OpenAI is expanding access to its most advanced AI models to help businesses and governments shore up their cyber defenses, a ...

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.

Large language models could make some cybersecurity companies even more valuable while others fall by the wayside.

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

The new AI model is being heralded—and feared—as a hacker’s superweapon. Experts say its arrival is a wake-up call for developers who have long made security an afterthought.

A scaled-up version of OpenAI's Trusted Access for Cyber program appears to be OpenAI's response to Anthropic's Project Glasswing. Katelyn is a reporter with CNET covering artificial intelligence, ...

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

OpenAI launches GPT-5.4-Cyber with binary reverse engineering for verified defenders, scaling access to thousands as it ...

The emergence of Claude Mythos has sent early warning signals through governments and financial institutions, with ...

Learn about Anthropic's Mythos AI and Project Glass Wing, a frontier model designed to test and strengthen defensive ...

In late March, Fortune discovered that Anthropic had accidentally left a draft blog post about a new model called Claude Mythos in an unsecured, publicly accessible data cache. The draft described the ...