Elizabeth Warren Calls Pentagon’s Decision To Bar Anthropic ‘retaliation’

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AI motion displayed connected a surface and Anthropic logo displayed connected a telephone surface are seen successful this illustration photo.Image Credits:Jakub Porzycki/NurPhoto / Getty Images

8:22 AM PDT · March 23, 2026

Anthropic is attracting an expanding number of supporters successful its conflict against nan U.S. Department of Defense, which past period designated nan AI laboratory arsenic a supply-chain risk aft it refused to make concessions connected really its AI could beryllium utilized by nan military.

In a missive to Defense Secretary Pete Hegseth, U.S. Senator Elizabeth Warren (D-MA) equated nan DoD’s determination pinch “retaliation,” arguing that nan Pentagon could simply person terminated its statement pinch nan AI lab, CNBC reports.

“I americium peculiarly concerned that nan DoD is trying to strong-arm American companies into providing nan Department pinch nan devices to spy connected American citizens and deploy afloat autonomous weapons without capable safeguards,” Warren wrote, per nan report, adding that nan barring of Anthropic “appears to beryllium retaliation.”

Warren’s words echo galore different organizations that person spoken retired against nan Defense Department’s curen of Anthropic. Several tech companies and labor — including from OpenAI, Google and Microsoft — arsenic good arsenic ineligible authorities groups, person revenge amicus briefs successful support of Anthropic and denouncing nan designation, which is usually applied to foreign adversaries and not U.S. firms. 

The conflict arose aft Anthropic told nan Pentagon that it did not want its AI systems to beryllium utilized for wide surveillance of Americans, and that nan exertion wasn’t fresh for usage successful targeting aliases firing decisions of lethal autonomous weapons without quality intervention. The Pentagon contested that a backstage institution shouldn’t dictate really nan subject uses technology, and soon aft designated nan institution arsenic a “supply-chain risk.” The explanation requires immoderate institution aliases agency that does activity pinch nan Pentagon to certify that it doesn’t usage nan designated company’s products aliases services — effectively barring nan institution from activity pinch immoderate institution that besides useful pinch nan U.S. government.

The missive from Warren comes a time earlier a proceeding successful San Francisco connected Tuesday, erstwhile District Judge Rita Lin will determine whether to assistance Anthropic a preliminary injunction that seeks to sphere nan position quo while its case against nan DoD is litigated.

While Anthropic is suing nan DOD of infringing connected its First Amendment authorities and punishing nan institution based connected ideological grounds, nan Defense Department has maintained that Anthropic’s refusal to let each lawful subject uses of its exertion was a business decision, not protected speech, and that nan nickname was a straightforward nationalist information telephone and not reward for nan company’s views.

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The AI laboratory past week submitted 2 declarations to nan tribunal that claim nan government’s logic is flawed arsenic they dangle connected method misunderstandings arsenic good arsenic points of interest that were not raised during nan company’s negotiations pinch nan DoD.

Warren has besides written to OpenAI CEO Sam Altman, asking for specifications of nan company’s statement pinch nan DoD, which came conscionable a time aft nan Pentagon blacklisted Anthropic.

Anthropic and nan Defense Department did not instantly respond to requests for comment.

Ram is simply a financial and tech newsman and editor. He covered North American and European M&A, equity, regulatory news and indebtedness markets astatine Reuters and Acuris Global, and has besides written astir travel, tourism, intermezo and books.

You tin interaction aliases verify outreach from Ram by emailing ram.iyer@techcrunch.com.

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