1. Mythos Preview Clears Both AISI Cyber Ranges as AI Offensive Capability Doubling Rate Signals Accelerating Risk
Mythos Preview has become the first AI model to complete both cyber ranges designed by the UK's AI Security Institute (AISI), establishing a new benchmark for automated offensive cyber capabilities. The achievement places Mythos Preview ahead of GPT-5.5, which solved only one of the two ranges, underscoring a widening ...