Anthropic has announced its collaboration with the U.S. Department of Energy's National Nuclear Security Administration (NNSA) to address the dual-use nature of AI models that could potentially provide dangerous technical knowledge, especially concerning nuclear technology. This partnership has led to the development of a classifier with 96% accuracy, designed to distinguish between concerning and benign nuclear-related conversations, and it has been successfully deployed to monitor Claude traffic. The initiative emphasizes the importance of public-private partnerships in enhancing the security of AI systems against misuse and aims to serve as a blueprint for other AI developers. The full details of this collaboration and the development of safeguards are available on Anthropic's blog, highlighting the role of AI in national security.