The cybersecurity-focused AI model is less resistant to seemingly malicious actions, such as finding security vulnerabilities ...
OpenAI unveils GPT-5.4-Cyber after Anthropic’s Mythos, expanding selective access for security research as AI reshapes cyber ...
Cyber. Similar to Anthropic’s Claude Mythos, this new “cyber-permissive” variant of its GPT-5.4 is built for defensive ...
AISI’s findings show that Mythos isn’t significantly different from other recent frontier models in tests of individual ...
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