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KaBOOM + Gemini CLI

KaBOOM is an open-source MCP server that gives Gemini CLI access to browser console logs, network errors, exceptions, WebSocket events, and live DOM state. Zero dependencies.

Terminal window
kaboom-agentic-browser --install gemini

Add to ~/.gemini/settings.json:

{
"mcpServers": {
"kaboom": {
"command": "kaboom-agentic-browser",
"args": []
}
}
}

If using npx:

{
"mcpServers": {
"kaboom": {
"command": "npx",
"args": ["-y", "kaboom-agentic-browser"]
}
}
}

After configuring, Gemini CLI can access KaBOOM’s full MCP toolset.

  1. Restart Gemini CLI after editing settings
  2. Verify the KaBOOM extension popup shows “Connected”
  3. Test: Ask Gemini “What browser errors do you see?”