United States of America: Lawsuit over blacklisting of Anthropic over usage restrictions on autonomous weapons and mass surveillance (Anthropic v Department of War and others/ Case no. 3:26-cv-01996-RFL)

Progress

Current status
under investigation
08 Apr 2026 under investigation
26 Mar 2026 under investigation
09 Mar 2026 under deliberation

Scope

Implementers
United States of America
Policy Area
Public procurement
Policy Instrument
Public procurement blacklisting
Regulated Economic Activity
ML and AI development
Government Branch
judiciary
Government Body
court
Implementation Level
national

Timeline of events

08 Apr 2026
under investigation

Columbia Court of Appeals denied motion by Anthropic for stay against procurement determination by Department of War

On 8 April 2026, the Court of Appeals for the District of Columbia Circuit denied Anthropic's motion for a stay against a procurement determination by the Department of War, while granting expedited review of the case. The determination, issued on 3…

Source
Event type public lawsuit
Action type interim ruling
Government branch judiciary
Government body court
26 Mar 2026
under investigation

Northern District Court of California granted preliminary injunction in favour of Anthropic over usage restrictions on autonomous weapons and mass surveillance

On 26 March 2026, the United States District Court for the Northern District of California granted a preliminary injunction in favour of Anthropic, blocking three government actions taken against the company following its public refusal to remove ce…

Source
Event type public lawsuit
Action type interim ruling
Government branch judiciary
Government body court
09 Mar 2026
under deliberation

Anthropic filed lawsuit over blacklisting of Anthropic over usage restrictions on autonomous weapons and mass surveillance

On 9 March 2026, Anthropic filed a complaint for injunctive relief in the Northern District Court of California against the Department of War and sixteen other federal agencies, challenging three government actions taken against the company after it…

Source
Event type public lawsuit
Action type announcement
Government branch judiciary
Government body court