Anthropic has responded to allegations that it used an AI-fabricated source in its legal battle against music publishers, ...

The lawyers blamed AI tools, including ChatGPT, for errors such as including non-existent quotes from other cases.

The AI chatbot was used to help draft a citation in an expert report for Anthropic's copyright lawsuit.

Claude hallucinated the citation with “an inaccurate title and inaccurate authors,” Anthropic says in the filing, first ...

The federal judge, Susan van Keulen, then ordered Anthropic to officially respond to these claims. This lawsuit is part of a ...

The flawed citations, or "hallucinations," appeared in an April 30, 2025 declaration [PDF] from Anthropic data scientist ...

Anthropic on Thursday admitted that a faulty reference in a court paper was the result of its own AI assistant Claude and ...

AI 'hallucinations' are causing lawyers professional embarrassment, sanctions from judges and lost cases. Why do they keep ...

A lawyer representing Anthropic admitted to using an erroneous citation created by the company’s Claude AI ... errors aren’t stopping startups from raising enormous rounds to automate legal ...

Attorneys for the AI giant say the erroneous reference was an “honest citation mistake,” but plaintiffs argue the declaration ...