A lawyer for Anthropic admitted in court that they accidentally used a fake citation generated by Claude during an ongoing ...

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

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 ...

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

The firm was ordered to respond to allegations that its AI expert cited a non-existent academic source as part of a $75M ...

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

Anthropic has formally apologized after its Claude AI model fabricated a legal citation used by its lawyers in a copyright ...

Last month the music publishers suing Anthropic had another go at arguing why the AI company should be held liable for ...

In October 2023 the music publishing companies Universal Music Group, Concord, and ABKCO filed a federal lawsuit against the ...