OpenAI is capping off a busy week of announcements with the release of GPT-5.5, its latest model upgrade for ChatGPT and Codex. The company calls its new model “a new class of i ...

Codex's Chronicle feature captures Mac screenshots, processes them on OpenAI's servers, and stores unencrypted text memories ...

OpenAI is rolling out GPT-5.5 in Codex, with a 400K context window and higher coding benchmark scores than GPT-5.4.

Codex now runs on GPT-5.5 hosted on Nvidia's GB200 NVL72 rack-scale systems. Nvidia says the systems deliver 35x lower cost ...

OpenAI today added a new subscription tier, which the company says is meant to support increasing Codex use. Codex is OpenAI's AI coding agent that's integrated into ChatGPT, and it competes with ...

OpenAI introduced its Codex Mac app in February, giving developers new tools for agentic coding with artificial intelligence. The new ChatGPT Pro tier is especially designed for Codex users who have ...

OpenAI launched ChatGPT Pro, a new subscription tier that boosts usage limits for Codex, its AI-powered coding assistant. The announcement comes as OpenAI looks to compete with Anthropic's Claude Code ...

In short: OpenAI launched a new $100 per month Pro plan for ChatGPT on 9 April 2026, inserting a new tier between the existing $20 Plus plan and the $200 Pro plan and directly targeting Anthropic’s ...

Command injection in Codex and a hidden outbound channel in ChatGPT exposed risks of credential theft and covert data exfiltration. OpenAI has fixed two flaws in its AI stack that could allow AI ...

PCWorld demonstrates how OpenAI’s Codex can generate a complete personal homepage in under a minute using AI-powered “vibe coding” techniques. The process involves installing Codex, creating an empty ...

OpenAI's Codex Desktop can run your computer now - and has its own browser ...

Various OpenAI employees and members of the Codex team have been hinting at a native Codex app for iOS lately. While I very ...