io.mailtrap/mcp is an MCP server that official MCP Server for Mailtrap. Its tool list has not been published yet over stdio, sse and http, requires no API key, and scores 89/100 on MCPpedia's security, maintenance and efficiency rubric.
Step 1
Install in your client
Config is the same across clients — only the file and path differ.
CD
Supported in Claude Desktopstdio, sse, http · Node 18+
Paste into ~/Library/Application Support/Claude/claude_desktop_config.json
{
"mcpServers": {
"mailtrap": {
"env": {
"DEFAULT_FROM_EMAIL": "your_sender@example.com",
"MAILTRAP_API_TOKEN": "your_mailtrap_api_token",
"MAILTRAP_ACCOUNT_ID": "your_account_id",
"MAILTRAP_TEST_INBOX_ID": "your_test_inbox_id"
},
"args": [
"-y",
"mcp-mailtrap"
],
"command": "npx"
}
}
}Are you the author?
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[](https://mcppedia.org/s/io-mailtrap-mcp)
Read me
What io.mailtrap/mcp does
An MCP server that provides tools for sending and testing in sandbox via Mailtrap.
Test This Server
Run this in your terminal to verify the server starts. Then let us know if it worked — your result helps other developers.
npx -y 'mailtrap' 2>&1 | head -1 && echo "✓ Server started successfully"
After testing, let us know if it worked:
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Scored, not listed
Why this score
Five weighted categories — click any category to see the underlying evidence.
Score breakdown
89/100across 5 weighted dimensions
0255075100
30
18
16
15
10
−11
Security
Maintenance
Efficiency
Documentation
Compatibility
Categoriesclick a row to see evidence
Security
OSV.devNo known CVEs.
Checked mailtrap against OSV.dev.
Inventory
Tools (12)
Click any tool to inspect its schema.
~1.3k tokens total
Community
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Frequently Asked Questions
- Is io.mailtrap/mcp safe to use?
- io.mailtrap/mcp has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments. Licensed under MIT.
- How do I install io.mailtrap/mcp?
- io.mailtrap/mcp supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.
- What can io.mailtrap/mcp do?
- io.mailtrap/mcp provides 12 tools: send-email, send-sandbox-email, send-template-email, list-email-logs, get-email-log and 7 more. See the full tools list on the server page for descriptions and parameters.
- What AI clients work with io.mailtrap/mcp?
- io.mailtrap/mcp is compatible with claude-desktop, cursor, claude-code. It uses stdio and sse and http transport.
- Is io.mailtrap/mcp actively maintained?
- io.mailtrap/mcp is actively maintained — last commit was 5 days ago. It has 64 GitHub stars.
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Community
Discussion
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