Outlook MCP vs Grounders MCP

In-depth architectural comparison of the Outlook MCP and Grounders MCP MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

Which MCP Server Should You Choose?

Choose Outlook MCP when:

• You need dedicated capabilities in the Communication domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).

Explore Outlook MCP Details

Choose Grounders MCP when:

• You need dedicated capabilities in the Communication domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).

Explore Grounders MCP Details

Feature & Specification Comparison

Specification	Outlook MCP Communication	Grounders MCP Communication
Summary	Microsoft Outlook personal accounts: mail, calendar, contacts, to-do, drafts (51 tools).	Multiple Google accounts (Gmail, Calendar, Drive, Contacts, Tasks) in one Claude connector.
Category & Scope	Communication	Communication
Quality signal

Tools & Capabilities Breakdown

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

{
  "mcpServers": {
    "outlook-mcp-2": {
      "command": "uvx",
      "args": [
        "outlook-graph-mcp"
      ]
    }
  }
}

{
  "mcpServers": {
    "grounders-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "grounders-mcp"
      ]
    }
  }
}

Related MCP Server Comparisons