mcparmory-mailersend 1.0.2

Send transactional emails, manage domains, and track delivery analytics

MailerSend MCP Server

Base URL: https://api.mailersend.com/v1

Category	Communication
Tools	71
Auth	Bearer Token

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Install

Quick Start (recommended)

BEARER_TOKEN=YOUR_BEARER_TOKEN \
SERVER_PROTOCOL=YOUR_SERVER_PROTOCOL \
SERVER_HOST=YOUR_SERVER_HOST \
uvx mcparmory-mailersend

With pip

pip install mcparmory-mailersend
BEARER_TOKEN=YOUR_BEARER_TOKEN \
SERVER_PROTOCOL=YOUR_SERVER_PROTOCOL \
SERVER_HOST=YOUR_SERVER_HOST \
mcparmory-mailersend

MCP Client Configuration

Add to your MCP client config (e.g. Claude Desktop, Cursor, Codex):

{
  "mcpServers": {
    "mailersend": {
      "command": "uvx",
      "args": ["mcparmory-mailersend"],
      "env": {
        "BEARER_TOKEN": "YOUR_BEARER_TOKEN",
        "SERVER_PROTOCOL": "YOUR_SERVER_PROTOCOL",
        "SERVER_HOST": "YOUR_SERVER_HOST"
      }
    }
  }
}

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Credentials

Set the following environment variables (via MCP client env config, shell export, or .env file):

• BEARER_TOKEN — Bearer token
• SERVER_PROTOCOL — The protocol for the API request. (default: https)
• SERVER_HOST — The host for the MailerSend API. (default: api.mailersend.com)

Do not commit credentials to version control.

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Run Locally

First, configure your credentials in .env (see Credentials above).

pip install -r requirements.txt
python server.py

Connect MCP Client

Edit .mcp.json and replace <SERVER_DIR> with the absolute path to this directory, then add to your MCP client configuration.

Example (if server is at /home/user/mcp-servers/mailersend):

{
  "mcpServers": {
    "mailersend": {
      "command": "python",
      "args": ["/home/user/mcp-servers/mailersend/server.py"]
    }
  }
}

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Docker

Pre-built image (recommended)

docker run -p 8000:8000 \
  -e BEARER_TOKEN=YOUR_BEARER_TOKEN \
  -e SERVER_PROTOCOL=YOUR_SERVER_PROTOCOL \
  -e SERVER_HOST=YOUR_SERVER_HOST \
  ghcr.io/mcparmory/mailersend:latest

Build from source

First, configure your credentials in .env (see Credentials above).

docker build -t mailersend .
docker run -p 8000:8000 --env-file .env mailersend

Before running, make sure ports 8000 are free.### MCP client config (Docker)

For Docker, use SSE transport in your MCP client config:

{
  "mcpServers": {
    "mailersend": {
      "type": "sse",
      "url": "http://localhost:8000/sse"
    }
  }
}

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Files

• .env - Credentials and server configuration
• .mcp.json - MCP client config template
• Dockerfile - Container build
• LICENSE - MIT license for this generated code
• requirements.txt - Python dependencies
• README.md - This file
• server.py - MCP server entry point
• _auth.py - Authentication handlers
• _models.py - Request/response models
• _validators.py - Input validation

Note: Files starting with . are hidden by default on macOS/Linux. Use ls -a in terminal or enable "Show hidden files" in your file manager to see .env and .mcp.json.

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