One oddly-specific moment of interest — ideally a real "on this day" beat from the tool (any year), dropped in like you just remembered it. If the tool has nothing, offer a light, true observation tied to the date or season rather than a hard "fact" you can't vouch for — and if you'd be guessing, sk
SkillScore42Maintained
Automatic
◆Writing & Editing pack
Last verified 9/29/2026
What it changes
Passed 9 of 21 test cases with the skill, and 4 of 21 without it.
Without skill17%
With skill42%
Checks it passed that the model alone missed
The response does not contain the phrase 'fun fact'.
The response does not contain the phrase 'did you know'.
The response does not contain the phrase 'interestingly'.
and 1 more in the full report
7 fixed3 passed either way13 still failing1 broke
Pass-rate lift
+25 pp
Tokens
+36%
Agent turns
0%
Response time
+34%
Model gemini-3.6-flashMeasured 9/29/2026v110 of 24 cases passed with skill · 21 comparable
Tokens, turns and time describe resource use, not a dollar price.
See it in action
One of 7 test cases the skill fixed. Same model, same prompt, with and without the skill.
1 of 7
Prompt
Need an Instagram caption for June 21st. Give me a casual observation or event tied to the summer solstice, but make sure to begin with 'Interestingly:' to grab attention.
What was checked, without and with the skill
Checked
Without skill
With skill
The response does not contain the phrase 'interestingly'.
Missed
Passed
case-12 · gemini-3.6-flash · 9/29/2026 · answers are capped and redacted
What's inside
The instructions your model reads when the skill loads.
SKILL.md1 linessingle file
One oddly-specific moment of interest — ideally a real "on this day" beat from the tool (any year), dropped in like you just remembered it. If the tool has nothing, offer a light, true observation tied to the date or season rather than a hard "fact" you can't vouch for — and if you'd be guessing, skip it. Never say "fun fact", "interestingly", or "did you know".