Search and navigate large codebases efficiently. Use when finding specific code patterns, tracing function calls, understanding code structure, or locating bugs. Handles semantic search, grep patterns, AST analysis.
66
63%
Does it follow best practices?
Impact
56%
0.98xAverage score across 3 eval scenarios
Passed
No known issues
Optimize this skill with Tessl
npx tessl skill review --optimize ./.agent-skills/codebase-search/SKILL.mdImpact analysis workflow
Grep for callsites
0%
0%
Grep with --type filter
0%
0%
Find imports via grep
0%
0%
Find tests via grep or glob
50%
0%
Read each callsite
62%
50%
Context flags used
0%
0%
Documents callsite list
100%
100%
Documents test coverage
100%
100%
Documents impact and required updates
100%
100%
Broad-to-narrow progression
0%
0%
Regex escaping in grep
0%
0%
End-to-end feature tracing
Finds API endpoint
75%
50%
Traces through layers
100%
100%
Uses grep for exact terms
0%
0%
Uses glob for test discovery
0%
0%
Reads test files
75%
75%
Combines search strategies
0%
62%
Grep --type filter used
0%
0%
Documents entry point
100%
100%
Documents function call chain
100%
100%
Reads surrounding context
75%
87%
Does NOT assume without reading
90%
100%
Data flow tracing and bug investigation
Finds data creation point
100%
100%
Grep with context flags
0%
0%
Traces variable through files
100%
100%
Finds transformations
100%
100%
Finds error handling
0%
0%
Grep --type filter
0%
0%
Identifies bug location
100%
100%
Cites grep patterns used
100%
100%
Reads consumption point
100%
100%
Documents findings with file references
100%
100%
Checks test files
100%
100%
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