USA
Anthropic case settled: Bartz v. Anthropic, No. C
24-05417 (N.D. Cal.)
In 2024, three authors filed a class action against Anthropic,
maker of the AI chatbot Claude.
During discovery, plaintiffs learned that Anthropic purchased
millions of new and used books, then stripped the bindings, cut the
pages to size, scanned the books into digital form, and then
discarded the paper originals. In addition to buying millions of
books, Anthropic downloaded over seven million books from pirate
websites.
In June 2025, Judge William Alsup held that Anthropic's use
of the books to train its large language model was
"exceedingly transformative" and therefore constituted
fair use. As to purchased books, the court said that because
Anthropic discarded the paper copy, it was basically replacing the
purchased copy with a "more convenient space-saving and
searchable digital copy for its central library – without
adding new copies, creating new works, or redistributing