Sony Music, Warner Music, and other music publishers have filed a lawsuit against AI company Anthropic and its CEO Dario Amodei. According to The Decoder, the lawsuit alleges that Anthropic used tens of thousands of copyrighted musical compositions without permission to train its AI model, Claude.

This legal action comes just months after Anthropic reportedly paid $1.5 billion to settle a separate dispute with book authors, highlighting ongoing challenges AI developers face regarding intellectual property rights. The lawsuit underscores growing tensions between content owners and AI firms over the use of copyrighted material in training datasets.

For Japanese markets, where AI adoption is rapidly increasing, this case serves as a critical reminder of the legal complexities surrounding AI training data and the importance of respecting copyright laws to avoid costly litigation.