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The US government issued an export control directive forcing Anthropic to pull its Fable 5 and Mythos 5 AI models offline, citing national security concerns. Security researchers argue the alleged guardrail bypass does not justify such action and that the move harms US cyber defense.
A group of 76 cybersecurity experts, including industry veterans, published an open letter protesting the US government's export control order on Anthropic's most powerful AI models, Fable and Mythos, arguing that restricting defenders' access to these models is dangerous as adversaries advance. Anthropic suspended access worldwide after the order.
Anthropic released Fable after claiming its predecessor Mythos was too dangerous, but a jailbreak was discovered, prompting the US government to issue an export control directive suspending access. The article analyzes the ensuing conflict between the company and the government over national security concerns.
Anthropic suspended access to its newest AI models following a U.S. government directive, sparking debate in India about technological dependence and the need for domestic AI capabilities.
The US government forced Anthropic to disable its powerful AI models Fable 5 and Mythos 5 globally after only 72 hours due to export control concerns, setting a precedent that could drive AI development outside the US.
Anthropic suspends its Fable/Mythos projects, with plans to share details in 24 hours. The article questions whether this aggressive global shutdown is proportionate compared to historical export control enforcement precedents.
US government uses national security authorities to issue an export control directive suspending access to Anthropic's Fable 5 and Mythos 5 models by foreign nationals, including employees, both inside and outside the US.
Anthropic cut off access to its Fable 5 and Mythos 5 AI models following a government export control directive citing national security concerns, blocking all foreign nationals and even internal employees. The company complied but criticized the lack of specific evidence, stating the alleged vulnerabilities were minor and available in other models like GPT-5.5.
The US government directed Anthropic to disable access to its Fable and Mythos models due to national security concerns over a jailbreaking method. Anthropic complied, shutting down access for all customers worldwide.
Anthropic disables its Claude Fable 5 and Mythos 5 AI models after receiving a US government export control directive citing national security concerns, escalating tensions between the company and the Trump administration.
The US government issued an export control directive to suspend access to Anthropic's Fable 5 and Mythos 5 models, citing national security concerns over a reported jailbreak technique that Anthropic claims is not unique to their models.
The US government has issued an export control directive to suspend access to Anthropic's Fable 5 and Mythos 5 models due to national security concerns, citing a potential jailbreak method. Anthropic is complying by disabling access for all customers, but disputes the severity of the vulnerability.
According to the Financial Times, NVIDIA's RTX 5090D V2 chip has been added to the Chinese customs prohibited items list. This move is believed to support Huawei's chip development but may lead to a shortage of high-end graphics cards for gamers.
OpenAI proposes a comprehensive U.S. AI policy framework to the federal government, focusing on innovation freedom, strategic export controls, copyright reform, infrastructure investment, and government AI adoption to maintain American competitiveness against the PRC.