Lumman

Multi Mail and Multi Calendar in ChatGPT

Add Multi Mail and Multi Calendar to ChatGPT as custom MCP servers by their addresses, then type @ in a chat and choose one.

Multi Mail

Gmail, Outlook, Hotmail, Microsoft 365, iCloud, Fastmail and other IMAP mailboxes, in one connector.

Needs ChatGPT Pro, Business, Enterprise or Edu. Plus and Free cannot add it.

  1. 1

    Copy the address

  2. 2
    Open ChatGPT plugins

    Press +, choose Add custom MCP server, name it Multi Mail, paste the address, choose OAuth, tick the box and press Create as a plugin.

  3. 3

    Install it, then sign in, add your mailbox and approve on the Lumman page it opens. In a chat, type @ and choose Multi Mail.

Multi Calendar

Every Outlook.com, Microsoft 365, Google and iCloud calendar you have, and Fastmail and other CalDAV ones, in one connector.

Needs ChatGPT Pro, Business, Enterprise or Edu. Plus and Free cannot add it.

  1. 1

    Copy the address

  2. 2
    Open ChatGPT plugins

    Press +, choose Add custom MCP server, name it Multi Calendar, paste the address, choose OAuth, tick the box and press Create as a plugin.

  3. 3

    Install it, then sign in, add your calendar and approve on the Lumman page it opens. In a chat, type @ and choose Multi Calendar.