The Deploy Log | Models and APIs
GPT-5.5-Cyber
GPT-5.5-Cyber is rolling out in limited preview to defenders responsible for securing critical infrastructure, with more permissive behavior for authorized red teaming, penetration testing, and controlled validation, while GPT-5.5 with Trusted Access for Cyber remains the recommended starting point for most security workflows.
The call on this one
What shipped is free. The call on it, what to do about it and the condition on that, opens with a signup: free, no card, every edition in full.
It becomes $50 a year, and signing up now keeps your first year free.