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Sony Music, Warner sue Anthropic, alleging a “brazen campaign” of intellectual property theft

By Kirsten Korosec Saturday, August 29, 2026 at 06:41 PM

This latest lawsuit is particularly broad and homes in on accusations of illegal piracy.

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Anthropic

Company • Est. 2021

Anthropic PBC is an American artificial intelligence (AI) company headquartered in San Francisco, California. It has developed a series of large language models (LLMs) named Claude and has a focus on AI safety. Anthropic was founded in 2021 by former members of OpenAI, including siblings Daniela Amodei and Dario Amodei, who are president and CEO, respectively. The company is privately held but plans to go public. It had an estimated valuation of $965 billion in May 2026, making it the most valuable pure-play AI company in the world.