Custom Widget
Visual widget builder (DSL).
A visual widget builder backed by a small DSL — for bespoke layouts.
type · custom_widget
A platform-level / reactive component.
How to use it
Just ask for it in chat — the agent emits this widget and the shell renders it:
Try saying
“open the custom widget builder”
Example
The agent returns this A2UI component (inside the components array of a /chat response):
custom_widget.json
{
"type": "custom_widget",
"id": "my-widget"
}Properties
| Prop | Type | Description |
|---|---|---|
id | string | Storage key |
Browse the full Widget Index, the Widget Catalog, or learn the A2UI system behind it.