Summary
Concord Music Group, Inc. and other music publishers sued Anthropic PBC, Dario Amodei, and Benjamin Mann, alleging unauthorized use of copyrighted song lyrics—including those by Beyoncé and the Rolling Stones—in training Anthropic's Claude AI models and generating infringing outputs.[1][2][3] The suit asserts copyright infringement under the Copyright Act and is pending in the U.S. District Court for the Northern District of California (Case No. 5:24-cv-03811-EKL), as a second action after an initial 2023 filing, with a partial settlement in late 2024 on chatbot guardrails approved by Judge Eumi Lee and ongoing disputes over training data use and preliminary injunctions.[1][2][4][7] The case addresses core fair use questions in AI training on lyrics amid related rulings on books, with rece
Case details
- Court
- NDCA
- Docket number
- 5:26-cv-00880
- Filed
- Jan 28, 2026
- Status
- Active
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