OpenAI begins limited preview rollout of GPT-5.6 series models with enhanced safety and cybersecurity features
By
Anamarija Pogorelec
Summary
OpenAI has begun rolling out the GPT-5.6 series models in limited preview to trusted partners via API and Codex. The series includes three models: Sol (flagship), Terra (balanced), and Luna (fast/cost-efficient). The rollout is coordinated with the U.S. government before expanding to ChatGPT, Codex, and API users. The models feature enhanced reasoning, coding, and cybersecurity capabilities, with GPT-5.6 Sol introducing the company's most robust safety stack to date, including strengthened protections for high-risk activity and sensitive cyber requests.
Source
bskyOpenAI begins limited preview rollout of GPT-5.6 series models with enhanced safety and cybersecurity featureshelpnetsecurity.comKey quotes
· 2 pulledGPT-5.6 Sol launches with our most robust safety stack to date.
We strengthened protections for higher-risk activity, sensitive cyber requests, and repeated misuse.
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