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Animate a number counting up to its target as it scrolls into view, once.
Passed 19 of 22 test cases with the skill, and 9 of 22 without it.
and 11 more in the full report
10 fixed9 passed either way3 still failing0 broke
Tokens, turns and time describe resource use, not a dollar price.
One of 10 test cases the skill fixed. Same model, same prompt, with and without the skill.
We are displaying a revenue metric of 10000 dollars on a landing page hero block. What attribute sets the dollar sign prefix in the counter markup?
| Checked | Without skill | With skill |
|---|---|---|
| The markup specifies the prefix using the data-count-prefix attribute. | Missed | Passed |
The instructions your model reads when the skill loads.
A number that animates up to its target on enter. Part of
motion-anything; obeys MOTION-SPEC.md.
count-up.css and count-up.js and link them.<span data-count="10000" data-count-suffix="+">0</span>
(optional data-count-prefix="$", data-count-duration="900").prefers-reduced-motion: final value shown immediately. Tabular figures keep width steady.test cases passed, vs 9 / 22 without
More skills from the same source and nearby in the registry, with their headline benchmark lift.