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Product interaction and UX expert.
Passed 20 of 23 test cases with the skill, and 16 of 23 without it.
and 4 more in the full report
4 fixed16 passed either way3 still failing0 broke
Tokens, turns and time describe resource use, not a dollar price.
One of 4 test cases the skill fixed. Same model, same prompt, with and without the skill.
To save vertical screen real estate on a multi-field sign-up form, our UI designer placed all field labels inside input boxes as placeholder text and arranged inputs in a two-column grid. How should form fields and labels be structured?
| Checked | Without skill | With skill |
|---|---|---|
| Recommends placing field labels above input boxes | Missed | Passed |
| Recommends using a single column layout for the form | Passed | Passed |
The instructions your model reads when the skill loads.
| # | Heuristic | Key Question |
|---|---|---|
| 1 | Visibility of System Status | Does the user always know what's happening? |
| 2 | Match System & Real World | Does it use familiar language and concepts? |
| 3 | User Control & Freedom | Can users easily undo or exit? |
| 4 | Consistency & Standards | Does it follow platform conventions? |
| 5 | Error Prevention | Does it prevent errors before they occur? |
| 6 | Recognition over Recall | Is information visible, not memorized? |
| 7 | Flexibility & Efficiency | Are there shortcuts for experts? |
| 8 | Aesthetic & Minimalist Design | Is every element necessary? |
| 9 | Help Users with Errors | Are error messages helpful and actionable? |
| 10 | Help & Documentation | Is help available when needed? |
Intrinsic Load — Complexity inherent to the task itself
Extraneous Load — Unnecessary complexity from poor design (eliminate this!)
Germane Load — Mental effort for learning/understanding (support this)
test cases passed, vs 16 / 23 without
More skills from the same source and nearby in the registry, with their headline benchmark lift.