The announcement follows Anthropic’s debut of its leading-edge Mythos model, which the company says has already found ...

Cyber, a fine-tuned variant of its GPT-5.4 model designed for defensive cybersecurity work and also announced a significant ...

Described by OpenAI as a new model tuned for defensive cybersecurity tasks, GPT-5.4-Cyber is being offered first to vetted ...

Read how Microsoft is partnering with Anthropic and broader industry to use leading models, paired with our platforms and ...

OpenAI has announced a new AI model called GPT-5.4-Cyber. Similar to Anthropic’s Claude Mythos, this new “cyber-permissive” ...

Microsoft, Amazon, Apple, CrowdStrike, Palo Alto Networks and others will use the model as part of a new cybersecurity initiative called Project Glasswing.

After Anthropic unveiled its Claude Mythos AI model, OpenAI introduced its own cybersecurity-focused model, GPT-5.4-Cyber.

GPT-5.4-Cyber launch expands defender access and helped fix 3,000+ vulnerabilities, strengthening proactive cybersecurity ...

OpenAI launches GPT-5.4-Cyber with selective access for verified defenders, adding a cyber-focused model and tighter controls ...

OpenAI has drawn a rare bright line around its own technology, warning that the next wave of its artificial intelligence systems is likely to create a “high” cybersecurity risk even as it races to ...