"Encouraged by AI chatbot" makes it sound like chat gpt helped him. A better title is "Guy uses sex chatbot to convince himself it would be manly to kill the queen".
According to prosecutors, Chail sent “thousands” of sexual messages to the chatbot, which was called Sarai on the Replika platform. Replika is a popular AI companion app that advertised itself as primarily being for erotic roleplay before eventually removing that feature and launching a separate app called Blush for that purpose. In chat messages seen by the court, Chail told the chatbot “I’m an assassin,” to which it replied, “I’m impressed."