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.

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

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

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 ...

With the Federal Reserve Chairman meeting with bank CEOs to discuss the security implications of Claude Mythos, you can bet that your board of directors will ask you about the impact of the AI model ...

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 ...

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

Artificial intelligence company OpenAI says it will release its latest cybersecurity model to a limited number of partners, ...

The new model will be used by a small number of high-profile companies to engage in defensive cybersecurity work.