productivitycommunication

Resend Email▌

by hawstein

AI-powered email composition and delivery via Resend API. Customize sender, reply-to, schedule. Integrate easily with Se

Enables AI to compose and send emails through the Resend API with customizable sender addresses, reply-to fields, and scheduled delivery options

github stars

★ 6

GitHub npm

Free tier with 3000 emails/monthSupports file attachmentsScheduled delivery options

best for

/ Automating email notifications and alerts
/ AI-powered email composition and sending
/ Scheduled email campaigns
/ Transactional email integration

capabilities

/ Send emails with custom subject and content
/ Schedule email delivery for later
/ Add file attachments from local paths or URLs
/ Configure sender and reply-to addresses
/ Send plain text emails to specified recipients

what it does

Lets AI assistants compose and send emails through the Resend API service. Supports attachments, scheduled delivery, and customizable sender/reply-to addresses.

about

Resend Email is a community-built MCP server published by hawstein that provides AI assistants with tools and capabilities via the Model Context Protocol. AI-powered email composition and delivery via Resend API. Customize sender, reply-to, schedule. Integrate easily with Se It is categorized under productivity, communication.

how to install

You can install Resend Email in your AI client of choice. Use the install panel on this page to get one-click setup for Cursor, Claude Desktop, VS Code, and other MCP-compatible clients. This server runs locally on your machine via the stdio transport.

license

MIT

Resend Email is released under the MIT license. This is a permissive open-source license, meaning you can freely use, modify, and distribute the software.

readme

MCP Server Resend

A MCP server for Resend API. Let LLMs compose and send emails for you.

Environment Variables

RESEND_API_KEY (string, required): Your Resend API key
SENDER_EMAIL_ADDRESS (string, required): Sender email address
REPLY_TO_EMAIL_ADDRESSES (string, optional): Comma-separated list of reply-to email addresses

Available Tools

send_email - Send an email using the Resend API
- Inputs:
  - to (string): Recipient email address
  - subject (string): Email subject line
  - content (string): Plain text email content
  - from (string, optional): Sender email address (uses SENDER_EMAIL_ADDRESS if not provided)
  - replyTo (array, optional): Reply-to email addresses (uses REPLY_TO_EMAIL_ADDRESSES if not provided)
  - scheduledAt (string, optional): Scheduled email delivery time
  - attachments (array, optional): List of attachments, each attachment must have:
    - filename (string): Name of the attachment file
    - localPath (string): Absolute path to a local file on user's computer (required if remoteUrl not provided)
    - remoteUrl (string): URL to a file on the internet (required if localPath not provided)

Getting an API Key

Sign up for a Resend account
Generate your API key from the Resend dashboard

Note: Free tier available with 3000 emails per month.

Installation

Using Clinde (recommended)

The easiest way to use Resend MCP Server is through the Clinde desktop app. Simply download and install Clinde, then:

Open the Clinde app
Navigate to the Servers page
Find resend-mcp and click Install

That's it! No technical knowledge required - Clinde handles all the installation and configuration for you seamlessly.

Using Claude Desktop

Add this to your claude_desktop_config.json:

{
  "mcpServers": {
    "resend-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "resend-mcp"
      ],
      "env": {
        "RESEND_API_KEY": "YOUR_RESEND_API_KEY_HERE (string, required)",
        "SENDER_EMAIL_ADDRESS": "YOUR_SENDER_EMAIL_ADDRESS_HERE (string, required)",
        "REPLY_TO_EMAIL_ADDRESSES": "YOUR_REPLY_TO_EMAIL_ADDRESSES_HERE (string, optional, comma delimited)"
      }
    }
  }
}

License

This MCP server is licensed under the MIT License. This means you are free to use, modify, and distribute the software, subject to the terms and conditions of the MIT License. For more details, please see the LICENSE file in the project repository.