Quandl vs Yelp
Same instrument, two spec sheets — measured, not claimed.
Quandl vs Yelp: common questions
Which is more reliable, Quandl or Yelp?
Both are neck-and-neck — Quandl and Yelp 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, Quandl or Yelp?
Yelp has the lower median latency in our checks — Quandl responds in 823 ms versus Yelp at 319 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 Yelp need an API key?
Quandl needs no key, while Yelp requires a free API key. If you want to start calling without signup, reach for Quandl first.
Can I call Quandl and Yelp from the browser?
Neither sends browser-friendly CORS headers reliably, so call Quandl and Yelp from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.
Are Quandl and Yelp free for commercial use?
Quandl has unclear commercial terms, and Yelp 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.