After dissing Anthropic for limiting Mythos, OpenAI restricts access to Cyber, too
after sam altman Trash-talking Anthropic for gatekeeping By releasing their cybersecurity tool Mythos only to select users, they confirmed that OpenAI will do the same with its competing tool, Cyber. Altman said a post on x On Thursday that OpenAI will begin rolling out GPT-5.5 cyber “for critical cyber defenders” in the next few days….