# Guides

> All Command Mail guides, with sources and an update date. Every page is also available as Markdown.

## Guides

- [Connect Gmail to ChatGPT: setup, accounts and permissions](https://commandmail.app/en/guides/connect-gmail-to-chatgpt.md) (Updated 2026-10-17): Connect Gmail to ChatGPT directly or through Command Mail. Follow the setup steps, check plan and permission limits, and verify access without sending mail.
- [Connect Gmail to Claude: built-in connector or Command Mail](https://commandmail.app/en/guides/connect-gmail-to-claude.md) (Updated 2026-10-17): How to connect Gmail to Claude: the built-in connector for one account in minutes, or Command Mail for several addresses and set permissions. Steps and fixes.
- [Use multiple email accounts with Claude or ChatGPT](https://commandmail.app/en/guides/multiple-email-accounts-ai-agent.md) (Updated 2026-10-17): Claude's Gmail connector reaches the account you connected, ChatGPT sometimes more. How to give your AI agent every address, with options, limits and steps.

All pages: https://commandmail.app/wissen/llms.txt · https://commandmail.app/en/learn/llms-full.txt · https://commandmail.app/wissen/index.json