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Claude Fable 5 cleared to return as US lifts Anthropic’s export control restriction

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Why This Matters

The US lifting export restrictions on Anthropic's Claude Fable 5 marks a significant step in easing regulatory pressures on AI development and deployment. This decision allows for broader access and collaboration, potentially accelerating innovation and adoption of advanced AI models in the industry. It also highlights the ongoing balance between national security concerns and technological progress.

Key Takeaways

Anthropic has confirmed it will begin restoring access to Claude Fable 5 this Wednesday, July 1, nearly three weeks after US export controls forced the company to take the model offline. Here are the details.

In a post on X, Anthropic confirmed that the US Department of Commerce has cleared it to restore access to Claude Fable 5, ending a nearly two-week suspension triggered by export controls.

We’ve received notice that the Department of Commerce has lifted export controls on Claude Fable 5 and Mythos 5.

We'll begin restoring access tomorrow, and will share an update soon.

We’re grateful to our users for their patience, and to everyone who worked with us on… — Anthropic (@AnthropicAI) June 30, 2026

A bit of context

Anthropic was forced to pull Claude Mythos 5 and Claude Fable 5 on June 12, following a series of events that have yet to be fully explained.

When the company first announced Claude Mythos Preview, it stressed the sensitivity of the model’s capabilities and limited access through a program known as Project Glassing.

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