White House asks OpenAI and Anthropic to hold new models from UK testers until US review, sources say.

President Donald Trump and OpenAI CEO Sam Altman during a lunch meeting at the G7 summit, in France, on June 17, 2026 Ludovic MARIN / AFP via Getty Images The White House seeks first access to new OpenAI and Anthropic models before the UK, sources told POLITICO. UK leaders are calling for a shared…