OpenAI launches GPT-5.4 with native computer use mode, financial plugins for Microsoft Excel, Google Sheets

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

OpenAI Launches GPT-5.4, Embeds ChatGPT Directly Into Excel: All You Need To Know

OpenAI released GPT-5.4 in ChatGPT (as GPT-5.4 Thinking), the API, and Codex, calling it its most capable and efficient ...

ChatGPT 5.4 is a big spreadsheet fan — and comes with special Excel & Google Sheets tools

ChatGPT is now using its 5.4 Thinking model for deeper reasoning, and it's even better at handling "professional work." ...
Ars Technica

OpenAI introduces Codex, its first full-fledged AI agent for coding

We’ve been expecting it for a while, and now it’s here: OpenAI has introduced an agentic coding tool called Codex in research preview. The tool is meant to allow experienced developers to delegate ...
VentureBeat

OpenAI launches a Codex desktop app for macOS to run multiple AI coding agents in parallel

OpenAI on Monday released a new desktop application for its Codex artificial intelligence coding system, a tool the company says transforms software development from a collaborative exercise with a ...