A US federal judge has given final approval to Anthropic's significant $1.5 billion settlement with a collective of authors. The agreement addresses claims that the artificial intelligence firm utilized copyrighted books to train its Claude AI model without proper authorization, bringing a major AI copyright class action in the United States closer to its conclusion.
Landmark Settlement Approved in San Francisco
US District Judge Araceli Martinez-Olguin in San Francisco approved the deal on July 17. The settlement, which was first provisionally approved in September of last year by now-retired Judge William Alsup, is being hailed as the largest copyright recovery in US history.
The class action lawsuit was initiated by authors who alleged that Anthropic had used pirated copies of their works, maintaining a vast library of over seven million such titles to train its advanced AI systems. This approval represents the first major resolution of an AI copyright case in the US, setting a precedent for ongoing legal battles in the rapidly evolving field of artificial intelligence.
Fair Use vs. Pirated Acquisition
The legal landscape surrounding AI training and copyright has been complex. In a crucial ruling last year, Judge William Alsup determined that the act of training AI models using copyrighted books could qualify as fair use under US copyright law. However, he also made a critical distinction, ruling that Anthropic might still face liability for allegedly downloading and retaining millions of pirated books in what the court termed its "central library." This highlights a key legal nuance between the process of AI training and the acquisition methods of copyrighted material.
Aparna Sridhar, Deputy General Counsel for Anthropic, commented on the development, stating, "We reached this settlement in 2025, after the court’s landmark ruling that training AI on books is fair use under copyright law, which remains the law today." She expressed satisfaction that more than 91% of eligible authors and publishers have already claimed their share of the payment, signaling the company's eagerness to finalize the matter.
Justin Nelson, the lead attorney representing the authors, underscored the importance of the agreement, calling it a "historic settlement." He added, "It is the largest known copyright recovery in history. We look forward to making distributions to the class as promptly as possible." While this specific case concludes, numerous other lawsuits against AI chatbot companies by authors and news organizations over similar copyright infringement claims continue across the nation.