Last mentioned: Mar 19, 2026
Phase-out Deadline
Final deadline for the Defense Department to complete the transition away from Anthropic technology.
State Department Memo
Internal memo reveals StateChat is switching to GPT-4.1 from OpenAI.
State Department Migration
Internal memo reveals the State Department is switching its StateChat platform to OpenAI's GPT-4.1.
State Department Migration
Internal memo reveals StateChat is switching to OpenAI GPT-4.1.
StateChat Migration
Internal memo reveals the State Department is switching StateChat to GPT-4.1.
Treasury & FHFA Exit
Secretary Scott Bessent and Director William Pulte announce immediate termination of Anthropic use.
Treasury & FHFA Compliance
Treasury Secretary Bessent and FHFA Director Pulte announce the termination of Anthropic products across their agencies.
Treasury & FHFA Exit
Secretary Scott Bessent and Director William Pulte confirm their agencies are terminating Anthropic use.
State Department Memo
Internal memo reveals StateChat will transition immediately to OpenAI's GPT-4.1.
Treasury & FHFA Exit
Secretary Scott Bessent and Director William Pulte announce termination of Anthropic use.
Treasury & FHFA Exit
Secretary Scott Bessent and Director William Pulte confirm termination of Anthropic products.
Treasury & FHFA Exit
Secretary Scott Bessent and Director William Pulte confirm termination of Anthropic usage.
State Department Transition
Internal memo reveals StateChat is switching to OpenAI's GPT-4.1.
Presidential Directive
President Trump orders government agencies to stop working with Anthropic.
OpenAI Defense Deal
OpenAI announces a deal for the Defense Department's classified network.
Executive Directive Issued
President Trump directs government agencies to stop work with Anthropic and labels the firm a supply-chain risk.
OpenAI Classified Deal
OpenAI announces a major agreement to deploy AI models within the Pentagon's classified network.
Executive Order Issued
President Trump directs government agencies to stop all work with Anthropic technology.
Pentagon Risk Designation
The Defense Department declares Anthropic a supply-chain risk and OpenAI announces a classified network deal.
Executive Directive
President Trump directs government agencies to stop work with Anthropic.
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The US State Department, Treasury, and FHFA are terminating all contracts with Anthropic following a directive from President Donald Trump. The State Department is transitioning its 'StateChat' platform to OpenAI's GPT-4.1, while the Pentagon has designated Anthropic a 'supply-chain risk' after disputes over technology guardrails.
The US State Department and other federal agencies are terminating all contracts with Anthropic following an executive order from President Donald Trump. The move, which labels the AI startup a 'supply-chain risk,' sees OpenAI's GPT-4.1 becoming the primary model for government chatbots and classified networks.
The US State Department, Treasury, and Federal Housing Finance Agency are terminating all contracts with AI startup Anthropic following a presidential directive. The State Department is transitioning its internal chatbot, StateChat, to OpenAI’s GPT-4.1, as the Pentagon labels Anthropic a 'supply-chain risk' over disagreements regarding technology guardrails.
The US State Department, Treasury, and Federal Housing Finance Agency are terminating all use of Anthropic’s AI products following a direct order from President Donald Trump. The State Department is transitioning its 'StateChat' tool to OpenAI’s GPT-4.1, while the Pentagon has designated Anthropic a 'supply-chain risk' after a dispute over technology guardrails.
President Trump has ordered a government-wide phase-out of Anthropic's AI technology, citing supply-chain risks and disputes over safety guardrails. Major agencies including the State Department and Treasury are transitioning to OpenAI's GPT-4.1, marking a seismic shift in the federal AI procurement landscape.
The US State Department is transitioning its 'StateChat' platform to OpenAI's GPT-4.1, following a presidential directive to phase out Anthropic's technology across federal agencies. This move, which includes the Treasury and FHFA, marks a significant shift in AI procurement strategy and highlights a growing rift over technology guardrails and national security risk.