How to connect Gemini to Microsoft Excel
You can connect Gemini to Microsoft Excel with the GPT for Excel Word add-in:
Step 1: Install the GPT for Excel Word add-in
Install from the Microsoft AppSource marketplace: Office store link
Step 2: Open GPT for Excel Word
Click GPT for Excel Word from the ribbon's Home tab.
Step 3: Use Gemini in Microsoft Excel
Select gemini-2.5-flash from the top model switcher dropdown. Gemini is now connected to Microsoft Excel, and you can ask it to do tasks via the sidebar with the Agent or the bulk tools, or use GPT functions.
You can use gemini-2.5-pro and other Gemini models if you set your own API key.