Sam Altman teases GPT-5.5 Cyber rollout as OpenAI doubles down on AI-led defence
OpenAI CEO Sam Altman announced the rollout of GPT-5.5 Cyber, a frontier cybersecurity model, to critical cyber defenders. The company is working with governments and industry partners to determine trusted access for the technology.
OpenAI is preparing to roll out GPT-5.5 Cyber, a frontier cybersecurity model, to critical cyber defenders. CEO Sam Altman revealed the rollout on X, stating that the company will work with governments and industry partners to determine trusted access. GPT-5.5 Cyber is expected to build on the capabilities of its predecessor, GPT-5.4 Cyber, which was designed to assist cybersecurity professionals. The model is part of OpenAI's Trusted Access for Cyber programme, aimed at balancing capability with responsibility. OpenAI is attempting to ensure the technology is used responsibly by limiting access and collaborating with trusted partners. The rollout is part of a rapidly evolving landscape in AI-powered cybersecurity, with competitors like Anthropic introducing their own advanced models.
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