Aggregate star-rating histogram showing the percentage breakdown per star level (5★ through 1★). Distinct from rating_stars which shows a single score — this shows the full distribution with bar lengths proportional to vote share.
| Field | Type | |
|---|---|---|
| average | number. Overall average rating (e.g. 4.3). | required |
| total | number. Total number of ratings. | required |
| breakdown | {'type': 'array', 'description': 'List of {stars, count} from 5 down to 1.'} | required |
| accent | string (optional, default | optional |
{
"type": "rating_summary_bar",
"average": 75,
"total": 5,
"breakdown": [
{
"stars": 5,
"count": 48
},
{
"stars": 4,
"count": 30
},
{
"stars": 3,
"count": 12
}
]
}{
"identifier": "urn:air:a2uicatalog.ai:atom:rating_summary_bar",
"displayName": "Rating Summary Bar",
"type": "application/vnd.a2ui.atom+json",
"url": "https://a2uicatalog.ai/atoms/rating_summary_bar",
"capabilities": [
"web",
"meet-stage",
"googlechat",
"email",
"pdf",
"apps-script-web"
],
"description": "Aggregate star-rating histogram showing the percentage breakdown per star level (5\u2605 through 1\u2605). Distinct from rating_stars which shows a single score \u2014 this shows the full distribution with bar lengths proportional to vote share.",
"representativeQueries": [
"show a star rating histogram with percentage bars per star level",
"aggregate star-rating histogram showing the percentage breakdown per star level (5\u2605 through 1\u2605). dis",
"render a rating summary bar"
]
}The renderer is open source. Deploy your own instance in 4 commands — you own the URL, no dependency on the demo endpoint.
git clone https://github.com/a2uicatalog/a2ui
cd apps-script-surface/gas-schema-renderer
clasp push && clasp deploy