Top Picks
ChatGPT / Claude
Strong general-purpose options for drafting emails in any tone.
Claude for Outlook
Works directly within Outlook for drafting without switching tools.
Copilot for Microsoft 365
Microsoft's integrated option across Outlook and the wider Office suite.
Getting the Tone Right
Specify the exact tone and relationship context (a first cold outreach vs. a reply to a close colleague) for noticeably better results — see our Email Prompts for specific patterns.
Related Pages
Frequently Asked
Can AI write emails in my specific voice?
With enough examples of your past writing as context, it can get reasonably close; always review before sending.
Is it appropriate to use AI for all work emails?
For routine, low-stakes emails, generally yes; more sensitive or high-stakes communication benefits from more careful personal attention.
Where can I find email-specific prompts?
See our Prompts library's Email category.
What's the best tool for drafting directly in my inbox?
See our Platforms directory for Claude for Outlook and Copilot for Microsoft 365.