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Slack MCP Server MCP server

by jtalk22 · io.github.jtalk22/slack-mcp-server

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

🛠 Developer ToolsRemotenpmv5.2.1
Open in MCP HubGitHub repository ↗Website ↗

How to install Slack MCP Server

Remote (http)

claude mcp add --transport http slack-mcp-server https://mcp.revasserlabs.com/oauth/mcp

Or add it to your MCP config (Claude Desktop, Cursor, VS Code):

{
  "mcpServers": {
    "slack-mcp-server": {
      "type": "http",
      "url": "https://mcp.revasserlabs.com/oauth/mcp"
    }
  }
}

npm

claude mcp add slack-mcp-server -- npx -y @jtalk22/[email protected]

Or add it to your MCP config (Claude Desktop, Cursor, VS Code):

{
  "mcpServers": {
    "slack-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@jtalk22/[email protected]"
      ]
    }
  }
}

Environment variables:
SLACK_TOKEN – Slack xoxc- token from browser session
SLACK_COOKIE – Slack xoxd- cookie from browser session

Replace placeholders in <angle brackets> with your own values. Review what a server can access before you enable it.

Details

Version
5.2.1
Published
2026-11-03
Updated
2026-11-03
Namespace
io.github.jtalk22
Source
jtalk22/slack-mcp-server

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