SiteIntel vs User Agent Lookup API
Same instrument, two spec sheets — measured, not claimed.
SiteIntel vs User Agent Lookup API: common questions
Which is more reliable, SiteIntel or User Agent Lookup API?
Both are neck-and-neck — SiteIntel and User Agent Lookup API 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, SiteIntel or User Agent Lookup API?
User Agent Lookup API has the lower median latency in our checks — SiteIntel responds in 1005 ms versus User Agent Lookup API at 426 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 SiteIntel and User Agent Lookup API need an API key?
User Agent Lookup API needs no key, while SiteIntel requires a free API key. If you want to start calling without signup, reach for User Agent Lookup API first.
Can I call SiteIntel and User Agent Lookup API from the browser?
Neither sends browser-friendly CORS headers reliably, so call SiteIntel and User Agent Lookup API from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.
Are SiteIntel and User Agent Lookup API free for commercial use?
SiteIntel has unclear commercial terms, and User Agent Lookup API 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.