The New Year\u2019s Day cybertruck explosion<\/a> that killed one person outside a Las Vegas hotel was planned using ChatGPT, investigators say.<\/p>\n Matthew Livelsberger<\/a>, 37, of Colorado, carried out the attack, killing himself and injuring seven people on Wednesday, Jan. 1, LVMPD previously said.<\/p>\n Now, authorities say their investigation revealed further details of the attack: a six-page-long manifesto, evidence that he used ChatGPT to plan his attack and indication that he died by suicide.<\/p>\n \u201cWe also have clear evidence now that the suspect used ChatGPT AI to help plan his attack,\u201d Sheriff Kevin McMahill said at a press conference<\/a> on Tuesday, Jan. 8.<\/p>\n The attacker used ChatGPT to \u201cget information on how to conduct this particular plot, trying to figure out the amount of explosives needed in order to conduct the explosion he was looking to cause,\u201d Assistant Sheriff Dori Koren said at the press conference.<\/p>\n Some of the questions he asked the AI service include “Purchasing Tannerite in Arizona how much do you buy” and “what pistol could set it off.”<\/p>\n