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

OpenAI launches ChatGPT for Excel powered by GPT-5.4, enabling users to build, update, and analyze spreadsheet models using plain language.

OpenAI has launched its new model, GPT-5.4. With this new version, ChatGPT will now work directly within your spreadsheets and office tools, making data management much easier. The biggest highlight ...

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For reference, our fourth quarter and year-end 2025 earnings release, shareholder letter, and presentation are available ...

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

Microsoft says a Microsoft 365 Copilot bug has been causing the AI assistant to summarize confidential emails since late January, bypassing data loss prevention (DLP) policies that organizations rely ...

I used to be clunky in Microsoft Excel not knowing the most efficient way to do things. That was before I learned some helpful shortcuts. Now I move around my tables super quickly and efficiently.