OpenAI follows Anthropic's lead in limited release of GPT‑5.4‑Cyber

The cybersecurity-focused AI model is less resistant to seemingly malicious actions, such as finding security vulnerabilities ...

OpenAI unveils GPT‑5.4‑Cyber, an AI model for defensive cybersecurity

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

OpenAI Debuts GPT-5.4-Cyber That Specializes in Cybersecurity—Is It for Public Use?

Cyber, which focuses on cybersecurity, defense, and safety for its users, helping identify potential or existing threats and ...
TechCrunch

OpenAI launches GPT-5.4 with Pro and Thinking versions

On Thursday, OpenAI released GPT-5.4, a new foundation model billed as “our most capable and efficient frontier model for professional work.” In addition to the standard version, GPT-5.4 is also ...
Fast Company

OpenAI’s GPT-5.3-Codex thinks deeper and wider about coding work

On Thursday, OpenAI released GPT-5.3-Codex, a new model that extends its Codex coding agent beyond writing and reviewing code to performing a much wider range of work tasks. The release comes as ...