Microsoft backs Anthropic in lawsuit against Trump admin

The Hill
by Miranda Nazzaro
March 10, 2026
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2 min read

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The Bottom Line

Microsoft is backing Anthropic in a lawsuit against the Trump administration's Pentagon designation.

AI Summary

Microsoft has filed an amicus brief supporting Anthropic in its lawsuit against the Trump administration. The technology giant is urging the court to issue a temporary injunction against the Pentagon's designation of Anthropic as a supply chain risk. This legal action seeks to prevent the Department of Defense from implementing the designation while the broader case proceeds. The outcome could influence how the administration assesses and designates technology companies within its supply chain.

What's Being Done

Microsoft filed an amicus brief supporting Anthropic in its lawsuit against the Trump administration.

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