Email automation is a powerful capability for notifications, outreach, and workflow automation. Claude Code can't send emails directly, but MCP servers provide secure email integration with Gmail, Outlook, and custom SMTP servers. Here are the best options for email automation.
Recommended MCP Servers
Gmail MCP (Anthropic)
anthropics/gmail-mcp
Official Gmail integration from Anthropic for reading and sending emails through the Gmail API.
Key Features
- Read and send Gmail messages
- OAuth authentication
- Search and filter emails
- Official Anthropic support
Installation
npx @anthropic-ai/gmail-mcpThe official Gmail MCP from Anthropic is the safest choice for Gmail integration. It uses proper OAuth authentication, handles tokens securely, and provides read/write access to your inbox. Recommended for production use cases.
Google Workspace MCP
kimtaeyoon83/mcp-google-workspace
Comprehensive Google Workspace integration including Gmail, Calendar, Drive, and Docs.
Key Features
- Gmail, Calendar, Drive, Docs support
- Full Google Workspace integration
- OAuth token management
- Multiple transport options
Installation
See GitHub for setup instructionsIf you use multiple Google services, this MCP is a one-stop solution. Beyond Gmail, it integrates Calendar, Drive, and Docs. Great for workflows that span multiple Google products.
AgentMail MCP
agentmail-to/agentmail-toolkit
Create inboxes on the fly to send, receive, and take actions on email. Email infrastructure built for AI agents.
Key Features
- Create disposable inboxes
- Send and receive emails
- Built for AI agent workflows
- No personal email exposure
Installation
pip install agentmail-mcpAgentMail is designed specifically for AI agents that need email capabilities. Create throwaway inboxes, handle incoming mail, and automate responses—all without exposing your personal email. Perfect for building email-driven automations.
Microsoft 365 MCP
softwarearchitect817/microsoft-graph-mcp
Microsoft Office and Microsoft 365 integration including Outlook, files, Excel, and calendar via Graph API.
Key Features
- Outlook email integration
- OneDrive and SharePoint access
- Excel and calendar support
- Graph API powered
Installation
See GitHub for Azure setupFor organizations on Microsoft 365, this MCP provides Outlook email along with OneDrive, SharePoint, and other Microsoft services. Uses the official Graph API for secure, enterprise-grade access.
Quick Comparison
| MCP | Stars | Best For | Pros | Cons |
|---|---|---|---|---|
| Gmail MCP | >1k | Gmail users | Official Anthropic support | Gmail only |
| Google Workspace | >400 | Full Google suite | Multiple services | Complex setup |
| AgentMail | >200 | AI automations | Disposable inboxes | Requires account |
| Microsoft 365 | >300 | Outlook users | Enterprise integration | Azure setup required |
Getting Started
To get started with email in Claude Code:
For Gmail, use the official Gmail MCP:
npx @anthropic-ai/gmail-mcpFor Outlook/Microsoft 365, set up the Microsoft Graph MCP with Azure credentials.
For AI agent workflows, consider AgentMail for disposable inboxes.
Example prompt: "Check my inbox for unread emails from the last 24 hours and summarize the important ones."