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Slack MCP Server

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

TypeScript CloudLocal macOSWindowsLinux Remote

★ 30 stars Last pushed 2026-09-18 License: MIT

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Connect

Review any command before running it. Package names and URLs come from the server's own registry entry.

Remote (streamable-http)

https://mcp.revasserlabs.com/oauth/mcp Requires auth (checked 2026-09-24)

Claude Code:

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

Or add to your MCP client config:

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

Package (npm 5.0.0)

npx -y @jtalk22/slack-mcp@5.0.0

Or add to your MCP client config:

{
  "mcpServers": {
    "slack-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@jtalk22/slack-mcp@5.0.0"
      ],
      "env": {
        "SLACK_TOKEN": "<YOUR_VALUE>",
        "SLACK_COOKIE": "<YOUR_VALUE>"
      }
    }
  }
}