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

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

The companies’ contrasting strategies are a clear indication that Anthropic and OpenAI disagree on how they should handle ...

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

At Google Cloud Next, Wiz co-founder Yinon Costica called on security defenders to use AI to steal a march on threat actors, ...

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

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

Anthropic’s Mythos AI is rattling Washington, prompting the Trump administration to try to confront its cybersecurity risks.

OpenAI on Tuesday announced the next phase of its cybersecurity strategy and a new model specifically designed for use by digital defenders, GPT-5.4-Cyber. The news comes in the wake of an ...

Mythos has triggered emergency responses from central banks and intelligence agencies globally, as Anthropic decides who has ...

April 14 (Reuters) - OpenAI on Tuesday unveiled GPT-5.4-Cyber, a variant of its latest flagship model fine-tuned specifically for defensive cybersecurity work, following rival Anthropic's announcement ...