Build distinctive, production-grade frontend interfaces with memorable aesthetics.
SkillScore59Maintained
Automatic
◆Frontend / UI pack
Last verified 9/3/2026
What it changes
Passed 13 of 22 test cases with the skill, and 11 of 22 without it.
Without skill50%
With skill59%
Checks it passed that the model alone missed
Uses an asymmetric layout structure.
Imports a non-system display font declaration.
Avoids system font stacks like Inter, Roboto, or Arial.
and 1 more in the full report
3 fixed10 passed either way8 still failing1 broke
Pass-rate lift
+9 pp
Tokens
+40%
Agent turns
0%
Response time
+23%
Model gemini-3.6-flashMeasured 9/3/2026v113 of 22 cases passed with skill
Tokens, turns and time describe resource use, not a dollar price.
See it in action
One of 3 test cases the skill fixed. Same model, same prompt, with and without the skill.
1 of 3
Prompt
I need a complete React component for the main hero section of a high-end boutique roasted coffee website. Please build a visually striking frontend layout featuring interactive product displays, smooth hover interactions, and responsive design structure ready for production.
What was checked, without and with the skill
Checked
Without skill
With skill
Imports a non-system display font declaration.
Missed
Passed
Uses an asymmetric layout structure.
Missed
Passed
case-01 · gemini-3.6-flash · 9/3/2026 · answers are capped and redacted
What's inside
The instructions your model reads when the skill loads.
SKILL.md55 linessingle file
Designing Frontend
Workflow
Conceptualize
Identify purpose and user context
Choose a bold aesthetic direction (brutally minimal, maximalist, retro-futuristic, organic, luxury, brutalist, etc.)