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Open Scholarships vs Sofiaplan

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

APIOpen ScholarshipsNEW—SofiaplanNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnonenone
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useyesunclear
Data licenseCC BY 4.0Unverified
Free tierFree — no key (CC BY 4.0; attribution required)Free — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Open Scholarships vs Sofiaplan: common questions

Which is more reliable, Open Scholarships or Sofiaplan?

On our scheduled checks, Sofiaplan leads on measured uptime — Open Scholarships 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 Open Scholarships and Sofiaplan need an API key?

Neither needs a paid key — Open Scholarships is callable with no signup, and Sofiaplan is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Open Scholarships and Sofiaplan from the browser?

Only Open Scholarships 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 Open Scholarships and Sofiaplan free for commercial use?

Open Scholarships allows commercial use on its free tier, 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.