In December 2023, The New York Times filed a landmark copyright lawsuit against OpenAI and Microsoft, alleging that ChatGPT was trained on millions of NYT articles without permission and now competes directly with the Times by reproducing its content. The lawsuit included examples of ChatGPT regurgitating NYT articles almost word-for-word. It was the first major US news organization to sue an AI company and set up what legal experts called the most consequential copyright case of the AI era.