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第二大腦設定（Claude Code 版） · mathruffian-dot | DecimalAI

productivityby mathruffian-dot

第二大腦設定（Claude Code 版）

mathruffian-dot/cc-second-brain

Source mathruffian-dot/claude-code-lazy-packs ↗License MIT

Claude Code 第二大腦三層結構設定。說「建立第二大腦」時載入。

SkillScore59Maintained

Automatic

Knowledge Management pack

Last verified 8/24/2026

What it changes

Passed 10 of 17 test cases with the skill, and 3 of 17 without it.

Without skill18%

With skill59%

Checks it passed that the model alone missed

Executes updating 'CLAUDE.md' as step 3
Creates or verifies the folder named '創作庫/'
Creates or verifies the folder named '知識庫/'

and 11 more in the full report

11 fixed2 passed either way7 still failing2 broke

Pass-rate lift: +41 pp
Tokens: -26%
Agent turns: 0%
Response time: -30%

Model gemini-3.6-flashMeasured 8/24/2026v113 of 22 cases passed with skill · 17 comparable

Tokens, turns and time describe resource use, not a dollar price.

Use this skill

Save it into your project's skills folder. Claude Code picks it up in its next session.

curl -fsSL --create-dirs -o .claude/skills/mathruffian-dot-cc-second-brain/SKILL.md https://app.decimal.ai/s/mathruffian-dot-cc-second-brain/SKILL.md

Want it pinned and updatable? pip install "decimalai>=0.15", then decimalai skills add mathruffian-dot-cc-second-brain, and start Claude Code with claude --plugin-dir "$(git rev-parse --show-toplevel)/.agents"

1 · One-time — install the CLI (docs ↗)

pip install "decimalai>=0.15"

2 · Get the skill — writes .agents/skills/mathruffian-dot-cc-second-brain/ and pins it in .decimal/skills.lock

decimalai skills add mathruffian-dot-cc-second-brain

No CLI? Get the same file — curl · raw file

curl -fsSL --create-dirs -o .claude/skills/mathruffian-dot-cc-second-brain/SKILL.md https://app.decimal.ai/s/mathruffian-dot-cc-second-brain/SKILL.md

Raw file: /s/mathruffian-dot-cc-second-brain/SKILL.md ↗ · machine-readable summary at /s/mathruffian-dot-cc-second-brain.json ↗

Safety checks: 3 of 3 passed

Code scan CleanIntent PassedContent Clean

See it in action

One of 11 test cases the skill fixed. Same model, same prompt, with and without the skill.

1 of 11

Prompt

請回報目前的專案 AI 設定檔狀態。重點放在該檔案是否已經成功記錄了第二大腦筆記庫的路徑。

What was checked, without and with the skill
Checked	Without skill	With skill
Explicitly states whether 'CLAUDE.md' contains the recorded vault path	Missed	Passed

case-12 · gemini-3.6-flash · 8/24/2026 · answers are capped and redacted

What's inside

The instructions your model reads when the skill loads.

SKILL.md11 linessingle file

第二大腦設定（Claude Code 版）

建立三層結構：每日筆記/ → 創作庫/ → 知識庫/

檢查 vault 是否已有三層資料夾
補建缺失的資料夾和說明筆記
更新專案 CLAUDE.md 記錄 vault 路徑

每週重整：整理每日筆記 → 更新專案進度 → 清理無用筆記。

回報：各層級狀態、CLAUDE.md 是否已記錄。

Track record

Benchmark

10 / 17

test cases passed, vs 3 / 17 without

Adoption

Users: 0
Times used: 0

Safety and source details

SkillSafety

✓ 3 of 3 passed

Code scan15 of 15 checks clean

0 critical · 0 warning · 0 info — scanner v4 — 8/3/2026

View 15 scanner checks

live_secretremote_code_executionreverse_shelldata_exfiltrationssrf_metadataagent_snoopinganti_refusaldestructive_commandsobfuscated_unicodeunicode_homoglyphopaque_blobsuspicious_urltool_overreachtrigger_abuseprompt_injection_phrasing

IntentSafe

LLM judge · does the skill do what it claims

ContentClean

LLM judge · policy & harmful-content review

Source

Imported

mathruffian-dot / claude-code-lazy-packs

skills/04-second-brain/SKILL.md

View on GitHub ↗

License MITImported 8/3/2026Version v1

More skills from the same source and nearby in the registry, with their headline benchmark lift.

Ready to supercharge your AI agents?

See it in action

What's inside

第二大腦設定（Claude Code 版）

Track record

Benchmark

Adoption

SkillSafety

Source

Related skills