OpenAI integrates Excel support and live financial data into ChatGPT, creating a powerful spreadsheet co-pilot for traders, analysts, and crypto investors.

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).

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

Microsoft has removed App Skills from Excel's Copilot after users found multiple AI entry points confusing, now consolidating them into a single interface.

The Colt Python still captivates shooters today ...

Sometimes, the YEAR function returns the correct value, but Excel displays an unexpected year, such as 1900 or 1905. This occurs when the cell containing the YEAR formula is formatted as a Date ...

If you often work with data that starts life as a text file or CSV, Microsoft Excel now has new built-in tools that simplify how that information gets pulled into a spreadsheet. The update introduces ...

If you use Excel 40 hours a week (and those are the weeks you are on vacation), welcome to the MrExcel channel. Home to 2,400 free Excel tutorials. Bill "MrExcel" Jelen is the author of 67 books about ...

TL;DR: Microsoft is launching Copilot AI for Excel, a new feature that uses advanced language models to help users analyze data, summarize information, and generate ideas directly in their ...

A new COPILOT function in Excel lets you use AI in a formula. The new skill is now available to Microsoft 365 insiders. Reduces some of the complexity involved in creating formulas. Get more in-depth ...