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

This efficiency makes it viable for enterprises to move beyond generic off-the-shelf solutions and develop specialized models that are deeply aligned with their specific data domains ...

A repository platform built around AI models could reshape developer workflows and reduce OpenAI’s reliance on Microsoft’s ...

GPT-5.4 is billed as "our most capable and efficient frontier model for professional work." ...

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

Ready to start your vibe-coding adventure? A few weeks after its debut on Mac, the Windows version of OpenAI’s Codex app has finally arrived.