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Pi for Excel: Open-Source Multi-Model AI Sidebar Add-in for Microsoft Excel

By

rahimnathwani

3mo ago· 9 min readenCode

Summary

Pi for Excel is an open-source, multi-model AI sidebar add-in for Microsoft Excel that functions as an AI agent within Excel workbooks. It can read workbooks, make changes, and conduct research using various AI models including Anthropic, OpenAI, Google Gemini, or GitHub Copilot. The add-in features 16 built-in tools for spreadsheet interaction, such as get_workbook_overview for structural analysis and read_range for cell data extraction. Users can bring their own API keys or use OAuth login, making it a flexible AI assistant for Excel tasks.

Key quotes

· 5 pulled
Pi for Excel is an AI agent that lives inside Excel. It reads your workbook, makes changes, and does research — using any model you choose.
Bring your own API key or OAuth login for Anthropic, OpenAI, Google Gemini, or GitHub Copilot.
Open-source, multi-model AI sidebar add-in for Microsoft Excel. Powered by Pi.
16 built-in tools that the AI can call to interact with your workbook.
get_workbook_overview - Structural blueprint — sheets, headers, named ranges, tables, charts, pivots
Snippet from the RSS feed
Experimental Excel sidebar agent add-in. Multi-model. Powered by Pi. - tmustier/pi-for-excel

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