Text that begins as a stream of random alphanumeric characters and progressively resolves left-to-right into the final string using CSS @keyframes content with steps(). Pure CSS — no JavaScript. Each frame pre-generates a partially-revealed scramble via Python at render time.
| Surface | Note |
|---|---|
| Renders as the final resolved text only | |
| google-chat | CSS animation not supported; renders as final text |
| Field | Type | |
|---|---|---|
| text | string. The final text to reveal. | required |
| duration | number. Total animation duration in seconds. Default 2.0. | optional |
| color | string. Final text colour. Default "#0f172a". | optional |
| scramble_color | string. Scramble character colour. Default "#4f46e5". | optional |
| size | string. Font size. Default "2.5rem". | optional |
| weight | string. Font weight. Default "800". | optional |
{
"type": "word_scramble",
"text": "A concise description of the content."
}{
"identifier": "urn:air:a2uicatalog.ai:atom:word_scramble",
"displayName": "Word Scramble",
"type": "application/vnd.a2ui.atom+json",
"url": "https://a2uicatalog.ai/atoms/word_scramble",
"capabilities": [
"web",
"google-meet-stage",
"google-apps-script-web",
"mcp-apps"
],
"description": "Text that begins as a stream of random alphanumeric characters and progressively resolves left-to-right into the final string using CSS @keyframes content with steps(). Pure CSS \u2014 no JavaScript. Each frame pre-generates a partially-revealed scramble via Python at render time.",
"representativeQueries": [
"show a CSS steps() left-to-right character scramble-to-reveal",
"text that begins as a stream of random alphanumeric characters and progressively resolves left-to-ri",
"render a word scramble"
]
}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