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darwin-skill

Darwin Skill 2.0 (达尔文.skill 2.0): autonomous skill optimizer, v2.0 integrates Microsoft Research SkillLens (arXiv 2605.23899) 9-dim rubric + SkillOpt (arXiv…

Skill by edisoncgh

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Works with Claude Code, Claude apps, Codex, Cursor, Gemini CLI, GitHub Copilot, VS Code, OpenCode, Goose, Windsurf. Read the repository before you give any tool access to your data.

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About

Darwin Skill 2.0 (达尔文.skill 2.0): autonomous skill optimizer, v2.0 integrates Microsoft Research SkillLens (arXiv 2605.23899) 9-dim rubric + SkillOpt (arXiv 2605.23904) validation-gated design + human-in-the-loop checkpoints. Evaluates SKILL.md files using a 9-dimension rubric (structure + effectiveness + meta-skill blacklists), runs hill-climbing with git version control, spawns independent judge agents for blind evaluation, validates improvements through test prompts with auto-break on diminishing returns, and generates visual result cards. Use when user mentions "优化skill", "skill评分", "自动优化", "auto optimize", "skill质量检查", "达尔文", "darwin", "帮我改改skill", "skill怎么样", "提升skill质量", "skill review", "skill打分".

Use cases: design, testing, research

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What this skill can do and what it asks for, from its SKILL.md. Checked Oct 25, 2026.

Tools
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Secrets
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Install scripts
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Runs as
Node.js package

Network hosts it talks to 1

  • codeload.github.com · found in install command

Files it touches

  • ~/.claude/skills/darwin-skill

What's inside

Skill name
darwin-skill
Description
Darwin Skill 2.0 (达尔文.skill 2.0): autonomous skill optimizer, v2.0 integrates Microsoft Research SkillLens (arXiv 2605.23899) 9-dim rubric + SkillOpt (arXiv 2605.23904) validation-gated design + human-in-the-loop checkpoints. Evaluates SKILL.md files using a 9-dimension rubric (structure + effectiveness + meta-skill blacklists), runs hill-climbing with git version control, spawns independent judge agents for blind evaluation, validates improvements through test prompts with auto-break on diminishing returns, and generates visual result cards. Use when user mentions "优化skill", "skill评分", "自动优化", "auto optimize", "skill质量检查", "达尔文", "darwin", "帮我改改skill", "skill怎么样", "提升skill质量", "skill review", "skill打分".
License
MIT
Instructions
483 lines in SKILL.md · view on GitHub

Before installing

  • Ships executable scripts

Files (36)

  • README.md
  • README_EN.md
  • SKILL.md
  • aso-hero.png · assets/
  • banner-check.png · assets/
  • banner-en-check.png · assets/
  • banner-en.svg · assets/
  • banner.svg · assets/
  • chart-loop-en.html · assets/
  • chart-loop-en.png · assets/
  • chart-loop.html · assets/
  • chart-loop.png · assets/
  • chart-phases-en.html · assets/
  • chart-phases-en.png · assets/
  • chart-phases.html · assets/
  • chart-phases.png · assets/
  • chart-ratchet-en.html · assets/
  • chart-ratchet-en.png · assets/
  • chart-ratchet.html · assets/
  • chart-ratchet.png · assets/
  • chart-rubric-en.html · assets/
  • chart-rubric-en.png · assets/
  • chart-rubric.html · assets/
  • chart-rubric.png · assets/
  • hero.gif · assets/
  • result-card-example.png · assets/
  • index.html · docs/
  • runtime-neutrality.md · references/
  • skilllens-evidence.md · references/
  • screenshot.mjs · scripts/
  • showcase.html
  • result-card-dark.html · templates/
  • result-card-white.html · templates/
  • result-card.html · templates/
  • result-card.png · templates/
  • test-prompts.json

SKILL.md (first lines)

# Darwin Skill 2.0

> **v2.0 · 2026-05-28** — 吸收 Microsoft Research SkillLens(arXiv 2605.23899)的 9 维评分药方 + SkillOpt(arXiv 2605.23904)的 validation-gated 验证机制 + human in the loop 三层守关。
>
> 借鉴 Karpathy autoresearch 的自主实验循环,对 skills 进行持续优化。
> 核心理念:**评估 → 改进 → 实测验证 → 人类确认 → 保留或回滚 → 生成成果卡片**
> GitHub: https://github.com/alchaincyf/darwin-skill

---

## 设计哲学

autoresearch 的精髓:
1. **单一可编辑资产** — 每次只改一个 SKILL.md
2. **双重评估** — 结构评分(静态分析)+ 效果验证(跑测试看输出)
3. **棘轮机制** — 只保留改进,自动回滚退步
4. **独立评分** — 评分用子agent,避免「自己改自己评」的偏差
5. **人在回路** — 每个skill优化完后暂停,用户确认再继续

与纯结构审查的区别:不只看 SKILL.md 写得规不规范,更看改完后**实际跑出来的效果是否更好**。

---

## 评估 Rubric(9维度,总分100)

> **设计依据**:基于 SkillLens 论文(arXiv 2605.23899)实证发现——LLM-as-judge 评估 skill 质量准确率仅 46.4%(接近随机),加入 meta-skill 三维度后提升到 73.8%。本 rubric 强化 dim3 / dim5 评分标准,新增 dim9「反例与黑名单」,权重平衡到 100。**目的:让评分对真实质量更敏感,减少 LLM judge 的乐观偏差。**

### 结构维度(59分)— 静态分析

| # | 维度 | 权重 | 评分标准 |
|---|------|------|---------|
| 1 | **Frontmatter质量** | 7 | name规范、description包含做什么+何时用+触发词、≤1024字符、**禁结尾加"灵活应用/根据情况判断"等空话尾巴** |
| 2 | **工作流清晰度** | 12 | 步骤明确可执行、有序号、每步有明确输入/输出 |
| 3 | **失败模式编码** | 12 | **必须显式编码失败模式**(写出"如果 X 失败 → Y"的明确分支);有fallback路径、错误恢复;**只写正向流程而不写失败分支扣 ≥3 分**(SkillLens meta-skill 维度) |
| 4 | **检查点设计** | 6 | 关键决策前有用户确认、防止自主失控;**检查点必须显性标记(🔴/STOP/CHECKPOINT),仅靠"如果...建议..."措辞不算** |
| 5 | **可执行具体性** | 17 | 不模糊、有具体参数/格式/示例、可直接执行;**禁止"建议/可以考虑/根据情况/灵活把握/视情况而定"等软化措辞**——出现 ≥3 处扣 ≥3 分(SkillLens actionable specificity 维度) |
| 6 | **资源整合度** | 4 | references/scripts/assets引用正确、路径可达 |

### 效果维度(35分)— 需要实测

| # | 维度 | 权重 | 评分标准 |
|---|------|------|---------|
| 7 | **整体架构** | 12 | 结构层次清晰、不冗余不遗漏、与花叔生态一致;**冗余/AI腔废话段落(说白了/换句话说/首先其次综上等花叔禁用词)出现一处扣 1 分** |
| 8 | **实测表现** | 23 | 用测试prompt跑一遍,输出质量是否符合skill宣称的能力 |

### Meta-skill 维度(6分)— 反例与黑名单

| # | 维度 | 权重 | 评分标准 |
|---|------|------|---------|
| 9 | **反例与黑名单** | 6 | **skill 必须有"不要做什么"的反例清单**;只写"应该做 X"没有"不要做 Y"扣 ≥3 分;红灯/危险动作/反模式应单独章节列出(SkillLens risk-action blacklist 维度) |

### 评分规则
- 维度1-7、9:每个维度打 1-10 分,乘以权重得到该维度得分
- 维度8(实测表现):跑2-3个测试prompt,按输出质量打1-10分
- **总分 = Σ(维度分 × 权重) / 10**,满分100
- 改进后总分必须 **严格高于** 改进前才保留

### Rubric 的实证基础

rubric 设计依据来自 **SkillLens 论文(arXiv 2605.23899)** + **本机 controlled study**:

- SkillLens 发现 LLM-as-judge 准确率仅 46.4%(接近随机),加入 meta-skill 三维度后升到 73.8%
- 本机对 huashu-research 做 4 类 degradation → 5 个独立 judge 盲测一致 V1>V2,Δ 均值 +46.5(5/5 high confidence)

**结论**:rubric 能识别 gross degradation,但 fine-grained quality difference 仍不可信,**重要决策必须人审**。

→ 详细论文证据 + 5 judges 完整数据 + HL 实战案例数字见 [references/skilllens-evidence.md](references/skilllens-evidence.md)

### 关于「实测表现」维度

这是与纯结构评分最大的区别。评分方式:

1. 为每个skill设计2-3个**典型用户prompt**(不是边缘case,是最常见的使用场景)
2. 用子agent执行:一个带skill跑,一个不带skill跑(baseline)
3. 对比输出质量,从以下角度打分:
   - 输出是否完成了用户意图?
   - 相比不带skill的baseline,质量提升明显吗?
   - 有没有skill引入的负面影响(过度冗余、跑偏、格式奇怪)?

若子 agent 不可用(超时/资源限制),退化为「干跑验证」:读完 skill 后模拟一个典型 prompt 的执行思路,判断流程是否合理;必须在 results.tsv 标注 `dry_run`。**dry_run 比例 > 30% → 评估失效警告**(来自本机 controlled study:dim8 实测维度权重 23%,无 full_test 验证时分数不可信)。

---

## Runtime 适配性审查(gate 项,独立于 9 维度评分)

skill 应当能在 Claude Code / Codex / Cursor / OpenClaw / Hermes / Gemini CLI / OpenCode 等 50+ skills-compatible runtime 通用——否则其他 agent 解析时会被「在 Claude Code 里」「Claude Code skill」等措辞误判为「不是给我用的」直接拒装(实例:nuwa-skill 因此被 Marvis agent 拒绝)。

### Phase 1 基线评估时强制跑一次红灯扫描

```bash
grep -nE "(在 Claude Code|Claude Code skill|Claude Code 用户|Cursor only|Codex 中|^\[!\[Claude Code|~/\.claude/skills/[a-z]|/plugin install\b)" SKILL.md README.md 2>/dev/null
```

输出非空 = 红灯命中 → 强制把 Phase 2 第一轮定为 P0「runtime drift 修复」(写入 results.tsv 的 note 列 `runtime_warn=N`)。

### 例外(允许的「Claude Code 痕迹」)

frontmatter 触发词、花叔生态内部 skill 名引用、明确标注 runtime-specific 章节、commit message——这些正当出现,不算红灯。

→ 红灯/绿灯完整对照表 + 例外清单详细规则 + Phase 1/2/3 各阶段审查时机见 [references/runtime-neutrality.md](references/runtime-neutrality.md)

---

## 自主优化循环

### Phase 0: 初始化

```
1. 确认优化范围:
   - 全部skills → 扫描 .claude/skills/*/SKILL.md
   - 指定skills → 用户指定列表
2. 创建 git 分支:auto-optimize/YYYYMMDD-HHMM
3. 初始化 results.tsv(如不存在)
4. 读取现有 results.tsv 了解历史优化记录
```

### Phase 0.5: 测试Prompt设计

在评估之前,为每个skill设计测试prompt。这步很关键——没有测试prompt,「实测表现」维度就打不了分。

From edisoncgh/edison-daily-skills, MIT.

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Oct 24, 2026
Last checked
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darwin-skill. Agent Mart. https://agentmart.dev/skills/edisoncgh-darwin-skill (last updated 2026-10-24)