slack

local MCP server

Installation

Terminal

claude mcp add com-pulsemcp-slack -e SLACK_BOT_TOKEN=... -e ENABLED_TOOLGROUPS=... -- npx -y slack-workspace-mcp-server

Run in your project folder. Add --scope user to use it everywhere.

Claude Desktop, Cursor & other clients

Add to claude_desktop_config.json or .cursor/mcp.json.

{
  "mcpServers": {
    "com-pulsemcp-slack": {
      "command": "npx",
      "args": [
        "-y",
        "slack-workspace-mcp-server"
      ],
      "env": {
        "SLACK_BOT_TOKEN": "...",
        "ENABLED_TOOLGROUPS": "..."
      }
    }
  }
}

Fill in the environment variables with your own credentials.

Summary

MCP server for Slack — read/write messages, manage threads, and react to messages.

Questions

slack is a local MCP server distributed as the npm package slack-workspace-mcp-server.

Run: claude mcp add com-pulsemcp-slack -e SLACK_BOT_TOKEN=... -e ENABLED_TOOLGROUPS=... -- npx -y slack-workspace-mcp-server

Run: codex mcp add com-pulsemcp-slack --env SLACK_BOT_TOKEN=... --env ENABLED_TOOLGROUPS=... -- npx -y slack-workspace-mcp-server

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