Use when asked to review a pull request, diff, or branch changes. Provides a methodical review checklist covering correctness, security, and maintainability.
SkillScore95Maintained
Automatic
◆Coding pack
Last verified 8/6/2026
What it changes
Passed 21 of 22 test cases with the skill, and 18 of 22 without it.
Without skill82%
With skill95%
Checks it passed that the model alone missed
Correctness findings are listed before security findings
The concurrent map access defect is evaluated under correctness
The non-critical bug is categorized under the should-fix severity group
and 1 more in the full report
4 fixed17 passed either way0 still failing1 broke
Pass-rate lift
+14 pp
Tokens
-28%
Agent turns
0%
Response time
-39%
Model gemini-3.6-flashMeasured 8/6/2026v121 of 22 cases passed with skill
Tokens, turns and time describe resource use, not a dollar price.
See it in action
One of 4 test cases the skill fixed. Same model, same prompt, with and without the skill.
1 of 4
Prompt
Review a pull request diff that introduces a high-severity buffer overflow vulnerability. What severity group label should be applied to this finding in the pull request review summary?
What was checked, without and with the skill
Checked
Without skill
With skill
The critical vulnerability is categorized under the blocking severity group
Missed
Passed
case-05 · gemini-3.6-flash · 8/6/2026 · answers are capped and redacted
What's inside
The instructions your model reads when the skill loads.
SKILL.md18 lines2 files
Review a pull request
Review changes in this order, and report findings grouped by severity.