Anthropic's Claude Fable 5 Returns After Trump Administration Lifts Export Controls

Anthropic will begin restoring access to Claude Fable 5 tomorrow after the Department of Commerce lifted export controls that had sidelined the model for weeks, the company announced on X.

"We've received notice that the Department of Commerce has lifted export controls on Claude Fable 5 and Mythos 5," Anthropic stated. "We'll begin restoring access tomorrow, and will share an update soon."

The Export Control Directive

The Trump administration imposed export controls on Fable 5 in early June following concerns over potential jailbreaks. The directive prevented any foreign national—including non-US members of enterprise client companies and Anthropic's own employees—from accessing both Fable 5 and Mythos 5.

Fable 5 is Anthropic's consumer-facing model built on the same underlying technology as Mythos 5 but includes additional safeguards. The company had spent the previous week promoting both models before the Friday evening ultimatum forced it to sideline them.

Staggered Return

The Trump administration previously greenlit Mythos 5's return, but only to a pre-approved list of organizations. Non-US members of those organizations and Anthropic's foreign national employees can now access the model under these restrictions.

This decision came shortly after OpenAI unveiled GPT-5.6, which the administration also subjected to similar rollout restrictions—initially limiting access to pre-approved organizations and government departments only.

Timing and Context

The export control directive arrived at a critical time for Anthropic, which is preparing for an IPO and has been in dispute with the government for months over a supply chain risk designation. The company did not specify a timeline for full public access to Fable 5 or detail any restrictions that may apply to the restored service.

What This Means

The lifted export controls mark a significant shift in how the US government is regulating frontier AI models. The pre-approval requirement and staggered rollout approach—applied to both Anthropic and OpenAI's latest models—suggests a new regulatory framework for advanced AI systems. However, the lack of clarity around the criteria for these controls and the organizations granted access raises questions about transparency in AI governance. For Anthropic, the resolution removes a major obstacle ahead of its planned IPO, though ongoing tensions with the administration over supply chain designations remain unresolved.