Opera’s pre-Chromium engine. Retired when Opera moved to Blink; surviving Presto strings are historical.
Official: dev.opera.com·Vendor: Opera Software
Send the User-Agent to the API, device, OS, browser, and bot detection come back in one response. Paid deep returns the engine as `Presto` when the string matches.
curl -s "https://api.parseapi.com/useragent?deep=true" \
-H "User-Agent: Opera/9.80 (Windows NT 6.1; WOW64) Presto/2.12.388 Version/12.18" \
-H "X-Api-Key: $PARSEAPI_KEY"
# deep.engine → { "name": "Presto", "version": … }