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 ...
The Financial Express

OpenAI releases GPT-5.4 update amid US deal controversy, makes ChatGPT ‘think’ and work with MS Excel spreadsheets

The ChatGPT Thinking version features a new interaction style, where the model first displays an upfront plan of its reasoning process.

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 tasks) than its predecessors).
PCMag

GPT 5.4 Is Here: New Model Prepares for Autonomous Agents, Shares Fewer Errors

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 says this new release brings together its “ ...