Live Demo Embed

Embeds a live interactive demo or sandbox within the article.

Surfaces

webmcp-apps

Degraded on

Surface	Note
google-meet-stage	Sandboxed iframes blocked by stage security policy.
google-chat	Collapses to link.
email	Iframes stripped.
google-apps-script-web	sandbox iframe restrictions may apply depending on embed target

Live preview

https://example.comOpen in new tab →

Fields

Field	Type
url	string. URL of the live demo.	required
title	string. Display title.	optional

Example payload

{
  "type": "live_demo_embed",
  "url": "https://example.com"
}

ARD catalog entry

{
  "identifier": "urn:air:a2uicatalog.ai:atom:live_demo_embed",
  "displayName": "Live Demo Embed",
  "type": "application/vnd.a2ui.atom+json",
  "url": "https://a2uicatalog.ai/atoms/live_demo_embed",
  "capabilities": [
    "web",
    "mcp-apps"
  ],
  "description": "Embeds a live interactive demo or sandbox within the article.",
  "representativeQueries": [
    "show a embed interactive live demo sandbox iframe",
    "embeds a live interactive demo or sandbox within the article.",
    "render a live demo embed"
  ]
}

← Full ARD catalog

Deploy your own Google Apps Script renderer

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

Full deploy guide →