Sidemail
Sidemail.io's official MCP Server. Provides Model Context Protocol (MCP) integration for Sidemail.io, enabling programmatic access to Sidemail's transactional emails, contacts, domains, and Messenger features for product updates and newsletters via MCP agent mode (in VS Code, Claude, Cursor and other MCP clients).
Overview
What is Sidemail
Sidemail is an all-in-one email delivery platform. It covers everything for delivering and managing emails – transactional emails, email marketing, email automation, contact profiles management, and subscribe forms.
What is Sidemail MCP Server
Sidemail MCP Server provides Model Context Protocol (MCP) integration for Sidemail.io, enabling programmatic access to Sidemail's transactional email, contacts, domains, and Messenger features for product updates and newsletters via MCP agent mode (in VS Code, Claude, Cursor, and other MCP clients).
Key features
- Manage sending domains
- Test sending transactional emails
- Manage contacts and groups
- Create, update, and delete Messenger drafts
- Query sent emails and contacts
Prerequisites
- Node.js v18 or newer
- Sidemail API Key
Claude Desktop setup
Edit (or create) the config file:
- macOS:
~/Library/Application Support/Claude/claude_desktop_config.json - Windows:
%APPDATA%\Claude\claude_desktop_config.json - Linux:
~/.config/Claude/claude_desktop_config.json
{
"mcpServers": {
"sidemail": {
"command": "npx",
"args": ["-y", "@sidemail/mcp"],
"env": { "SIDEMAIL_API_KEY": "your-key" }
}
}
}
Microsoft VS Code setup (assisted)
- Open the Command Palette (
Ctrl/Cmd + Shift + P). - Type “MCP: Add Server…” and select it.
- Select "NPM Package".
- Enter
@sidemail/mcpand confirm it. - Confirm the installation.
- Enter your Sidemail API key and confirm it.
Microsoft VS Code setup (manual)
Alternatively, you can install it manually by modifying the mcp.json configuration file.
- Open the Command Palette (
Ctrl/Cmd + Shift + P). - Type “MCP: Open User Configuration” and select it.
- Add the configuration below and save changes.
{
"servers": {
"sidemail-mcp": {
"type": "stdio",
"command": "npx",
"args": ["-y", "@sidemail/mcp"],
"env": {
"SIDEMAIL_API_KEY": "${input:sidemail-key}",
},
},
},
"inputs": [
{
"type": "promptString",
"id": "sidemail-key",
"description": "Sidemail API Key",
"password": true,
},
],
}
Cursor setup
Create or edit ~/.cursor/mcp.json:
{
"mcpServers": {
"sidemail": {
"command": "npx",
"args": ["-y", "@sidemail/mcp"],
"env": { "SIDEMAIL_API_KEY": "your-key" }
}
}
}
CLI Usage
npx @sidemail/mcp
MCP Server Tools
Domains
- list-domains: List all sending domains
- create-domain: Add a new sending domain
- delete-domain: Remove a sending domain
Messenger
- list-messenger-drafts: List Messenger drafts
- get-messenger-draft: Get Messenger draft by ID
- create-messenger-draft: Create a Messenger draft
- update-messenger-draft: Update a Messenger draft
- delete-messenger-draft: Delete a Messenger draft
Groups
- list-groups: List all contact groups
- create-group: Create a new contact group
- update-group: Update a contact group
Contacts
- create-or-update-contact: Create or update a contact
- query-contacts: Query contacts with filters
- find-contact: Find a contact by email
- delete-contact: Delete a contact
Emails
- send-email: Send a transactional email (testing only)
- query-emails: Query sent emails
Server Config
{
"mcpServers": {
"sidemail": {
"command": "npx",
"args": [
"-y",
"@sidemail/mcp"
],
"env": {
"SIDEMAIL_API_KEY": "your-key"
}
}
}
}Project Info
Created At
10 months agoUpdated At
10 months agoAuthor Name
SidemailStar
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