Luta Security CEO says US government restrictions on Mythos follow a jailbreak report by Amazon researchers and calls the restrictions a "complete overreaction" (Amrith Ramkumar/Wall Street Journal)
Luta Security's CEO criticized the U.S. government's recent restrictions on Anthropic's AI models, Mythos and Fable, labeling them a 'complete overreaction' following a jailbreak report by Amazon researchers. The Trump administration's directive prohibits foreign access to these AI systems, citing national security concerns.

WPN Brief
- What Happened
Luta Security's CEO criticized the U.S. government's recent restrictions on Anthropic's AI models, Mythos and Fable, labeling them a 'complete overreaction' following a jailbreak report by Amazon researchers. The Trump administration's directive prohibits foreign access to these AI systems, citing national security concerns.
- Why It Matters
This development significantly impacts Anthropic, as the restrictions halt access to its advanced AI technologies for foreign users, potentially limiting its market reach and innovation capabilities.
- The Bigger Picture
The situation highlights ongoing tensions between national security and technological advancement, as companies like Anthropic navigate the complexities of regulatory compliance while striving to maintain competitive advantages in the rapidly evolving AI landscape.
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8 reports across the wire
Anthropic says it believes the US government's export control order for Mythos 5 and Fable 5 is a "misunderstanding" and that it is working to restore access (Ananya Palyekar/Reuters)
Anthropic has been ordered by the U.S. government to suspend access to its advanced AI models, Mythos 5 and Fable 5, for all foreign nationals, citing national security concerns. The company believes this directive is a misunderstanding and is actively working to restore access.
US government orders Anthropic to kill Fable 5 and Mythos 5 in unprecedented AI model recall
The US government has mandated Anthropic to suspend access to its advanced AI models, Fable 5 and Mythos 5, marking an unprecedented intervention in the commercial AI sector. This directive, received on June 12, cites national security concerns and aims to prevent potential misuse of these technologies.
Source: Howard Lutnick told Anthropic that Mythos 5 and Fable 5 would be subject to export controls after a company claimed it was able to jailbreak Mythos (Axios)
Howard Lutnick informed Anthropic that its AI models, Mythos 5 and Fable 5, will be subject to export controls following claims from a company that it successfully jailbroke Mythos. This decision comes amid increasing scrutiny over the security and accessibility of advanced AI technologies.
Anthropic says it is disabling Fable 5 and Mythos 5 for all customers after the US government issued an export control order, citing national security concerns (Anthropic)
Anthropic has announced the disabling of its AI models, Fable 5 and Mythos 5, for all customers following a directive from the US government that cited national security concerns. This decision comes after the government issued an export control order, leading to immediate suspension of access to these advanced AI technologies.
US government forces Anthropic to disable Claude Fable 5 and Mythos 5 for all customers worldwide
The US government has mandated Anthropic to disable access to its AI models, Claude Fable 5 and Mythos 5, for all customers globally, citing national security concerns and potential jailbreak risks. This directive marks a significant intervention in the AI sector, received on June 12, 2026.
Anthropic says red team tests of Fable 5 found no universal jailbreaks, and it will keep first- and third-party user traffic on Mythos-class models for 30 days (Derek B. Johnson/CyberScoop)
Anthropic has announced that red team tests of its new AI model, Claude Fable 5, revealed no universal jailbreaks, and the company will retain first- and third-party user traffic on its Mythos-class models for 30 days. This release follows months of restricted access due to cybersecurity concerns, allowing public use of advanced AI technology.
U.S. Bars Foreigners From Using Anthropic’s Most Advanced A.I. Models
The U.S. government has mandated that Anthropic restrict access to its advanced AI models, Mythos and Fable 5, for foreign users due to national security concerns, particularly regarding the potential misuse of these technologies to compromise computer networks. This directive was announced on June 13, 2026, and affects all users globally.
Anthropic’s safety warnings may have just backfired — the government has pulled the plug on its most powerful AI
Anthropic has expressed its frustration following a directive from the US government to suspend access to its AI models, Fable 5 and Mythos 5, citing national security concerns. This unprecedented recall, issued on June 12, has raised significant alarms within the AI community.