The Pentagon says it is designating the artificial intelligence company Anthropic as a supply chain risk, a label that takes hold "effective immediately."

According to U.S. News, the move means the Trump administration is following through on its earlier threat to formally designate the AI firm. A supply chain risk designation is significant because it can affect how a company is treated as a vendor or partner across government systems.

The development lands amid broader friction over how the Department of Defense is handling artificial intelligence. According to Politico, as reported via MSN, congressional lawmakers are pushing back on the Pentagon's efforts to quietly move ahead with powering AI. The reporting notes that the Department of Defense is already leasing land to private parties as part of that push.

One lawmaker's reaction captured the mood, with the objection summed up as "it's just not right," according to the same reporting. The framing from lawmakers, per Politico, is that the Pentagon has been advancing these plans without enough transparency.

The two threads — a formal risk label placed on a leading AI company and congressional alarm over how the Pentagon is building out its AI ambitions — point to a widening clash between defense officials, elected representatives, and the AI industry.

The available reporting does not spell out the specific reasons behind the Anthropic designation or what practical restrictions follow from it.

Why it matters: When the Pentagon formally flags one of the country's most prominent AI companies as a supply chain risk, it signals that the government's relationship with the AI industry is becoming a point of open political conflict — with real consequences for which firms help build the technology behind national defense.