Category: Editorial
Inline-numbered RAG source reference card — shows a citation number, source title, optional excerpt, and optional URL. Designed to accompany AI-generated content that cites retrieved documents. Pairs with in-body superscript references [1], [2] etc. Original a2ui-catalogue atom.
| Surface | Note |
|---|---|
| google-chat | renders as plain numbered list item; no card styling or excerpt block |
| Field | Type | Required |
|---|---|---|
| sources | {'type': 'array', 'description': 'List of {number, title, url?, excerpt?, author?, date?} citation objects.'} | required |
| heading | string. Section heading above the list, e.g. "Sources". | optional |
{
"type": "source_citation",
"sources": 1
}{
"identifier": "urn:air:a2uicatalog.ai:atom:source_citation",
"displayName": "Source Citation",
"type": "application/vnd.a2ui.atom+json",
"url": "https://a2uicatalog.ai/atoms/source_citation/",
"capabilities": [
"web",
"google-meet-stage",
"email",
"pdf",
"google-apps-script-web",
"mcp-apps",
"android",
"slides",
"pptx"
],
"description": "Inline-numbered RAG source reference card \u2014 shows a citation number, source title, optional excerpt, and optional URL. Designed to accompany AI-generated content that cites retrieved documents. Pairs with in-body superscript references [1], [2] etc. Original a2ui-catalogue atom.",
"representativeQueries": [
"show a numbered RAG source card with title excerpt and URL",
"inline-numbered rag source reference card \u2014 shows a citation number, source title, optional excerpt,",
"render a source citation"
]
}The renderer is an open-source Google Apps Script web app. 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 a2ui/apps-script-surface/gas-wired-renderer
clasp push && clasp deploy