Anthropic opens Claude Fable 5 after locking down Mythos risks
What's new: The model adds guardrails on cybersecurity and biology and scored about 5% above Claude Opus 4.8 in Vals AI tests.
Bloomberg, The Straits Times
What's new: The model adds guardrails on cybersecurity and biology and scored about 5% above Claude Opus 4.8 in Vals AI tests.
Why it matters: The report tied the espionage to a race for AI and said North Korean operatives also sought remote tech jobs to fund Pyongyang.
What's new: The company also widened Mythos 5 access for select cyberdefenders after testers found more than 10,000 critical flaws.