microsoft 365 for ChatGPT

com.proscendia/microsoft-365

Permissioned access to Outlook, OneDrive and Teams via the user's own Microsoft account

client:ChatGPT transport:streamable-http

Install microsoft 365 in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://microsoft-mcp.proscendia.com/mcp

Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs