As AI-led attacks multiply, OpenAI launches a new cyber model

OpenAI has expanded its 'Daybreak' cybersecurity service, introducing a new tier that includes a specialized model, GPT-5.6-Cyber, for defensive vulnerability research. This move comes as AI-driven cyberattacks become more frequent, prompting AI labs to provide more robust security toolkits to enterprise customers.
Why it matters
The development reflects an arms race in cybersecurity where AI is being used both to launch sophisticated attacks and to provide automated, high-level defense.
Every day seems to brings fresh news of an AI agent going “rogue.” Whether that’s compromising Hugging Face , hacking a gym website , or creating its own fake profiles to socially engineer an intrusion , AI models are increasingly behaving like bad actors.
So, the AI labs that make the models doing the hacking are expanding their cyber protection offerings. This week, OpenAI announced an expansion of Daybreak, its cyber defense service which it launched earlier this year, not long after Anthropic released its cyber-focused model Mythos.
Daybreak is a service that bundles access to models, tools and workflows for defenders. The expansion includes access to a brand new cyber-focused model designed for defensive work.
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