OpenAI and Microsoft are facing a lawsuit alleging the improper use of nonfiction authors’ work to train AI models, including OpenAI’s ChatGPT service. Author and reporter Julian Sancton sued the companies on Nov. 21. 

OpenAI allegedly utilized tens of thousands of nonfiction books without authorization to train its extensive language models in responding to human text prompts, according to Julian Sancton, the author and Hollywood Reporter editor leading a proposed class action filed in a Manhattan federal court.

This legal action is among several initiated by copyright owners such as authors John Grisham, George R.R. Martin, and Jonathan Franzen against OpenAI and other tech firms….

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