The copyright battle between music publishers and AI developer Anthropic has taken a dramatic turn, with the music publishers alleging that Anthropic intentionally trained its Claude AI chatbot to rip off copyrighted lyrics. “Anthropic’s own training data betrays its understanding that its AI models would be used to search for and provide copyrighted lyrics,” lawyers for Universal Music Group, Concord Music Group and ABKCO stated in a submission filed with a US District Court in Nashville,