CommunicationOAuth2Official MCP

Slack API MCP Server

Send messages, manage channels, and integrate Slack notifications into your AI agent workflows.

Quick Setup

Transport: STDIO

Command: npx -y @modelcontextprotocol/server-slack

Environment Variables

SLACK_BOT_TOKEN

Example: xoxb-...

MCP Server Configuration

Add this to your claude_desktop_config.json or Cursor MCP settings.

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

Endpoints

GET/conversations.list

List all channels

POST/chat.postMessage

Send a message

GET/users.list

List all users

Official Documentation →GitHub →