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

OpenAI GPT-5.4 is rumored after a Codex demo leak; GPT-5.3 is already in Codex, raising release timing questions.

OpenAI has launched Codex Security, an AI-powered vulnerability scanner, in research preview for ChatGPT Pro, Enterprise, and Edu users. Formerly known as Aardvark, the tool aims to reduce false ...

Codex Security, formerly Aardvark⁠, has found hundreds of critical vulnerabilities in tested software in the past month.

OpenAI launches a new program offering free ChatGPT Pro, Codex tools, and API credits to support open-source developers and ...

OpenAI launches a Mac-only Codex app as an agent command center. Sandbox controls limit folder writes and network access for safer use. Switching between IDE, terminal, and app keeps context across ...

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 ...

OpenAI is rolling out Codex Security, an AI-powered application security agent that finds, validates and proposes fixes for ...

OpenAI launches Codex for Windows, letting developers run multiple AI coding agents, automate testing tasks, and sync projects seamlessly across Mac and Windows.

The new AI-driven AppSec tool reportedly uncovered hundreds of critical flaws and thousands of high-severity issues during early testing.

Users will have to connect their OpenAI or Anthropic accounts to Xcode via an API key. Apple said it uses an open standard that gives programmers the ability to use other compatible agents and AI ...