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

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

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

Anthropic, an artificial intelligence public benefit corporation, continues to attract investors as it closed on a $2.5B, ...

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

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

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

Ivana Dukanovic said in a court filing that the expert had relied on a legitimate academic journal article, but Dukanovic ...

Anthropic’s lawyers say the Claude chatbot didn’t invent a research paper out of thin air, but it did mis-name the paper and ...

In conjunction with the announcement of its revolving credit facility, Anthropic disclosed today that its annualized revenue topped $2 billion in the first quarter. That represents a year-over-year ...

The advent of AI has already made a splash in the legal world, to say the least. In the past few months, we've watched as a ...

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