Diffbot API vs Not Human Search
Same instrument, two spec sheets — measured, not claimed.
Diffbot API vs Not Human Search: common questions
Which is more reliable, Diffbot API or Not Human Search?
Both are neck-and-neck — Diffbot API and Not Human Search 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, Diffbot API or Not Human Search?
Not Human Search has the lower median latency in our checks — Diffbot API responds in 1144 ms versus Not Human Search at 239 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 Diffbot API and Not Human Search need an API key?
Not Human Search needs no key, while Diffbot API requires a free API key. If you want to start calling without signup, reach for Not Human Search first.
Can I call Diffbot API and Not Human Search from the browser?
Yes — both Diffbot API and Not Human Search 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 Diffbot API and Not Human Search free for commercial use?
Diffbot API has unclear commercial terms, and Not Human Search 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.