Fixer API vs University of Oslo
Same instrument, two spec sheets — measured, not claimed.
Fixer API vs University of Oslo: common questions
Which is more reliable, Fixer API or University of Oslo?
On our scheduled checks, Fixer API leads on measured uptime — Fixer API at 99.02% 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, Fixer API or University of Oslo?
Fixer API has the lower median latency in our checks — Fixer API responds in 448 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 Fixer API and University of Oslo need an API key?
University of Oslo needs no key, while Fixer API requires a free API key. If you want to start calling without signup, reach for University of Oslo first.
Can I call Fixer API and University of Oslo from the browser?
Only University of Oslo is browser-friendly — it returns CORS headers over HTTPS. Fixer API needs a server-side call or proxy, so factor that into which one fits a front-end project.
Are Fixer API and University of Oslo free for commercial use?
Fixer API 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.