OpenAI launches GPT-5.6-Cyber for approved users to find vulnerabilities, expands Daybreak initiative

OpenAI launches GPT-5.6-Cyber, a specialized model for advanced vulnerability research and exploit development for approved defenders. The model achieves 95% completion on advanced cybersecurity tasks. OpenAI also expands its Daybreak cybersecurity initiative as AI-led attacks multiply.

• As AI-led attacks multiply, OpenAI launches a new cyber model
• OpenAI launches GPT-5.6-Cyber with reduced refusals, 95% completion on advanced cybersecurity tasks
• OpenAI releases ChatGPT 5.6 Cyber, but it's only for approved users
• OpenAI paused a model over cyber risk on Friday. On Monday it shipped one trained to refuse less.
• OpenAI launches GPT-5.6-Cyber to help defenders find vulnerabilities before attackers do
• OpenAI introduces a new cyber model amid fears of AI cyberattacks