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Music publishers sue Anthropic over copyright
Archived — this story has rotated out of today’s deck. It is kept here in full.
The gist
Sony Music and Warner Chappell sued Anthropic over alleged copyright theft. The case could reshape AI training data rules.
Background
Anthropic, the developer of the Claude AI model, has faced multiple lawsuits over using copyrighted works to train its AI. This new lawsuit, filed by major music publishers, alleges that Anthropic illegally downloaded and used tens of thousands of musical compositions, including lyrics, without permission. The case follows a $1.5 billion settlement Anthropic reached with authors and publishers in a similar case earlier in 2026.
How it unfolded
- Jan 2026Concord Music Group and Universal Music Group sued Anthropic for illegally downloading over 20,000 copyrighted songs, seeking over $3 billion in damages.
- Aug 28, 2026Sony Music Publishing, Warner Chappell, and other publishers filed a lawsuit against Anthropic and its co-founders in the U.S. District Court for the Northern District of California, alleging 'brazen campaign of illegally torrenting, scraping, and downloading copyrighted works.'
- Aug 29, 2026The lawsuit was reported by TechCrunch and Music Business Worldwide, with details of the allegations and damages sought.
Who’s saying what
- Plaintiffs
- Anthropic and its founders conducted a 'brazen campaign of illegally torrenting, scraping, and downloading copyrighted works on a massive scale' to train Claude.
- Anthropic
- Anthropic has not yet responded publicly to the lawsuit.
Still unverified
Anthropic's response to the lawsuit is not yet available; the company could not be reached for comment.