The Pentagon is locked in a growing dispute with tech company Anthropic over access to an artificial intelligence model, according to sources familiar with the situation. Defense Secretary Pete Hegseth has reportedly demanded that Anthropic grant the U.S. military full access to a specific AI model by Friday, citing national security and defense readiness concerns. However, Anthropic’s CEO, Dario Amodei, is resisting the request, arguing that unrestricted access could compromise the model’s safety, security, and ethical safeguards. The company has long emphasized responsible AI development, including rigorous testing and guardrails to prevent misuse. The standoff highlights a broader tension between the U.S. government’s urgent need for advanced AI tools in defense applications and private tech firms’ commitment to controlling how their systems are used. While the Pentagon seeks to leverage cutting-edge AI for strategic advantage, Anthropic is navigating complex questions about accountability, transparency, and the potential for unintended consequences if powerful models fall into the wrong hands. The situation comes at a time when the Department of Defense is accelerating its adoption of AI across areas such as logistics, surveillance, and cyber operations. Officials argue that timely access to advanced models is essential to maintaining a technological edge amid rising global competition, particularly from China. Meanwhile, Anthropic maintains that it is already working with government agencies on secure, limited-access projects and is open to collaboration—but under conditions that prioritize safety and oversight. The company has previously partnered with the Defense Advanced Research Projects Agency (DARPA) and other federal entities on AI research initiatives. As the Friday deadline approaches, the conflict underscores the challenges of balancing national security imperatives with private-sector innovation and ethical responsibility. The outcome could set a precedent for how the U.S. government accesses and regulates AI technologies developed by private companies in the years ahead.