Evidence
7 entries in PentagonMicrosoft Amicus Brief Supporting Anthropic's Legal Challenge
Microsoft filed an amicus curiae brief supporting Anthropic's motion for a temporary restraining order against the Pentagon's supply chain risk designation, warning of chilling effects across the AI industry.
Pentagon CIO Memo Ordering 180-Day Removal of Anthropic from Critical Systems
Internal Pentagon CIO memo orders 180-day removal of all Anthropic AI from nuclear weapons, missile defense, and cyber warfare systems — obtained by CBS News on March 10.
Anthropic Federal Lawsuit Challenging Supply Chain Risk Designation
Anthropic filed suit in California federal court and the D.C. Circuit challenging the Pentagon's supply chain risk designation, alleging First Amendment retaliation and due process violations.
"We Will Not Be Divided" — Open Letter from Google and OpenAI Employees
An open letter signed by 573 Google employees and 93 OpenAI employees expressing solidarity with Anthropic and opposing the weaponization of government procurement against AI safety commitments.
OpenAI-Pentagon $200M OTA Contract for Classified Military AI
The Pentagon signed a $200M ceiling Other Transaction Authority agreement with OpenAI for classified military AI deployment — executed the same day as Anthropic's supply chain risk designation.
Pentagon Supply Chain Risk Designation of Anthropic
The Pentagon formally designated Anthropic as a supply chain risk under FASARA authorities — the first time this national security tool has been applied to a US-headquartered AI company.
Trump Order to Cease All Federal Use of Anthropic Technology
Trump ordered all federal agencies to "IMMEDIATELY CEASE" use of Anthropic technology via Truth Social post and accompanying executive directive, issued the same day as the Pentagon supply chain designation.