Slack MCP Server: Install & Setup

Install Slack in Claude Code

Claude Code

claude mcp add stevenvo-slack -e SLACK_WORKSPACE_URL=... -- uvx slack-mcp-server-v2

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "stevenvo-slack": {
      "command": "uvx",
      "args": [
        "slack-mcp-server-v2"
      ],
      "env": {
        "SLACK_WORKSPACE_URL": "..."
      }
    }
  }
}

Replace each ... with your own value.

Frequently asked questions

What does the Slack MCP server do?

Read Slack conversations, threads, user info, and search messages from your MCP client.

Is the Slack MCP server free?

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Does Slack run locally or remotely?

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

How do I add Slack to Claude Code?

Run: claude mcp add stevenvo-slack -e SLACK_WORKSPACE_URL=... -- uvx slack-mcp-server-v2

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