Datamuse vs Umeå Open Data
Same instrument, two spec sheets — measured, not claimed.
Datamuse vs Umeå Open Data: common questions
Which is more reliable, Datamuse or Umeå Open Data?
On our scheduled checks, Umeå Open Data leads on measured uptime — Datamuse at —% versus Umeå Open Data 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 Datamuse and Umeå Open Data need an API key?
Neither needs a paid key — Datamuse is callable with no signup, and Umeå Open Data is callable with no signup. Both are quick to prototype with; rate limits still apply.
Can I call Datamuse and Umeå Open Data from the browser?
Yes — both Datamuse and Umeå Open Data 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 Datamuse and Umeå Open Data free for commercial use?
Datamuse has unclear commercial terms, and Umeå Open Data 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.