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.
GPT-5.4 is out now on ChatGPT (where it goes by the name GPT-5.4 Thinking) as well as on the OpenAI API and OpenAI’s coding ...
OpenAI’s GPT-5.4 is rolling out in GitHub Copilot, bringing stronger reasoning, better coding accuracy, and improved support for complex tasks.
OpenAI's new GPT-5.4 clobbers humans on pro-level work in tests - by 83% ...
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