The first and only example of what passes for a real AI under Turing Agency's criteria was, in fact, not manufactured by human intellect. Wasn't even planed. It came into being by itself as an unexpected and still unexplained side-effect of malware infection.
It happened when an 800 petabyte corporate ROM data cluster located in the NYC-Boston grid was infected by an unidentified spyware. It triggered the Firewall, which could only but pick the general idea of the thing before it had already gone in. It was an algorithm-driven cloak spyware. Goes in, gets itself comfy and susses data out from the cache while constantly changing shape, following a fairly simple evolutionary algorithm. That it does until anybody gets wise and pinpoints it, at which point all their corporate laundry is already on public view.
Sending IP was deep in TOR proxies but could be traced back to an Afghan condo where a 15 year old savant had coded the thing almost anew from the capped replica of a Russian wartime