Judge blocks Pentagon order branding Anthropic a national security risk - The Washington Post

The Washington Post
March 27, 2026
3 min read

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The Bottom Line

Federal judge blocked Pentagon's order designating AI firm Anthropic a national security supply-chain risk, preventing operational restrictions.

AI Summary

A federal judge has blocked a Pentagon order that designated Anthropic, an artificial intelligence company, as a national security risk. The order had classified Anthropic in a way that would have restricted its access to federal contracts and potentially hampered its business operations. The ruling represents a legal setback for the Pentagon's effort to control which AI firms can work with the Defense Department on sensitive projects. Anthropic, founded by former OpenAI researchers, has become a major player in the competitive AI sector and counts government agencies among its potential clients. The decision could influence how federal agencies approach vetting and restricting AI companies on national security grounds.

What's Being Done

A federal judge blocked the Pentagon's designation of Anthropic as a national security supply-chain risk.

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