Slack.

Drop this into your client's MCP config — claude_desktop_config.json for Claude Desktop, or .cursor/mcp.json for Cursor — then restart the app. Replace placeholder paths and credentials with your own.

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

MCP server for Slack. Read channel history, post messages, react, manage threads, and look up users. The standard integration for any agent that participates in team chat — incident response, daily standups, or ChatOps workflows.

• Post messages and replies
• Read channel history
• React to messages
• Look up users and channels