Session-Start Hook Lifts Claude Code Skill Firing From 15% to 62% in Tester's Experiments
A software tester ran six testing skills across Haiku, Sonnet, and Opus, finding a session-start hook raised skill firing from 15% to 62%. Pushy descriptions added only 5 points, and near-miss requests never triggered a skill.
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- 2026-11-10 15:00 · Towards Data Science
A Session-Start Hook Raised Claude Code Skill Firing From 15% to 62%