White House Lifts 17-Day Blockade; UK AISI Regains Right to Test AI Models
After a 17-day suspension ordered by the Trump administration, the UK AI Safety Institute regained pre-release access to models from OpenAI and Anthropic and was cleared to test Google's unreleased Gemini 4 Argon—underscoring how a three-year-old transatlantic safety arrangement rests on informal authorization with no institutional safeguards.