Displays an input block encouraging readers to subscribe to an email update list.
| Surface | Note |
|---|---|
| meet-stage | Form input handling may block submissions. |
| googlechat | Data capture forms are invalid components. |
| Inline forms fail — replace with external link anchor. |
| Field | Type | |
|---|---|---|
| headline | string. Header message prompting subscription. | required |
| button_label | string. Optional submit button text, defaults to Subscribe. | optional |
{
"type": "newsletter_cta",
"headline": "Main headline text here"
}{
"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",
"apps-script-web"
],
"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"
]
}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