After a two-week ban, the US government is letting Anthropic ship Fable 5 globally again. Amazon researchers had found a jailbreak, but Anthropic says even much smaller models like Claude Haiku 4.5 could pull off the same exploit. A new safety classifier blocks the technique in over 99 percent of cases, though it also flags more harmless requests in the process.

The US government is reportedly close to permitting Anthropic to reinstate its advanced AI model, Fable 5, following restrictions imposed by a June export control order.

Anthropic had abruptly disabled its most advanced AI models - Mythos 5 and Fable 5 - for all users after the government's June 12 export control order.

US lifts ban on Anthropic's AI model Claude Fable 5. Restoration by December 31 at 96% YES.

A source from Anthropic told Axios that security concerns about possible jailbreaks in Anthropic’s safety mechanisms were resolved following negotiations with the US government.

June 30 : Anthropic said on Tuesday that the U.S. Commerce Department has lifted export controls on its Claude Fable 5 and Mythos 5 AI models, less than three weeks after the…

Anthropic announced Tuesday that the Trump Administration had lifted its controls on the cutting-edge AI model.

Anthropic has confirmed it will begin restoring access to Claude Fable 5 this Wednesday, July 1. Here are the details.

The US government removed foreign access restrictions on Anthropic PBC’s Fable 5 artificial intelligence model, clearing it for wider distribution after the start-up resolved the…

Anthropic announces global access restoration to powerful AI models Fable 5 and Mythos 5 after U.S. government lifts export restrictions.

AI firm says it will begin restoring access to Claude Fable 5 and Mythos 5 after removal of export controls.

AI firm says it will begin restoring access to Claude Fable 5 and Mythos 5 after removal of export controls.

Anthropic will soon begin restoring access globally to its most powerful AI models, Fable 5 and Mythos 5, after the US government lifted a restriction on where they could be…

Anthropic said on Tuesday it would restore global access to its most advanced AI models after the US government lifted export restrictions imposed earlier this month over national…

Anthropic will restore global access to its Fable 5 and Mythos 5 models after the US Department of Commerce lifted security restrictions that blocked the powerful systems earlier…

June 30 decision ended controls tied to an Amazon-reported Fable 5 jailbreak; Anthropic says a classifier blocks it in over 99% of tries.

The government cleared Fable 5 and Mythos 5 on June 30, weeks after a cybersecurity finding triggered an export order that froze access for everyone.

Following intense negotiations and the deployment of a new safety classifier, Anthropic is bringing back Claude Fable 5 with the US government approval.

The government has lifted export restrictions for Fable and Mythos.

After a two-week ban, the US government is letting Anthropic ship Fable 5 globally again. Amazon researchers had found a jailbreak, but Anthropic says even much smaller models…

US lifts export controls on Anthropic's Claude Fable 5 AI model. Restoration for US customers by July 1 at 93.8% YES.