Skip to content
mcp/harbor
Gemini CLI

slack mcp server for Gemini CLI

io.github.stevenvo/slack-mcp-server

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

client:Gemini CLI transport:stdio runtime:pypi

Install slack mcp server in Gemini CLI

~/.gemini/settings.json · windows: %USERPROFILE%\.gemini\settings.json

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

{
  "mcpServers": {
    "slack-mcp-server": {
      "command": "uvx",
      "args": [
        "slack-mcp-server-v2"
      ],
      "env": {
        "SLACK_USER_TOKEN": "<SLACK_USER_TOKEN>",
        "SLACK_BOT_TOKEN": "<SLACK_BOT_TOKEN>",
        "SLACK_WORKSPACE_URL": "<SLACK_WORKSPACE_URL>"
      }
    }
  }
}

Gemini expands $VAR and ${VAR} inside env values, so a secret can live in your shell rather than this file. Gemini CLI docs

slack mcp server in other clients

slack mcp server MCP server