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Excel Blog
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Building Agent Mode in Excel

tmobrien's avatar
tmobrien
Icon for Microsoft rankMicrosoft
Sep 29, 2025

How we designed an intelligent spreadsheet agent by combining advanced reasoning with Excel’s dynamic calculation engine

Excel is the world’s most trusted canvas for working with data, powering everything from household budgets to Fortune 500 companies, scientific research, operational planning, and classroom learning....
Updated Oct 23, 2025
Version 3.0
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Joined September 26, 2025
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FabioFrota
Copper Contributor
Oct 23, 2025

Will Agent Mode in Excel also be available under Tools in Copilot Chat in Excel (just like Agent Mode in Word?). Currently if feels too confusing having 3 chats in Excel: Copilot Chat, App Skills and Agent Mode (under Excel Labs).