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Asian AI startups 360 and Sakana AI have launched powerful AI models (Tulongfeng and Fugu) that rival Anthropic's Mythos and Fable 5 amid a U.S. export ban on those models, highlighting growing competition and geopolitical tensions in AI.
Anthropic abruptly disabled access to its new Fable 5 and Mythos 5 models after receiving a US Commerce Department directive citing export controls and national security concerns over a reported jailbreak. The company disputes the severity of the claimed vulnerability.
Anthropic released Claude Fable 5, the first public version of its Mythos model, capable of generating video games and tools from a single prompt, outperforming other public models by a considerable margin.
Daniel Stenberg reports that Anthropic's Mythos AI model identified a vulnerability in curl, highlighting the growing role of advanced AI in security auditing while noting initial access hurdles via the Linux Foundation.
Article argues that AI-generated code and closed-source software are inherently less secure, and that LLMs like Anthropic’s Mythos will exacerbate vulnerabilities, making open-source projects the only trustworthy option.