A third-party research institute Anthropic partnered with to test Claude Opus 4 recommended against deploying an early ...

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

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

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

Hallucinations from AI in court documents are infuriating judges. Experts predict that the problem’s only going to get worse.

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

A lawyer representing Anthropic admitted to using an erroneous citation created by the company’s Claude AI chatbot in its ongoing legal battle with music publishers, according to a filing made ...

Claude generated "an inaccurate title and incorrect authors" in a legal citation, per a court filing. The AI was used to help draft a citation in an expert report for Anthropic's copyright lawsuit.