OpenAI’s Codex Security enters research preview, aiming to help teams find, validate, and patch code vulnerabilities with ...

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 introduces Harness Engineering, an AI-driven methodology where Codex agents generate, test, and deploy a million-line production system. The platform integrates observability, architectural ...

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 ...

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

The big headlines on this release are efficiency, with OpenAI reporting that GPT-5.4 uses far fewer tokens (47% fewer on some ...

OpenAI, the ChatGPT maker, has launched a new Codex app for macOS, giving developers a dedicated space to work with AI-powered coding agents. Instead of relying on Codex through terminals or browser ...

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 ...

Earlier this week, OpenAI released GPT-5.3 Instant, promising to make ChatGPT less cringe and more natural when using its ...