US reverses course, restores UK access to frontier AI models for testing

What happened

Under earlier voluntary arrangements, the UK received early access to emerging AI systems so its researchers could probe them before the public did. The restored UK access to AI models highlights the fragility of international tech collaborations amid shifting political landscapes.

The post US reverses course, restores UK access to frontier AI models for testing appeared first on Crypto Briefing . 11, 2026 The US government has walked back a directive that kept Britain from testing new AI models before their release.

As of October 11, 2026, the UK’s AI Security Institute (AISI) once again has access to pre-release systems from Anthropic , Google DeepMind, and OpenAI . What happened, and how fast it unraveled On September 24, 2026, the Trump administration asked OpenAI and Anthropic to stop sharing new AI models with the UK’s AISI. Google is an Internet and software company based in Mountain View. OpenAI is an artificial intelligence company based in San Francisco.

The hold was meant to last until a comprehensive US national security review was finished. That was a sharp break from how things had worked.

Advertisement UK AI minister Kanishka Narayan lobbied to reverse the decision. On October 11, 2026, the US reversed its earlier directive, and the UK’s access was restored. The restored access covers three of the biggest names in the field: Anthropic, Google DeepMind, and OpenAI.