MCP Slack

About MCP Slack

Use MCP Slack with your agent

claude mcp add mcp-slack -- uvx mcp-slack-crunchtools

{
  "mcpServers": {
    "mcp-slack": {
      "command": "uvx",
      "args": [
        "mcp-slack-crunchtools"
      ]
    }
  }
}

Frequently asked questions

What is MCP Slack?

MCP Slack is an MCP (Model Context Protocol) server by crunchtools in the Communication category. Secure read-only MCP server for Slack workspaces

How do I connect MCP Slack to Claude, Cursor, or another MCP client?

Install MCP Slack from its pypi package (mcp-slack-crunchtools) and register it under "mcpServers" in your client's MCP configuration — for example claude_desktop_config.json or Cursor's mcp.json — then restart the client.

Is MCP Slack open source?

Yes — the source code is public at github.com/crunchtools/mcp-slack, with 1 GitHub stars.

Can AI agents pay to use MCP Slack?

Not yet through Loomal — MCP Slack is listed as a free directory entry. If its maintainer verifies ownership, they can set per-call USDC pricing that agents pay over x402, with settlement on Base.