History / Haiku 4.5 ClimbMix Agent Run Mar 25 2026

Final Haiku 4.5 ClimbMix results: Haiku wins (1.2953) — beats both Sonnets from stock defaults Late comeback via β1+MATRIX_LR synergy at exp90-91. 10 keeps, 3 crashes, 8.04% improvement from stock AR=64 baseline. Full 100-experiment analysis. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Add Haiku 4.5 ClimbMix analysis (67/100 exp) — decision-making comparison across 3 models Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Retract tainted Haiku results, add stock baseline methodology for fair cross-model comparison Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Add Haiku 4.5 early results — ClimbMix 22/101 experiments, new absolute best 1.2924 Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>