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 launched ChatGPT for Excel in beta, a specialized add-in powered by the new GPT-5.4 Thinking model designed specifically for financial workflows. OpenAI introduced deep data integrations ...

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

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

OpenAI is bringing ChatGPT directly into spreadsheets. The new Excel add-in lets users analyse data, build models and run scenarios using simple prompts, with Google Sheets support expected soon.

OpenAI (OPENAI) has released a private beta version of Aardvark, a security research agent that autonomously monitors code to identify and help fix vulnerabilities in software. "Aardvark represents a ...

OpenAI introduced the "OpenAI Grove," a new program for early tech entrepreneurs looking to build with artificial intelligence. Grove will be hosted in OpenAI's San Francisco headquarters and will ...

OpenAI (OPENAI) unveiled a new program on Wednesday to help countries future-proof their education and workforces, utilizing artificial intelligence. Known as OpenAI’s Education for Countries, the new ...

OpenAI has a pitch for software companies freaking out about AI and this week's massive sell-off: Work with us, not against us. On Thursday, OpenAI announced "Frontier," its new enterprise-focused ...