Microsoft Mail MCP

An MCP server by Mindstone that enables agents to manage Microsoft 365 Outlook email. It supports listing, searching, reading, sending, replying, forwarding, drafting, moving, and deleting emails. It utilizes host-orchestrated Microsoft 365 OAuth for authentication.

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

List and search Outlook emails
Send and reply to emails
Draft and delete messages
Move emails between folders

Source and maintenance

Community listingRegistry 0.3.0

mcp-registry: io.github.mindstone/mcp-server-microsoft-mail@0.3.0 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-microsoft-mail 0.3.0

npmnpx

@mindstone/mcp-server-microsoft-mail package definition

{
  "version": "0.3.0",
  "transport": "stdio",
  "identifier": "@mindstone/mcp-server-microsoft-mail",
  "runtimeHint": "npx",
  "registryType": "npm",
  "registryBaseUrl": "https://registry.npmjs.org",
  "environmentVariables": [
    {
      "name": "MS_CLIENT_ID",
      "format": "string",
      "isRequired": true,
      "description": "Microsoft Entra (Azure AD) application client ID"
    },
    {
      "name": "MS_CONFIG_DIR",
      "format": "filepath",
      "isRequired": true,
      "description": "Path to the per-user Microsoft config directory (credentials/, accounts.json)"
    },
    {
      "name": "MS_ACCOUNT_EMAIL",
      "format": "string",
      "description": "Account email when running in multi-account per-instance mode (falls back to the first account in accounts.json)"
    },
    {
      "name": "MS_MCP_PACKAGE_ID",
      "format": "string",
      "default": "Microsoft365Mail",
      "description": "Logical package ID surfaced in error responses"
    },
    {
      "name": "MICROSOFT_REQUEST_TIMEOUT_MS",
      "format": "number",
      "default": "60000",
      "description": "Override the upstream Microsoft Graph request timeout in milliseconds (max 300000 = 5 min)"
    },
    {
      "name": "MCP_WORKSPACE_PATH",
      "format": "filepath",
      "description": "Workspace root where download_attachment saves files (falls back to the OS temp directory when unset)"
    }
  ]
}

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": {
    "microsoft-mail-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@mindstone/mcp-server-microsoft-mail@0.3.0"
      ],
      "env": {
        "MS_CLIENT_ID": "<YOUR_MS_CLIENT_ID>",
        "MS_CONFIG_DIR": "<YOUR_MS_CONFIG_DIR>",
        "MS_ACCOUNT_EMAIL": "<YOUR_MS_ACCOUNT_EMAIL>",
        "MS_MCP_PACKAGE_ID": "<YOUR_MS_MCP_PACKAGE_ID>",
        "MICROSOFT_REQUEST_TIMEOUT_MS": "<YOUR_MICROSOFT_REQUEST_TIMEOUT_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": {
    "microsoft-mail-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@mindstone/mcp-server-microsoft-mail@0.3.0"
      ],
      "env": {
        "MS_CLIENT_ID": "<YOUR_MS_CLIENT_ID>",
        "MS_CONFIG_DIR": "<YOUR_MS_CONFIG_DIR>",
        "MS_ACCOUNT_EMAIL": "<YOUR_MS_ACCOUNT_EMAIL>",
        "MS_MCP_PACKAGE_ID": "<YOUR_MS_MCP_PACKAGE_ID>",
        "MICROSOFT_REQUEST_TIMEOUT_MS": "<YOUR_MICROSOFT_REQUEST_TIMEOUT_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": {
    "microsoft-mail-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@mindstone/mcp-server-microsoft-mail@0.3.0"
      ],
      "env": {
        "MS_CLIENT_ID": "<YOUR_MS_CLIENT_ID>",
        "MS_CONFIG_DIR": "<YOUR_MS_CONFIG_DIR>",
        "MS_ACCOUNT_EMAIL": "<YOUR_MS_ACCOUNT_EMAIL>",
        "MS_MCP_PACKAGE_ID": "<YOUR_MS_MCP_PACKAGE_ID>",
        "MICROSOFT_REQUEST_TIMEOUT_MS": "<YOUR_MICROSOFT_REQUEST_TIMEOUT_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": {
    "microsoft-mail-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@mindstone/mcp-server-microsoft-mail@0.3.0"
      ],
      "env": {
        "MS_CLIENT_ID": "<YOUR_MS_CLIENT_ID>",
        "MS_CONFIG_DIR": "<YOUR_MS_CONFIG_DIR>",
        "MS_ACCOUNT_EMAIL": "<YOUR_MS_ACCOUNT_EMAIL>",
        "MS_MCP_PACKAGE_ID": "<YOUR_MS_MCP_PACKAGE_ID>",
        "MICROSOFT_REQUEST_TIMEOUT_MS": "<YOUR_MICROSOFT_REQUEST_TIMEOUT_MS>",
        "MCP_WORKSPACE_PATH": "<YOUR_MCP_WORKSPACE_PATH>"
      }
    }
  }
}

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