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Resend Email

Enables AI to compose and send emails through the Resend API with customizable sender addresses, rep...

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Updated Nov 22, 2025
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Enables AI to compose and send emails through the Resend API with customizable sender addresses, reply-to fields, and scheduled delivery options
  1. Sign up for a Resend account
    Go to https://resend.com/ and create a free account if you do not already have one.

  2. Generate your Resend API key

    • Log in to your Resend account.
    • Visit the Resend API Keys dashboard.
    • Click "Generate API Key" and give it a descriptive name.
    • Copy your API key. (You will use this value for RESEND_API_KEY.)
  3. Find your Sender Email Address

    • If you have already added a sending domain to Resend, select the email address you wish to send from (e.g., no-reply@yourdomain.com).
    • Otherwise, follow Resend's instructions on their dashboard for adding and verifying your sender domain and email address.
    • Copy your sender email address. (You will use this for SENDER_EMAIL_ADDRESS.)
  4. (Optional) Prepare Reply-To Email Addresses

    • If you want replies to go to a different address, list one or more email addresses, separated by commas. (You will use these for REPLY_TO_EMAIL_ADDRESSES.)
  5. Add values in FastMCP connection interface

    • Press the "Install Now" button for the Resend MCP server.
    • In the FastMCP connection interface, fill in the following environment variables using the values obtained above:
      • RESEND_API_KEY — your API key from step 2.
      • SENDER_EMAIL_ADDRESS — your sender email address from step 3.
      • REPLY_TO_EMAIL_ADDRESSES — (optional) comma-separated reply-to addresses from step 4.
  6. Save and finish setup

    • Save the configuration in FastMCP.
    • Your MCP server is now set up to send emails using Resend!

How to Install Resend Email

Install Resend Email MCP server with one click through FastMCP. Choose your preferred AI development tool below:

Claude Desktop

Click "Claude Desktop" in Quick Start

Cursor IDE

Click "Cursor IDE" in Quick Start

VS Code

Click "VS Code" in Quick Start

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