In a series of significant rulings, AI companies Meta and Anthropic have emerged victorious in lawsuits concerning the training of artificial intelligence models on copyrighted materials. A federal judge dismissed a copyright lawsuit brought by authors against Meta, ruling that the training of AI on literary works is considered fair use. Similarly, Anthropic received a favorable ruling, with the court stating that it legally used copyrighted books for AI training. However, the judge emphasized that while these rulings are a win for the AI industry, both companies still face challenges regarding the use of pirated materials. The implications of these decisions could shape future legal battles as concerns over copyright and the responsibilities of AI developers continue to grow.