Overview
What is MCP Resend Email?
MCP Resend Email is an MCP server based on the Resend API that provides convenient email sending functionality. It is designed for customer service replies, marketing emails, notification emails, and similar scenarios.
How to use MCP Resend Email?
Configure the server in MCP clients (Windsurf, Cursor, Claude) using npx mcp-resend-email --api-key=你的API密钥. The server runs via npx, auto-pulling the latest version, and supports both stdio and SSE transport modes.
Key features of MCP Resend Email
- Send plain text emails
- Send HTML formatted emails
- Send emails with attachments
- Send customer service reply emails with a predefined template
- Send marketing emails with a predefined template
- Send welcome emails with a predefined template
Use cases of MCP Resend Email
- Automating customer service email replies with ticket information
- Sending HTML marketing campaigns with call-to-action links
- Sending welcome emails to new users with product onboarding
FAQ from MCP Resend Email
How to upgrade to the latest version?
Simply run npx again — npx automatically fetches the latest version.
How to get a Resend API Key?
Register an account at Resend, navigate to the API Keys section in the dashboard, and create a new API key. See the Resend docs for details.
What tools does MCP Resend Email provide?
It provides six tools: send_email, send_html_email, send_with_attachment, send_customer_service_email, send_marketing_email, and send_welcome_email.
Can I send emails with attachments?
Yes, using the send_with_attachment tool. You provide a list of attachments with filename, Base64‑encoded content, and MIME type.
What transport modes are supported?
Both stdio mode (default via npx) and SSE mode (connecting to a local server, e.g. http://localhost:3001/sse) are supported.
