An artificial intelligence watchdog is accusing OpenAI of training its default ChatGPT model on copyrighted book content without permission.

In a new paper published this week, the AI Disclosures Project alleges that OpenAI likely trained its GPT-4o model using nonpublic material from O’Reilly Media. The researchers used a legally obtained dataset of 34 copyrighted O’Reilly books and found that GPT-4o........

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