<![CDATA[When Microsoft 365 Copilot Cowork needs to create an Excel file, it uses LibreOffice - not Excel.😏]]>When Microsoft 365 Copilot Cowork needs to create an Excel file, it uses LibreOffice - not Excel.😏

The actual process seems to be: Claude agent calls openpyxl (Python library) to generate the file. Then, the headless soffice of LibreOffice is used to validate the output. Finally, the user is shown a file in Excel for the web.

It makes perfect sense, given how Anthropic built Cowork and Microsoft just licensed it from them.

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]]>https://board.circlewithadot.net/topic/cd802bde-2446-4945-b8c1-9e1d5e180d17/when-microsoft-365-copilot-cowork-needs-to-create-an-excel-file-it-uses-libreoffice-not-excel.RSS for NodeThu, 14 May 2026 23:26:48 GMTThu, 07 May 2026 20:06:48 GMT60<![CDATA[Reply to When Microsoft 365 Copilot Cowork needs to create an Excel file, it uses LibreOffice - not Excel.😏 on Thu, 07 May 2026 21:27:37 GMT]]>@jukkan hey @libreoffice , you might be interested 😄👆

]]>https://board.circlewithadot.net/post/https://mastodon.indie.host/users/stragu/statuses/116535411189148484https://board.circlewithadot.net/post/https://mastodon.indie.host/users/stragu/statuses/116535411189148484Thu, 07 May 2026 21:27:37 GMT