Invokely vs Quandl
Same instrument, two spec sheets — measured, not claimed.
Invokely vs Quandl: common questions
Which is more reliable, Invokely or Quandl?
Both are neck-and-neck — Invokely and Quandl each measure 100% uptime over 90 days on our probe schedule. Reliability here is verified from our own scheduled checks; use the 30-day bars above to see which has been steadier lately.
Which is faster, Invokely or Quandl?
Invokely has the lower median latency in our checks — Invokely responds in 227 ms versus Quandl at 420 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 Invokely and Quandl need an API key?
Quandl needs no key, while Invokely requires a free API key. If you want to start calling without signup, reach for Quandl first.
Can I call Invokely and Quandl from the browser?
Only Invokely 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 Invokely and Quandl free for commercial use?
Invokely has unclear commercial terms, and Quandl 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.