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Kaggle vs Sofiaplan

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

APIKaggleNEW—SofiaplanNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeynone
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — key may be requiredFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Kaggle vs Sofiaplan: common questions

Which is more reliable, Kaggle or Sofiaplan?

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

Sofiaplan needs no key, while Kaggle requires a free API key. If you want to start calling without signup, reach for Sofiaplan first.

Can I call Kaggle and Sofiaplan from the browser?

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

Are Kaggle and Sofiaplan free for commercial use?

Kaggle has unclear commercial terms, and Sofiaplan 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.