Gmail Attachments MCP vs MCP Slack

In-depth architectural comparison of the Gmail Attachments MCP and MCP Slack 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 Gmail Attachments 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 Gmail Attachments MCP Details

Choose MCP Slack 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 MCP Slack Details

Feature & Specification Comparison

Specification	Gmail Attachments MCP Communication	MCP Slack Communication
Summary	Minimal MCP server for downloading Gmail attachments to disk. Read-only OAuth by default.	Secure read-only MCP server for Slack workspaces
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": {
    "gmail-attachments-mcp": {
      "command": "uvx",
      "args": [
        "gmail-attachments-mcp"
      ]
    }
  }
}

{
  "mcpServers": {
    "mcp-slack": {
      "command": "uvx",
      "args": [
        "mcp-slack-crunchtools"
      ]
    }
  }
}

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