The big headlines on this release are efficiency, with OpenAI reporting that GPT-5.4 uses far fewer tokens (47% fewer on some ...

Excel automations cover auto-updating charts, deadline flags, and smart links; Ctrl+T table charts expand as new rows appear.

ChatGPT is now using its 5.4 Thinking model for deeper reasoning, and it's even better at handling "professional work." ...

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

Copilot Cowork operates in the cloud, inside Microsoft 365's infrastructure, and draws on something Claude Cowork simply cannot access: the full graph of a user's enterprise work data.

OpenAI's GPT-5.4 debuts with financial tools, FactSet integration, Excel support, and investment analysis features for ChatGPT Plus, Team, and Pro users.

Saving AI generated content and deadline information to matter containers in M365 empowers Copilot to deliver grounded, secure, matter-aware answers that legal professionals can trust. "By anchoring ...

OpenAI’s GPT-5.4 is here. It’s designed to be thoughtful and easier to steer in the right direction.

OpenAI's new GPT-5.4 clobbers humans on pro-level work in tests - by 83% ...

MIcrosoft has revealed the next stage of its plans to place its software at the heart of enterprise data, which is now powered by agentic AI.

From OpenAI’s expanding dominance to sweeping security incidents and corporate realignments, this week underscored how AI continues to reshape every corner of the tech landscape.