OpenAI hardware chief resigns after AI models deployed on Pentagon’s classified networks

Photo: DF-ST-87-06962. The Pentagon, headquarters of the Department of War. Photo credit: DoD photo by Master Sgt. Ken Hammond, U.S. Air Force via Wikimedia Commons. Public Domain. Article by Bojan Stojkovski. Interesting Engineering – March 8, 2026.

OpenAI’s hardware lead, Caitlin Kalinowski, said she has stepped down from the company after raising concerns about its recent agreement with the US’ Department of War. In a post shared on X, Kalinowski said the decision followed OpenAI’s move to deploy its AI models on the Pentagon’s classified cloud networks. […]

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