Email (IMAP/SMTP) MCP

An MCP server connector that enables agents to read, search, send, and manage emails via IMAP and SMTP protocols. It supports major providers like iCloud, Gmail, Yahoo, and Outlook, as well as custom IMAP configurations, allowing for comprehensive email automation within compatible hosts like Claude Desktop or Cursor.

Package and access

Local package with source-attributed installation metadata. Koskamo does not execute packages during review.

Community listingLocal stdioSource reviewed; not executedPublished by Mindstone

Vendor documentation

What you can do with it

Read and search incoming emails
Send new email messages
Manage email folders and flags
Connect to custom IMAP providers

Source and maintenance

Community listingRegistry 0.3.2

mcp-registry: io.github.mindstone/mcp-server-email-imap@0.3.2 Source repository

Maintenance checked: Oct 31, 2026, 10:59 PM UTC

Packages and installation

Source-provided package data. Koskamo has not executed or live-probed this package.

@mindstone/mcp-server-email-imap 0.3.2

npmnpx

@mindstone/mcp-server-email-imap package definition

{
  "version": "0.3.2",
  "transport": "stdio",
  "identifier": "@mindstone/mcp-server-email-imap",
  "runtimeHint": "npx",
  "registryType": "npm",
  "registryBaseUrl": "https://registry.npmjs.org",
  "environmentVariables": [
    {
      "name": "EMAIL_IMAP_EMAIL",
      "format": "string",
      "isRequired": true,
      "description": "Email address"
    },
    {
      "name": "EMAIL_IMAP_PASSWORD",
      "format": "string",
      "isRequired": true,
      "description": "App-specific password"
    },
    {
      "name": "EMAIL_IMAP_PROVIDER",
      "format": "string",
      "description": "Provider — icloud, gmail, yahoo, outlook, or custom (auto-detected from email domain if unset)"
    },
    {
      "name": "EMAIL_IMAP_IMAP_HOST",
      "format": "string",
      "description": "Custom IMAP host (for provider=custom)"
    },
    {
      "name": "EMAIL_IMAP_SMTP_HOST",
      "format": "string",
      "description": "Custom SMTP host (for provider=custom)"
    },
    {
      "name": "EMAIL_IMAP_IMAP_PORT",
      "format": "number",
      "default": "993",
      "description": "Custom IMAP port"
    },
    {
      "name": "EMAIL_IMAP_SMTP_PORT",
      "format": "number",
      "default": "587",
      "description": "Custom SMTP port"
    },
    {
      "name": "EMAIL_IMAP_MAX_RECIPIENTS",
      "format": "number",
      "default": "25",
      "description": "Safety cap: maximum combined To+CC+BCC recipients per email_send call. Defaults to 25; raising bypasses spam-prevention guardrails against prompt-injection-driven mass sends."
    },
    {
      "name": "EMAIL_IMAP_RATE_LIMIT_PER_HOUR",
      "format": "number",
      "default": "50",
      "description": "Safety cap: maximum email_send calls per rolling window. Defaults to 50; protects against runaway sends when injection content escapes the LLM's intent."
    },
    {
      "name": "EMAIL_IMAP_RATE_LIMIT_WINDOW_MS",
      "format": "number",
      "default": "3600000",
      "description": "Sliding-window length for the rate limit (ms)"
    },
    {
      "name": "MCP_WORKSPACE_PATH",
      "format": "string",
      "description": "Workspace directory that email_get_attachment downloads into (fresh email-imap-attachment-* staging directories). Defaults to the system temp directory."
    }
  ]
}

Tools

Reported by the attributed source; not independently observed by Koskamo.

No tool definitions available.

Connect from your client

Each snippet configures the same source-provided package; replace placeholders before use.

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Cursor

Merge this local stdio configuration, replace every placeholder environment value, and restart Cursor. Koskamo has not executed this package.

Cursor configuration

{
  "mcpServers": {
    "email-imap-smtp-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@mindstone/mcp-server-email-imap@0.3.2"
      ],
      "env": {
        "EMAIL_IMAP_EMAIL": "<YOUR_EMAIL_IMAP_EMAIL>",
        "EMAIL_IMAP_PASSWORD": "<YOUR_EMAIL_IMAP_PASSWORD>",
        "EMAIL_IMAP_PROVIDER": "<YOUR_EMAIL_IMAP_PROVIDER>",
        "EMAIL_IMAP_IMAP_HOST": "<YOUR_EMAIL_IMAP_IMAP_HOST>",
        "EMAIL_IMAP_SMTP_HOST": "<YOUR_EMAIL_IMAP_SMTP_HOST>",
        "EMAIL_IMAP_IMAP_PORT": "<YOUR_EMAIL_IMAP_IMAP_PORT>",
        "EMAIL_IMAP_SMTP_PORT": "<YOUR_EMAIL_IMAP_SMTP_PORT>",
        "EMAIL_IMAP_MAX_RECIPIENTS": "<YOUR_EMAIL_IMAP_MAX_RECIPIENTS>",
        "EMAIL_IMAP_RATE_LIMIT_PER_HOUR": "<YOUR_EMAIL_IMAP_RATE_LIMIT_PER_HOUR>",
        "EMAIL_IMAP_RATE_LIMIT_WINDOW_MS": "<YOUR_EMAIL_IMAP_RATE_LIMIT_WINDOW_MS>",
        "MCP_WORKSPACE_PATH": "<YOUR_MCP_WORKSPACE_PATH>"
      }
    }
  }
}

Cline

Merge this local stdio configuration, replace every placeholder environment value, and restart Cline. Koskamo has not executed this package.

Cline configuration

{
  "mcpServers": {
    "email-imap-smtp-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@mindstone/mcp-server-email-imap@0.3.2"
      ],
      "env": {
        "EMAIL_IMAP_EMAIL": "<YOUR_EMAIL_IMAP_EMAIL>",
        "EMAIL_IMAP_PASSWORD": "<YOUR_EMAIL_IMAP_PASSWORD>",
        "EMAIL_IMAP_PROVIDER": "<YOUR_EMAIL_IMAP_PROVIDER>",
        "EMAIL_IMAP_IMAP_HOST": "<YOUR_EMAIL_IMAP_IMAP_HOST>",
        "EMAIL_IMAP_SMTP_HOST": "<YOUR_EMAIL_IMAP_SMTP_HOST>",
        "EMAIL_IMAP_IMAP_PORT": "<YOUR_EMAIL_IMAP_IMAP_PORT>",
        "EMAIL_IMAP_SMTP_PORT": "<YOUR_EMAIL_IMAP_SMTP_PORT>",
        "EMAIL_IMAP_MAX_RECIPIENTS": "<YOUR_EMAIL_IMAP_MAX_RECIPIENTS>",
        "EMAIL_IMAP_RATE_LIMIT_PER_HOUR": "<YOUR_EMAIL_IMAP_RATE_LIMIT_PER_HOUR>",
        "EMAIL_IMAP_RATE_LIMIT_WINDOW_MS": "<YOUR_EMAIL_IMAP_RATE_LIMIT_WINDOW_MS>",
        "MCP_WORKSPACE_PATH": "<YOUR_MCP_WORKSPACE_PATH>"
      }
    }
  }
}

VS Code

Merge this local stdio configuration, replace every placeholder environment value, and restart VS Code. Koskamo has not executed this package.

VS Code configuration

{
  "servers": {
    "email-imap-smtp-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@mindstone/mcp-server-email-imap@0.3.2"
      ],
      "env": {
        "EMAIL_IMAP_EMAIL": "<YOUR_EMAIL_IMAP_EMAIL>",
        "EMAIL_IMAP_PASSWORD": "<YOUR_EMAIL_IMAP_PASSWORD>",
        "EMAIL_IMAP_PROVIDER": "<YOUR_EMAIL_IMAP_PROVIDER>",
        "EMAIL_IMAP_IMAP_HOST": "<YOUR_EMAIL_IMAP_IMAP_HOST>",
        "EMAIL_IMAP_SMTP_HOST": "<YOUR_EMAIL_IMAP_SMTP_HOST>",
        "EMAIL_IMAP_IMAP_PORT": "<YOUR_EMAIL_IMAP_IMAP_PORT>",
        "EMAIL_IMAP_SMTP_PORT": "<YOUR_EMAIL_IMAP_SMTP_PORT>",
        "EMAIL_IMAP_MAX_RECIPIENTS": "<YOUR_EMAIL_IMAP_MAX_RECIPIENTS>",
        "EMAIL_IMAP_RATE_LIMIT_PER_HOUR": "<YOUR_EMAIL_IMAP_RATE_LIMIT_PER_HOUR>",
        "EMAIL_IMAP_RATE_LIMIT_WINDOW_MS": "<YOUR_EMAIL_IMAP_RATE_LIMIT_WINDOW_MS>",
        "MCP_WORKSPACE_PATH": "<YOUR_MCP_WORKSPACE_PATH>"
      }
    }
  }
}

Claude Desktop

Merge this local stdio configuration, replace every placeholder environment value, and restart Claude Desktop. Koskamo has not executed this package.

Claude Desktop configuration

{
  "mcpServers": {
    "email-imap-smtp-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@mindstone/mcp-server-email-imap@0.3.2"
      ],
      "env": {
        "EMAIL_IMAP_EMAIL": "<YOUR_EMAIL_IMAP_EMAIL>",
        "EMAIL_IMAP_PASSWORD": "<YOUR_EMAIL_IMAP_PASSWORD>",
        "EMAIL_IMAP_PROVIDER": "<YOUR_EMAIL_IMAP_PROVIDER>",
        "EMAIL_IMAP_IMAP_HOST": "<YOUR_EMAIL_IMAP_IMAP_HOST>",
        "EMAIL_IMAP_SMTP_HOST": "<YOUR_EMAIL_IMAP_SMTP_HOST>",
        "EMAIL_IMAP_IMAP_PORT": "<YOUR_EMAIL_IMAP_IMAP_PORT>",
        "EMAIL_IMAP_SMTP_PORT": "<YOUR_EMAIL_IMAP_SMTP_PORT>",
        "EMAIL_IMAP_MAX_RECIPIENTS": "<YOUR_EMAIL_IMAP_MAX_RECIPIENTS>",
        "EMAIL_IMAP_RATE_LIMIT_PER_HOUR": "<YOUR_EMAIL_IMAP_RATE_LIMIT_PER_HOUR>",
        "EMAIL_IMAP_RATE_LIMIT_WINDOW_MS": "<YOUR_EMAIL_IMAP_RATE_LIMIT_WINDOW_MS>",
        "MCP_WORKSPACE_PATH": "<YOUR_MCP_WORKSPACE_PATH>"
      }
    }
  }
}

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