Lookup.im API vs ValidEU API
Same instrument, two spec sheets — measured, not claimed.
Lookup.im API vs ValidEU API: common questions
Which is more reliable, Lookup.im API or ValidEU API?
On our scheduled checks, ValidEU API leads on measured uptime — Lookup.im API at —% versus ValidEU API 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 Lookup.im API and ValidEU API need an API key?
Both ask you to authenticate — Lookup.im API uses an API key and ValidEU API uses an API key. Each key is free to obtain; the Auth and Card-required rows above spell out the signup terms.
Can I call Lookup.im API and ValidEU API from the browser?
Neither sends browser-friendly CORS headers reliably, so call Lookup.im API and ValidEU API from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.
Are Lookup.im API and ValidEU API free for commercial use?
Lookup.im API has unclear commercial terms, and ValidEU 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.