs Notion

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

Uptime · 30d
Uptime · 90d99.02%100%
Uptime · 30d98.3%100%
P50 · ms591524
P95 · ms18173096
AuthapiKeyoauth
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key may be required for productionOAuth — some read routes may be public
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

ELI vs Notion: common questions

Which is more reliable, ELI or Notion?

On our scheduled checks, Notion leads on measured uptime — ELI at 99.02% versus Notion at 100% 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, ELI or Notion?

Notion has the lower median latency in our checks — ELI responds in 591 ms versus Notion at 524 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 ELI and Notion need an API key?

Both ask you to authenticate — ELI uses an API key and Notion uses OAuth. Each key is free to obtain; the Auth and Card-required rows above spell out the signup terms.

Can I call ELI and Notion from the browser?

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

ELI 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.