Telegram MCP vs Slack

In-depth architectural comparison of the Telegram MCP and 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 Telegram MCP when:

• You need dedicated capabilities in the Communication domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: API Key required (Free / Open Source).
• You have access to required keys: TG_APP_ID, TG_API_HASH.
• Primary tools included: Get current user account info, List dialogs with optional unread filter, Retrieve messages from dialogs.

Explore Telegram MCP Details

Choose 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).
• Primary tools included: inbox, messages, estate.

Explore Slack Details

Feature & Specification Comparison

Specification	Telegram MCP chaindead Communication	Slack Communication
Summary	Telegram API integration for accessing user data, managing dialogs (chats, channels, groups), retrieving messages, and handling read status	Read and write Slack with session tokens — no OAuth, no bot, no admin approval.
Category & Scope	Communication	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": {
    "chaindead-telegram-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@chaindead/telegram-mcp"
      ],
      "env": {
        "TG_APP_ID": "YOUR_TG_APP_ID_HERE",
        "TG_API_HASH": "YOUR_TG_API_HASH_HERE"
      }
    }
  }
}

{
  "mcpServers": {
    "slack": {
      "command": "npx",
      "args": [
        "-y",
        "@aaronsb/slack-mcp"
      ]
    }
  }
}

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