U.S. Appeals Court Supports Pentagon's Blacklisting of Anthropic Over Security Concerns

Sep 25, 2026

AI Summary

A federal appeals court has upheld the Pentagon's designation of Anthropic as a supply chain risk, impacting the company's operations. This decision prevents the U.S. military and its contractors from using Anthropic's AI models due to national security concerns.

A federal appeals court in Washington, D.C., upheld the Pentagon's blacklisting of Anthropic, an AI company, in a 2-1 decision.
The court rejected Anthropic's claims that the Department of Defense's ban on its Claude models was arbitrary and unconstitutional.
The Pentagon designated Anthropic as a supply chain risk in March, citing threats to U.S. national security from the integration of its AI models.
This designation prohibits the U.S. military and defense contractors from utilizing Anthropic's technology.
Anthropic has been involved in legal battles to reverse the blacklisting, with mixed outcomes in different courts.
An Anthropic spokesperson expressed disagreement with the court's ruling and indicated that the company is considering further legal options.

U.S. Appeals Court Supports Pentagon's Blacklisting of Anthropic Over Security Concerns

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