Mailtrap

local MCP server

Installation

Terminal

claude mcp add mailtrap-io -e MAILTRAP_API_TOKEN=... -e MAILTRAP_ACCOUNT_ID=... -- npx -y mcp-mailtrap

Run in your project folder. Add --scope user to use it everywhere.

Claude Desktop, Cursor & other clients

Add to claude_desktop_config.json or .cursor/mcp.json.

{
  "mcpServers": {
    "mailtrap-io": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-mailtrap"
      ],
      "env": {
        "MAILTRAP_API_TOKEN": "...",
        "MAILTRAP_ACCOUNT_ID": "..."
      }
    }
  }
}

Fill in the environment variables with your own credentials.

Summary

Official MCP Server for Mailtrap

Questions

Mailtrap is a local MCP server distributed as the npm package mcp-mailtrap.

Run: claude mcp add mailtrap-io -e MAILTRAP_API_TOKEN=... -e MAILTRAP_ACCOUNT_ID=... -- npx -y mcp-mailtrap

Run: codex mcp add mailtrap-io --env MAILTRAP_API_TOKEN=... --env MAILTRAP_ACCOUNT_ID=... -- npx -y mcp-mailtrap

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