A federal judge has ruled in favor of Anthropic in a closely watched legal dispute with the U.S. government. 

On Thursday, Judge Rita F. Lin of the Northern District of California issued an injunction against the Trump administration. 

She ordered officials to withdraw their designation of Anthropic as a “supply chain risk.” In addition, she directed federal agencies to halt any efforts to cut ties with the company.

The ruling represents a peak point in the fight over the use of Anthropic’s AI in national security. 

Dispute over AI 

The conflict began when the United States Department of Defense requested unrestricted access to  Anthropic’s AI systems.

However, Anthropic had set clear limits that involved the prohibited use of its models in autonomous weapons and mass surveillance programs.

However, government officials objected and expressed that these restrictions were a barrier to national security operations.

As the argument intensified, the Trump administration escalated its response and formally labeled Anthropic a “supply chain risk.” 

Typically, this designation applies to foreign entities. Therefore, its use against a domestic company raised eyebrows.

Soon after, President Donald Trump ordered federal agencies to sever ties with the firm.

Legal Challenge 

In response, Anthropic filed a lawsuit against the government, including Defense Secretary Pete Hegseth. The company argued that the government’s actions were unjustified and punitive.

Anthropic also claimed that the designation was not based on legitimate security concerns.

Instead, it argued that officials sought to pressure the company into changing its policies.

Anthropic CEO Dario Amodei publicly criticized the government’s actions, describing them as “retaliatory and punitive.”

The White House defended its position. Officials characterized Anthropic as politically biased and argued that its restrictions could undermine national security.

As a result, the dispute quickly expanded beyond a contractual disagreement to become a legal and political confrontation over AI governance.

Constitutional Concerns

Judge Lin’s ruling addressed several key issues. Notably, she expressed concern about the government’s intent.

During the proceedings, she suggested that the administration’s actions appeared designed to “cripple” the company. 

This observation signaled skepticism about the government’s justification. Furthermore, the court highlighted potential violations of free speech protections. 

According to the ruling, Anthropic’s policies may constitute protected expression. Therefore, government retaliation could be unconstitutional. 

Based on these concerns, the court issued an injunction. This temporary measure provides immediate relief to Anthropic while the case proceeds.

In practical terms, the order requires the government to remove the “supply chain risk” designation, cease efforts to terminate federal relationships with the company, and refrain from further punitive actions during the litigation.