[Anthropic Claims It Will Sue to Challenge 'Pentagon Supply Chain Risk' Determination] Anthropic stated that it has negotiated in good faith with the U.S. Department of Defense and that the two security exceptions have so far not affected any government missions. If identified as a 'supply chain risk,' it will resort to legal action, claiming that the determination lacks legal basis and could set a dangerous precedent. It also stated that it has not yet received direct notification from the White House or the Department of Defense regarding the progress of negotiations.