UK AI Security Institute Finds GPT-5.5 Matches Claude Mythos in Cyber Capabilities
The UK's AI Security Institute has evaluated OpenAI's GPT-5.5 for offensive cybersecurity capabilities, finding it comparable to Anthropic's Claude Mythos model in identifying security …
AML.T0047 - ML-Enabled Product or Service
AML.T0040 - ML Model Inference API Access
AML.T0043 - Craft Adversarial Data