The Pentagon’s “supply‑chain risk” label for Anthropic now forces a legal and operational reckoning across the defense industrial base

The Defense Department says it has officially notified Anthropic that the company and its products are deemed a supply‑chain risk, a move that could require defense vendors to certify they aren’t using Claude in DoD work. The designation stems from a breakdown over AI guardrails and the Pentagon’s insistence on “all lawful purposes,” raising questions about the scope of the Department’s authority and how a challenge would play out. We’ll sort the law from the headlines and what contractors need to do now with Zach Prince, partner at Haynes Boone.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.