darwin-skill 3.0 drops doc voting for blind evals of actual runs, with scripts as judge

AlchainHust · x · 2026-11-15

Alchain released darwin-skill 3.0 (6.9k stars), an autoresearch-inspired system that evolves Claude Code skills via evaluate→improve→test→keep-or-revert. Key change: stop having judges vote on SKILL.md docs — the author found doc scores don't predict real runs (a 3:0 doc win ran 33 extra tool calls live; NVIDIA research shows near-zero correlation). v3.0 blind-evals actual outputs with a script as judge, keeping the shorter version on ties. Install: npx skills add alchaincyf/darwin-skill.

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