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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.