mcpopen-sourceverified

Slack MCP Server

Channels, messages, reactions and workflows

Read and post Slack messages, manage reactions, resolve users and channels, and wire up agentic workflows without webhooks.

Install Slack MCP Server

Paste into claude_desktop_config.json

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

Run in your terminal

claude mcp add slack -- npx -y @modelcontextprotocol/server-slack

Paste into .cursor/mcp.json

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

After adding the server, fully restart your MCP client. Replace <placeholders> (tokens, paths) with your own values.

Facts

Stars: ★ 7,400
Maintainer: Anthropic (official)

🛡 Security & capability audit for Slack MCP Server →

Trust score, capability surface (filesystem, shell, network) and risk flags — reviewed in your browser.

Works with

slack