Pentagon Considers Waivers to Anthropic AI Ban Amid Ongoing Legal Dispute

US Pentagon May Extend Use of Anthropic's AI Tools Beyond Initial Phase-Out Period

The US Pentagon has informed its senior leaders that it may continue to utilize Anthropic's AI tools beyond the scheduled six-month phase-out period, according to a report by Reuters. This decision comes amidst ongoing hostilities between Anthropic and the US government, following the company's lawsuit against the Trump Administration over its designation as a supply chain risk.

A March 6 memo signed by Pentagon Chief Information Officer Kirsten Davies outlines the conditions under which Anthropic's AI tools may be exempted from the ban. These exemptions will be granted in "rare and extraordinary circumstances" for mission-critical activities directly supporting national security operations where no viable alternative exists. Any Pentagon unit seeking to bypass the ban must submit a comprehensive risk mitigation plan for official approval.

The memo directs officials to remove Anthropic's products from systems supporting critical missions such as nuclear weapons and ballistic missile defense. Additionally, the ban on Anthropic extends to defence contractors, with Pentagon contracting officers having 30 days to notify contractors and certify full compliance by the 180-day deadline.

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Anthropic has sought a stay from a US appeals court following the Pentagon's designation, claiming that the adverse actions risk hundreds of millions to multiple billions of dollars in lost revenue for 2026. The company has received support from over 30 employees of OpenAI and Google, as well as Microsoft, which has filed a motion in support of Anthropic.