OpenAI launches GPT-5.4 across ChatGPT, API, and Codex with stronger reasoning, coding, and computer use capabilities.

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

GPT-5.4 is also more reliable, producing 18% fewer errors and 33% fewer false claims than GPT-5.2, according to OpenAI.

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.

The latest model comes with native computer use capabilities, allowing it to take on jobs across your device and applications ...

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

OpenAI teases “5.4” as reports point to a 1M+ token context window and “extreme reasoning,” amid scrutiny over its Pentagon ...

Controversy over OpenAI's agreement to provide AI to the Pentagon has swamped news about Codex's rapid adoption ...

In a post on X (formerly known as Twitter), the AI giant announced that the Codex app is now available on Windows, adding, ...

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

OpenAI upgrades Prism with Codex CLI and GPT-5.3, letting researchers run code, compile LaTeX, and refine papers inside one ...

OpenAI has launched its Codex app on Windows, bringing a native AI coding assistant with project management, automations, and WSL support for developers.