OpenAI Grants EU Access to GPT-5.5-Cyber Cybersecurity Model

LLM Stats·medium signal

OpenAI announced it will roll out GPT-5.5-Cyber, a cybersecurity-tuned variant of its flagship model, in limited preview to vetted EU businesses, governments, cybersecurity authorities, and institutions. The release mirrors Anthropic's Mythos/Glasswing push, framing frontier labs as security infrastructure providers to governments.