A landmark class action lawsuit challenging Anthropic’s use of copyrighted materials to train its Claude AI models. The case centers on whether AI training constitutes fair use, with plaintiffs seeking compensation for unauthorized use of their creative works. The case has raised questions about transformative use, commercial vs. non-commercial fair use, and the adequacy of creator compensation in the AI era.
Analysis Date: 2026-01-02
Discovery ongoing.
The core question is whether Anthropic's use of copyrighted books to train its AI models constitutes transformative use under the fair use doctrine. Sources disagree on this point, with some arguing that the AI's outputs are significantly different from the original works, while others contend that the outputs can closely resemble the originals, undermining the transformative claim. [6], [11], [13]