Claude Desktop
Desktop · Freemium · Proprietary
Anthropic's official Claude AI desktop application. Supports MCP servers to extend functionality.
WindowsMacOS
Communication · Developer Tools
Mailtrap MCP
railsware/mailtrap-mcp
The official MCP server for Mailtrap — the email delivery platform. It connects your Mailtrap account to Claude, Cursor, VS Code, and other MCP-compatible AI assistants.
Install
npx -y mcp-mailtrapClient configuration
{
"mcpServers": {
"mailtrap": {
"command": "npx",
"args": [
"-y",
"mcp-mailtrap"
],
"env": {
"MAILTRAP_API_TOKEN": "<MAILTRAP_API_TOKEN>",
"DEFAULT_FROM_EMAIL": "<DEFAULT_FROM_EMAIL>",
"MAILTRAP_ACCOUNT_ID": "<MAILTRAP_ACCOUNT_ID>",
"MAILTRAP_SANDBOX_ID": "<MAILTRAP_SANDBOX_ID>"
}
}
}
}Environment variables
MAILTRAP_API_TOKENDEFAULT_FROM_EMAILMAILTRAP_ACCOUNT_IDMAILTRAP_SANDBOX_IDASDF_DIRASDF_DATA_DIRASDF_NODEJS_VERSION- GitHub stars
- 21
- Author
- @railsware
- Category
- Communication, Developer Tools
- License
- MIT
- Updated
- Oct 6, 2026
About Mailtrap MCP
Send transactional and bulk email, test messages safely in Email Sandbox, manage templates, contacts, sending domains, and webhooks, inspect email logs and delivery statistics, troubleshoot deliverability, and manage account resources — all using natural-language prompts.
Features
Email API and SMTP — Send transactional and bulk email, including batch and template-based messages.
Email testing — Test messages in Email Sandbox and inspect content, headers, attachments, spam scores, and HTML client compatibility.
Delivery monitoring — Search email logs, inspect event history, and analyze delivery, bounce, open, click, and spam rates.
Email infrastructure — Manage sending domains, DNS verification, webhooks, and suppressions.
Contacts — Manage contacts, lists, custom fields, and events, with imports and exports.
Account management — Review billing usage and manage access, permissions, API tokens, and sub-accounts.
Tools (40)
send-email
Sends a transactional email through Mailtrap.
batch-send-transactional-email
Sends a batch of transactional emails in one Mailtrap API call (default sending stream).
batch-send-bulk-email
Sends a batch of bulk emails through Mailtrap's bulk-stream API.
list-email-logs
Lists sent email logs (delivery history) with optional pagination and filters.
get-email-log-message
Gets a single email log message by ID (UUID): a readable summary (from, to, subject, sent time, status, category, stream, engagement, delivery context), then…
get-sending-stats
Get email sending statistics (delivery, bounce, open, click, spam rates) for a date range.
create-template
Creates a new email template in your Mailtrap account.
list-templates
Lists all email templates in your Mailtrap account.
get-template
Get a single email template by ID, including subject, category, and HTML/text body.
update-template
Updates an existing email template.
delete-template
Deletes an existing email template.
send-sandbox-email
Sends an email to your Mailtrap test inbox for development and testing purposes.
batch-send-sandbox-email
Sends a batch of emails to your Mailtrap test inbox in one API call, without delivering to real recipients.
get-sandbox-messages
Retrieves a list of messages from your Mailtrap test inbox.
show-sandbox-email-message
Shows detailed information and content of a specific email message from your Mailtrap test inbox, including HTML and text body content.
get-sandbox-project
Get a sandbox project by ID, including its inboxes and email counts.
update-sandbox-project
Rename an existing sandbox project.
list-sandboxes
List every sandbox accessible to the API token across all projects.
mark-sandbox-as-read
Mark all messages in a sandbox as read.
reset-sandbox-credentials
Reset the SMTP credentials for a sandbox.
enable-sandbox-email-address
Enable the receive-by-email address for a sandbox (turns on the Mailtrap address that delivers messages to the sandbox via SMTP).
reset-sandbox-email-address
Generate a new receive-by-email address for a sandbox.
forward-sandbox-message
Forward a sandbox message to an external email address.
update-sandbox-message
Mark a sandbox message as read or unread.
delete-sandbox-message
Delete a single sandbox message.
get-sandbox-message-spam-score
Get the SpamAssassin spam report for a sandbox message (score, rules, full report).
get-sandbox-message-html-analysis
Get the HTML analysis report for a sandbox message (client compatibility scores, problematic elements).
get-sandbox-message-headers
Get the parsed mail headers for a sandbox message.
get-sandbox-message-html
Get the rendered HTML body of a sandbox message.
get-sandbox-message-text
Get the plain-text body of a sandbox message.
get-sandbox-message-raw
Get the raw, MIME-formatted message (headers + body) for a sandbox message.
get-sandbox-message-eml
Get the message rendered as an EML file payload (suitable for attaching to a ticket or importing into another mail client).
get-sandbox-message-html-source
Get the unrendered HTML source of a sandbox message (HTML before any Mailtrap-side transformations like CID-link rewrites).
list-sandbox-attachments
List all attachments on a sandbox message (filename, content type, size, download path).
get-sandbox-attachment
Get metadata and download URL for a single attachment.
list-sending-domains
List sending domains and their DNS verification status.
get-sending-domain
Get a sending domain by ID and its verification status (including DNS records).
create-sending-domain
Create a new sending domain.
update-sending-domain
Update a sending domain's tracking and inbound settings.
delete-sending-domain
Delete a sending domain.
Details on this page are taken from the project's README. Open README
Supported clients
Clients mentioned in this server's README:
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