Slack MCP Server vs Ntfy MCP

In-depth architectural comparison of the Slack MCP Server and Ntfy 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 Slack MCP Server when:

• You need dedicated capabilities in the Communication domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: other (Free / Open Source).
• You have access to required keys: SLACK_MCP_ADD_MESSAGE_TOOL.
• Primary tools included: UserID, UserName, RealName.

Explore Slack MCP Server Details

Choose Ntfy 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).
• You have access to required keys: NTFY_TOPIC.
• Primary tools included: Sends notifications through ntfy, Exposes the notify_user MCP tool, Uses NTFY_TOPIC for topic selection.

Feature & Specification Comparison

Specification	Slack MCP Server korotovsky Communication	Ntfy MCP teddyzxcv Communication
Summary	The most powerful MCP server for Slack Workspaces.	The MCP server that keeps you informed by sending the notification on phone using ntfy
Category & Scope	Communication

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": {
    "korotovsky-slack-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "korotovsky-slack-mcp-server"
      ],
      "env": {
        "SLACK_MCP_ADD_MESSAGE_TOOL": "YOUR_SLACK_MCP_ADD_MESSAGE_TOOL_HERE"
      }
    }
  }
}

{
  "mcpServers": {
    "teddyzxcv-ntfy-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "teddyzxcv-ntfy-mcp"
      ],
      "env": {
        "NTFY_TOPIC": "YOUR_NTFY_TOPIC_HERE"
      }
    }
  }
}

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