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Slack MCP Server

Community

About

The Slack MCP server enables AI assistants to read and send messages, manage channels, and interact with your Slack workspace directly from your development environment.

Features

  • Send messages to channels and users
  • Read message history
  • List and search channels
  • Manage channel memberships
  • Post threaded replies
  • Upload files and attachments

Installation

Prerequisites

You'll need a Slack Bot Token and Team ID from your Slack workspace.

Using Claude Desktop

{
  "mcpServers": {
    "slack": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-slack"
      ],
      "env": {
        "SLACK_BOT_TOKEN": "xoxb-your-token",
        "SLACK_TEAM_ID": "T01234567"
      }
    }
  }
}

Using Cursor

{
  "slack": {
    "command": "npx",
    "args": ["-y", "@modelcontextprotocol/server-slack"],
    "env": {
      "SLACK_BOT_TOKEN": "xoxb-your-token",
      "SLACK_TEAM_ID": "T01234567"
    }
  }
}

How to Use

Once installed, you can ask your AI assistant to:

  • "Send a message to #general channel"
  • "Read the latest messages from #engineering"
  • "List all channels in the workspace"
  • "Reply to the thread about the deployment"

Resources