OpenAI’s new GPT-5.4 model promises stronger reasoning, better coding capabilities and the ability to handle longer, more complex tasks. To see how well those claims hold up, I tested the model with ...

ChatGPT is getting another upgrade, and this time it’s moving up to GPT 5.4, just days after the release of GPT 5.3 Instant.

OpenAI brings its AI coding assistant Codex to Windows, allowing developers to run multiple AI agents and streamline complex ...

OpenAI has finally launched a Windows version of its Codex app, bringing its AI-powered coding assistant to a broader ...

OpenAI has rolled out the Codex desktop app for Windows. The tool debuted on macOS last month and will now enable developers ...

OpenAI has launched the Codex app for Windows, a desktop tool that lets developers run multiple AI coding agents, automate ...

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

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

While OpenAI is bringing GPT-5.4 to its API and its AI-powered coding tool, Codex, it’s rolling out its reasoning model, ...

OpenAI has now released the Codex software for Windows devices, after the release of a dedicated Codex program for macOS ...

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

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