Sony, Warner Music publishers sue Anthropic over alleged use of pirated lyrics to train Claude

You can access the court document from here . Sony Music Publishing, Warner Chappell Music and several affiliated publishers have sued Anthropic, CEO Dario Amodei and co-founder Benjamin Mann . They allege that the AI company unlawfully obtained copyrighted songs through pirate libraries, web scraping, and other datasets, and that it used those works to develop its Claude models.