Sony, Warner Music sue Anthropic, saying it pirated songs to train its AI
Sony Music and Warner Music's publishing arms have sued Anthropic in U.S. federal court in California, alleging the AI company pirated hundreds of song lyrics and sheet music.

Briefing Summary
AI-generatedSony Music and Warner Music's publishing arms have sued Anthropic in U.S. federal court in California, alleging the AI company pirated hundreds of song lyrics and sheet music. The lawsuit claims Anthropic used copyrighted material from artists like The Beatles, Taylor Swift, and Michael Jackson to train its Claude AI models. This action is part of a broader trend of copyright holders suing AI companies over the use of their work for training. Anthropic has previously settled a similar lawsuit with authors and maintains that its AI training constitutes fair use.
Article analysis
Model · rule-basedKey claims
5 extractedSony and Warner claim Anthropic's business model is built on copyright theft and that the previous settlement was insufficient to deter infringement.
Anthropic claims the lawsuit recycles allegations from previous cases and that AI training makes fair use of copyrighted material.
Anthropic previously settled a class action lawsuit with authors for $1.5 billion over alleged copyright infringement in AI training.
Anthropic allegedly pirated hundreds of song lyrics and sheet music from artists like The Beatles, Taylor Swift, and Michael Jackson.
Sony Music and Warner Music have sued Anthropic in US federal court for allegedly misusing copyrighted song compositions to train its Claude AI models.