Flutter Inspector MCP Server

MIT License

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inspector_track_rebuild_dirty_widgets

Identify performance issues in Flutter apps by enabling widget rebuild tracking to detect unnecessary rendering, connected via the default debug port or a custom port.

Instructions

RPC: Track widget rebuilds to identify performance issues (ext.flutter.inspector.trackRebuildDirtyWidgets). Connects to the default Flutter debug port (8181) unless specified otherwise.

Input Schema

Name	Required	Description	Default
`enabled`	Yes	Whether to enable or disable rebuild tracking
`port`	No	Optional: Custom port number if not using default Flutter debug port 8181

Input Schema (JSON Schema)

{
  "properties": {
    "enabled": {
      "description": "Whether to enable or disable rebuild tracking",
      "type": "boolean"
    },
    "port": {
      "description": "Optional: Custom port number if not using default Flutter debug port 8181",
      "type": "number"
    }
  },
  "required": [
    "enabled"
  ],
  "type": "object"
}

Install Server

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