OpenAI has launched GPT-5.4, its first model with native computer-use capabilities, alongside financial plugins for Microsoft Excel and 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).
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.
The results were fascinating, impressive, and sometimes surprisingly bad. Here are five tips that can help you get better results faster.