Quandl vs University of Oslo
Same instrument, two spec sheets — measured, not claimed.
Quandl vs University of Oslo: common questions
Which is more reliable, Quandl or University of Oslo?
On our scheduled checks, Quandl leads on measured uptime — Quandl at 100% versus University of Oslo at 98.0% 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, Quandl or University of Oslo?
Quandl has the lower median latency in our checks — Quandl responds in 823 ms versus University of Oslo at 1763 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 Quandl and University of Oslo need an API key?
Neither needs a paid key — Quandl is callable with no signup, and University of Oslo is callable with no signup. Both are quick to prototype with; rate limits still apply.
Can I call Quandl and University of Oslo from the browser?
Only University of Oslo is browser-friendly — it returns CORS headers over HTTPS. Quandl needs a server-side call or proxy, so factor that into which one fits a front-end project.
Are Quandl and University of Oslo free for commercial use?
Quandl has unclear commercial terms, and University of Oslo 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.