Telegram MCP server vs Slack MCP Server (korotovsky)

A side-by-side comparison of two Communication servers — tools, transport, auth, maintenance, and copy-paste config for each.

	Telegram MCP server Bridge AI assistants to your Telegram account: read dialogs, summarize unread messages, mark as read, and send drafts. Unverified stdio (local) API key Go	Slack MCP Server (korotovsky) Powerful Slack MCP with stdio/SSE/HTTP, DMs, group DMs and no-admin token auth Verified stdio (local) API key Go
Category	Communication	Communication
Language	Go	Go
Transport	stdio (local)	stdio (local)
Auth	API key	API key
GitHub stars	334	1.7k
Last commit	22 days ago	1 month ago
Verified
Actively maintained
Install	`npx -y @chaindead/telegram-mcp`	`npx -y slack-mcp-server@latest --transport stdio`
Repo	Open	Open

Verdict

Pick Telegram MCP server if you prefer its approach (bridge ai assistants to your telegram account: read dialogs, summarize unread messages, mark as read, and send drafts).

Pick Slack MCP Server (korotovsky) if you prefer the more popular, battle-tested option, and you need the broadest set of tools.

Add Telegram MCP server

Install / run

npx -y @chaindead/telegram-mcp

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "telegram-mcp-server": {
      "command": "telegram-mcp",
      "args": [],
      "env": {
        "TG_APP_ID": "<your-app-id>",
        "TG_API_HASH": "<your-api-hash>",
        "PATH": "<path_to_telegram-mcp_binary_dir>",
        "HOME": "<path_to_your_home_directory"
      }
    }
  }
}

Add Slack MCP Server (korotovsky)

Install / run

npx -y slack-mcp-server@latest --transport stdio

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "slack-mcp-server-korotovsky": {
      "command": "npx",
      "args": [
        "-y",
        "slack-mcp-server@latest",
        "--transport",
        "stdio"
      ],
      "env": {
        "SLACK_MCP_XOXP_TOKEN": "<your-slack-user-oauth-token-xoxp>"
      }
    }
  }
}

FAQ

Telegram MCP server or Slack MCP Server (korotovsky) — which is better?

Pick Telegram MCP server if you prefer its approach (bridge ai assistants to your telegram account: read dialogs, summarize unread messages, mark as read, and send drafts). Pick Slack MCP Server (korotovsky) if you prefer the more popular, battle-tested option, and you need the broadest set of tools.

Can I use both Telegram MCP server and Slack MCP Server (korotovsky)?

Yes — MCP clients let you enable multiple servers at once. Add both configs to your client's mcpServers and use whichever tool fits the task.

Do Telegram MCP server and Slack MCP Server (korotovsky) work with Claude, Cursor and Windsurf?

Both do. Copy the per-client config below into Claude Desktop, Cursor, or Windsurf.

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