Newsletter Cta

Displays an input block encouraging readers to subscribe to an email update list.

Surfaces

webgoogle-apps-script-webmcp-apps

Degraded on

Surface	Note
google-meet-stage	Form input handling may block submissions.
google-chat	Data capture forms are invalid components.
email	Inline forms fail — replace with external link anchor.

Live preview

📬 Subscribe to the newsletter

Fields

Field	Type
headline	string. Header message prompting subscription.	required
button_label	string. Optional submit button text, defaults to Subscribe.	optional

Example payload

{
  "type": "newsletter_cta",
  "headline": "Main headline text here"
}

ARD catalog entry

{
  "identifier": "urn:air:a2uicatalog.ai:atom:newsletter_cta",
  "displayName": "Newsletter Cta",
  "type": "application/vnd.a2ui.atom+json",
  "url": "https://a2uicatalog.ai/atoms/newsletter_cta",
  "capabilities": [
    "web",
    "google-apps-script-web",
    "mcp-apps"
  ],
  "description": "Displays an input block encouraging readers to subscribe to an email update list.",
  "representativeQueries": [
    "show a email subscription form for recurring reader updates",
    "displays an input block encouraging readers to subscribe to an email update list.",
    "render a newsletter cta"
  ]
}

← 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 →