Sign up to see the future, today Can’t-miss innovations from the bleeding edge of science and tech The Trump administration is scrambling to replace Claude, the chatbot embedded throughout the Pentagon’s entire scaffolding, with Elon Musk’s pet AI system, Grok. On paper, xAI’s Grok makes sense: the AI model is already used in select parts of the Department of Defense, not to mention other parts of the federal government. Musk should also be deeply familiar with the contours of the federal government, given that he spent the better half of 2025 gnawing the wires out of its walls. In practice, however, Grok also carries some deep flaws. It performs notably lower on AI benchmark tests than other leading models, and it’s garnered a rather infamous reputation for erratic, disgusting, and outrageous outbursts. It’s also decidedly not the choice of federal insiders, who told the Wall Street Journal there are significant concerns about the safety and efficacy of Grok. Per the WSJ, multiple officials said Grok is more susceptible to “data poisoning” than other AI systems, …