OpenAI has introduced GPT-5.4 mini and GPT-5.4 nano, two small, cost-efficient versions of its flagship AI model.  In a press release, OpenAI said that 5.4 nano and mini are “our most capable small ...

Sam Altman says ChatGPT Codex subagents outperform Claude Code, using plain-language triggers and configurable agent files for PR reviews and debugging workflows.

OpenAI launches Codex Security, an AI agent-vulnerability scanner that helps developers find and fix high-impact holes in their code.

Anthropic, a smaller rival started by OpenAI defectors, has found runaway success with its programming agent, Claude Code.

We visited OpenAI's new Bellevue office on opening day, toured the retro-modern space, and talked with CTO Vijaye Raji about Codex, culture, and the Seattle region's AI moment.

Developers can activate OpenAI’s new tool by giving it access to the code repository they wish to scan. According to the ChatGPT developer, Codex Security creates a temporary copy of the repository in ...

OpenAI has started rolling out Codex Security, an application security agent designed to help developers identify critical vulnerabilities without being inundated by a b ...

The Codex app for Windows already has over 500,000 developers in waitlist. Here's everything you need to know.

OpenAI today released the Codex app for Windows, powered by OpenAI’s frontier coding models, and it’s now the only coding agent with a first-class Windows experience.

OpenAI has released its Codex desktop app for Windows, adding a native sandbox and PowerShell support, enabling developers to run parallel coding agents.

OpenAI Academy has announced a series of free workshops, livestreams and learning resources to enhance practical AI skills for beginners and professionals.

OpenAI Academy offers free workshops and livestreams in March and April 2026 to help learners gain practical AI skills, ...