Meta's AI memorised books verbatim – that could cost it billions

Many AI models were trained on the text of books, but a new test found at least one model has directly memorised nearly the entirety of some books, including Harry Potter and the Philosopher’s Stone, which could complicate ongoing legal battles over copyright infringement

Jun 10, 2025 - 19:54
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Meta's AI memorised books verbatim – that could cost it billions
Many AI models were trained on the text of books, but a new test found at least one model has directly memorised nearly the entirety of some books, including Harry Potter and the Philosopher’s Stone, which could complicate ongoing legal battles over copyright infringement