Search a codebase efficiently with ripgrep regular expressions, file globs, and git history search. Use to locate symbols, usages, and definitions instead of reading whole files.
SkillScore74Maintained
Automatic
◆Coding pack
Last verified 9/28/2026
What it changes
Passed 13 of 18 test cases with the skill, and 12 of 18 without it.
Without skill65%
With skill74%
Checks it passed that the model alone missed
Uses --type java to filter Java files.
Explains that built-in grep matches literal text only.
Uses --type ts or --type tsx to restrict search to TypeScript.
and 1 more in the full report
4 fixed13 passed either way4 still failing2 broke
Pass-rate lift
+9 pp
Tokens
-24%
Agent turns
0%
Response time
-43%
Model gemini-3.6-flashMeasured 9/28/2026v117 of 23 cases passed with skill · 18 comparable
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
I need to locate all React useEffect hook invocations in our TypeScript codebase. What command quickly finds these without scanning non-TypeScript files?
What was checked, without and with the skill
Checked
Without skill
With skill
Uses --type ts or --type tsx to restrict search to TypeScript.
Missed
Passed
Includes the -n flag to display line numbers.
Passed
Passed
case-11 · gemini-3.6-flash · 9/28/2026 · answers are capped and redacted
What's inside
The instructions your model reads when the skill loads.
SKILL.md23 linessingle file
Code Search
The built-in grep tool matches LITERAL text only. For real regular-expression search and
history-aware lookups, drive ripgrep and git through execute.