Sony Music, Warner sue Anthropic, alleging a “brazen campaign” of intellectual property theft
In Brief
11:41 AM PDT · August 29, 2026
Sony Music Publishing, Warner Chappell and numerous other music publishers have sued Anthropic and co-founders Dario Amodei and Benjamin Mann, alleging the AI lab conducted a “brazen campaign of illegally torrenting, scraping, and downloading copyrighted works.”
The lawsuit, which was filed late Friday in the U.S. District Court for the Northern District of California, was first reported by Music Business Worldwide. The publishers accuse Anthropic of “blatant theft” by using thousands of copyrighted works to train its AI model Claude.
Anthropic could not be reached for comment prior to publication. TechCrunch will update this article if the company responds.
This isn’t the first intellectual property lawsuit Anthropic has faced. Some of the same lawyers behind this lawsuit also represent Concord Music Group and Universal Music Group in a case filed in January and led the Bartz v. Anthropiccase, in...
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