Slack MCP Server

io.github.jtalk22/slack-mcp-server

Catch up on Slack without reading it. Unreads, threads, search. Browser-session or hosted OAuth.

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Connect this server

Add this to your MCP client config — claude_desktop_config.json (Claude Desktop) or .cursor/mcp.json (Cursor).Suits: Claude Desktop · Cursor.

{
  "mcpServers": {
    "slack-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@jtalk22/slack-mcp@5.2.1"
      ],
      "env": {
        "SLACK_TOKEN": "<your SLACK_TOKEN>",
        "SLACK_COOKIE": "<your SLACK_COOKIE>"
      }
    }
  }
}
Environment variables
  • SLACK_TOKENsecretSlack xoxc- token from browser session
  • SLACK_COOKIEsecretSlack xoxd- cookie from browser session

A starting point — check the repository for exact arguments and setup. Restart your client after editing the config.

Category
Developer Tools
Version
5.2.1
Registry
active
Published
11/3/2026

Remotes

  • streamable-httphttps://mcp.revasserlabs.com/oauth/mcp

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