Sentient · 2026-11-03 16:27 UTC

Introducing EvoSkill v2: a system that automatically improves AI agent skills without changing the underlying model or runtime. It tests the agent, learns from its attempts, and rewrites its instructions to improve performance. Our new paper compares EvoSkill v2 with SkillOpt by @MSFTResearch and SkillBoost by @AlibabaGroup on held-out tasks, reporting: +23.6pts on τ3-bench banking with no skill, using Claude Haiku 5.5 +7.7pts over SkillOpt on SpreadsheetBench v2 +5.4pts over SkillOpt on τ3-bench banking

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