Appeals court upholds the Pentagon’s supply-chain risk label on Anthropic

A federal appeals court upheld the Pentagon’s designation of Anthropic as a supply chain risk, with the judges writing that the government acted lawfully in a split decision⁹. The DC Circuit panel found the Pentagon justified in applying the label⁶, and Anthropic lost its legal battle to overturn one of the supply-chain risk designations the Department of Defense placed on the company⁴.

The court’s reasoning turned on the record. The Pentagon had “ample support for its conclusion” about the company’s models, the judges ruled³. The Wall Street Journal reported the court upheld the Pentagon’s labelling of Anthropic as a security risk².

The dispute began earlier this year. Defense Secretary Pete Hegseth summoned Anthropic chief executive Dario Amodei to the Pentagon in late February for talks on the military use of Claude¹. When those talks collapsed, Hegseth designated the company a supply chain risk, a status historically applied to foreign adversaries⁵, and announced the designation in early March^3,6. Amodei had insisted on guardrails banning the use of the company’s technology in fully autonomous weapons and in mass domestic surveillance⁸.

Why it matters to investors

The ruling settles a question that reaches every vendor selling into defence. A department can now point to appellate authority for excluding a supplier over the terms that supplier attaches to its product^6,9, which converts a commercial negotiating position into a procurement risk.

The status itself carries reputational weight beyond the contract. The supply chain risk label has historically been reserved for foreign adversaries⁵, so its application to a domestic company sets a precedent that other contracting officers can cite.

Pentagon officials framed the outcome in exactly those terms, saying the company is “a Supply Chain Risk to the defense industrial base [and] warfighters will sleep better knowing that no private company will insert their” own conditions⁷.

What to watch

The first question is what follows procedurally. The decision was split⁹, and coverage has already turned to what comes next after the panel ruling⁷.

The second is scope. The company lost its challenge to one of the supply-chain risk labels placed on it⁴, which leaves open how the remaining restrictions and the wider Pentagon fight are resolved².

The third is whether other AI suppliers adjust the usage guardrails they write into federal contracts, given that Amodei’s conditions on autonomous weapons and domestic surveillance⁸ are what set this sequence in motion.