For agents, the value is clearer still: structured JSON output, reusable commands and built-in skills that let models interact with Workspace data and actions without a custom integration layer.
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).
The results were fascinating, impressive, and sometimes surprisingly bad. Here are five tips that can help you get better results faster.
OpenAI is releasing a new model today, and like GPT-5.2 before it, GPT-5.4 is all about professional work. OpenAI is calling ...
OpenAI's GPT-5.4 debuts with financial tools, FactSet integration, Excel support, and investment analysis features for ChatGPT Plus, Team, and Pro users.