Sony Music Publishing and Warner Chappell Music have filed a lawsuit against Anthropic, alleging that the AI company used tens of millions of copyrighted songs to train its models without proper authorization. The lawsuit describes the alleged actions as one of the largest and most blatant ongoing thefts of intellectual property in history. The case centers on how Anthropic acquired the training data, not just how it used it.

The legal action involves not only Anthropic but also its executives, including Dario Amodei and Benjamin Mann. The complaint, which spans 48 pages, alleges that Amodei directly directed and approved the unauthorized use of copyrighted compositions. The lawsuit claims that Anthropic's actions have caused significant harm to music publishers and their rights holders.

The lawsuit highlights that Anthropic allegedly used tens of thousands of copyrighted compositions, primarily song lyrics, to train its Claude models. The scale of the alleged infringement is staggering, with the number of affected compositions reaching into the tens of millions. This has raised serious concerns about the ethical and legal implications of using copyrighted material in AI training.

The legal consequences of this case could be far-reaching, affecting the cost of AI development, the risk of vendor lock-in, and the governance of AI training data. Companies may face increased scrutiny over how they source and use data, potentially leading to higher compliance costs and more rigorous oversight. The outcome could also influence how other AI firms approach data acquisition and intellectual property rights.

The lawsuit has been filed in the Munich Regional Court and has drawn attention from legal experts and industry observers. The case could set a significant precedent for how AI companies are held accountable for the use of copyrighted material in their training processes. As the legal battle unfolds, the music industry and AI sector will be closely watching the developments.