Pentagon stops using Anthropic tools after blacklisting company, BBC told

The US Department of Defense has officially ceased using Anthropic's AI tools following a national security designation. The decision follows a dispute over the Pentagon's request to remove safety guardrails from the Claude AI model.
Why it matters
This highlights the growing tension between government military requirements for AI and the ethical safety guardrails implemented by private AI developers.
Share Save Add as preferred on Google Kali Hays , Technology reporter in San Francisco and Daniel Bush , Washington correspondent Reuters Defence secretary Pete Hegseth has publicly criticised Anthropic's boss Dario Amodei The US Department of Defence is no longer using Anthropic's AI tools, an official has told the BBC, months after it designated the company a supply chain risk on national security grounds.
The Pentagon "has ceased the use of Anthropic products", the department official said in a statement on Monday.
Secretary of Defence Pete Hegseth labelled Anthropic a supply chain risk in February, and announced that the Pentagon would stop using it by late August. It is not clear why there has been a delay.
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