Atlas / Skills / astro-han / karpathy-llm-wiki

karpathy-llm-wikiSAFE

skills/astro-han/karpathy-llm-wiki

Agent Skills-compatible LLM wiki for Claude Code, Cursor, and Codex. Build a Karpathy-style knowledge base from raw sources, citations, and linting.

Verdict
SAFE
Grade
B
Trust score
89 /100
Version
—
Hosts
3 documented
License
MIT
Stars
2,542
01

Overview

From the repository's own README, as read at the audited commit. Badges and raw HTML are left out.

A reusable skill for building Karpathy-style LLM wikis with Claude Code, Cursor, Codex, and other Agent Skills tools.

[](LICENSE) [](https://github.com/Astro-Han/karpathy-llm-wiki) [](https://github.com/Astro-Han/karpathy-llm-wiki) [](https://agentskills.io) [](https://github.com/Astro-Han/karpathy-llm-wiki#install)

karpathy-llm-wiki packages Karpathy's LLM Wiki idea into one installable Agent Skills skill. Your coding agent ingests sources into raw/, compiles durable knowledge pages into wiki/, answers questions with citations, and lints the wiki for consistency.

What Is an LLM Wiki?

An LLM wiki is a knowledge system where the LLM maintains structured wiki pages instead of re-searching raw documents on every question. New sources are compiled into durable markdown pages, cross-references are updated over time, and answers cite the wiki pages that already contain the synthesized knowledge.

This skill gives you three operations:

Read from source at commit e985ece7bd66OBSERVED · 2026-10-20
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02

Host compatibility

What the documentation claims. We have not run a compatibility test.

HostStatusNotes
claude-codementioned
codexmentioned
cursormentioned
03

What it tells the agent

The instruction file, verbatim from the audited commit — this is the text the model reads, and the surface the audit's instruction layer examines. Quoted here so you can judge it without cloning anything.

---
name: karpathy-llm-wiki
description: "Use when building or maintaining a personal LLM-powered knowledge base. Triggers: ingesting sources into a wiki, querying wiki knowledge, linting wiki quality, 'add to wiki', 'what do I know about', or any mention of 'LLM wiki' or 'Karpathy wiki'."
---

# Karpathy LLM Wiki

Build and maintain a personal knowledge base using LLMs. You manage two directories: `raw/` (immutable source material) and `wiki/` (compiled knowledge articles). Sources go into raw/, you compile them into wiki articles, and the wiki compounds over time.

Core ideas from Karpathy:
- "The LLM writes and maintains the wiki; the human reads and asks questions."
- "The wiki is a persistent, compounding artifact."

## Architecture

Three layers, all under the user's project root:

**raw/** — Immutable source material. You read, never modify. Organized by topic subdirectories (e.g., `raw/machine-learning/`).

**wiki/** — Compiled knowledge articles. You have full ownership. Organized by topic subdirectories, one level only: `wiki/<topic>/<article>.md`. Contains two special files:
- `wiki/index.md` — Global index. One row per article, grouped by topic, with link + summary + Updated date.
- `wiki/log.md` — Append-only operation log.

**SKILL.md** (this file) — Schema layer. Defines structure and workflow rules.

Templates live in `references/` relative to this file. Read them when you need the exact format for raw files, articles, archive pages, or the index.

### Initialization

Triggers only on the first Ingest. Check whether `raw/` and `wiki/` exist. Create only what is missing; never overwrite existing files:

- `raw/` directory (with `.gitkeep`)
- `wiki/` directory (with `.gitkeep`)
- `wiki/index.md` — heading `# Knowledge Base Index`, empty body
- `wiki/log.md` — heading `# Wiki Log`, empty body

If Query or Lint cannot find the wiki structure, tell the user: "Run an ingest first to initialize the wiki." Do not auto-create.

## The Grounding Invariant

Every load-bearing fact in wiki/ — numbers, dates, direct quotes — exists verbatim in the raw/ files linked by that article's Raw field. Compile *establishes* this invariant (locate before you write); lint *verifies* it (`scripts/check_evidence.py` greps the high-signal literals — suffixed or large numbers, decimals, ISO dates, longer quotes — in the linked raws; the compile-time locate-before-write rule covers the rest). Because raw/ is immutable, a verified article stays verified; the script re-checks the whole wiki in seconds, so there is no incremental state to maintain.

---

## Ingest

Fetch a source into raw/, then compile it into wiki/ — unless the source adds nothing new. Always fetch; whether to compile depends on the triage below.

### Fetch (raw/)

1. Get the source content using whatever web or file tools your environment provides. If nothing can reach the source, ask the user to paste it directly.

2. Pick a topic directory. Check existing `raw/` subdirectories first; reuse one if the topic is close enough. Create a new subdirectory only for genuinely distinct topics.

3. Save as `raw/<topic>/YYYY-MM-DD-descriptive-slug.md`.
   - Slug from source title, kebab-case, max 60 characters.
   - Published date unknown → omit the date prefix from the file name (e.g., `descriptive-slug.md`). The metadata Published field still appears; set it to `Unknown`.
   - If a file with the same name already exists, append a numeric suffix (e.g., `descriptive-slug-2.md`).
   - Include metadata header: source URL, collected date, published date.
   - Preserve original text. Clean formatting noise. Do not rewrite opinions.

   See `references/raw-template.md` for the exact format.

### Triage

After saving the raw file and before editing wiki/, search wiki/ with the source's key entities and synonyms, then state the disposition:

- **New** — creates one or more new articles.
- **Update** — merges into existing article(s).
- **Disputed** — contradicts existing content; may combine with New or Update (see Compile for conflict annotation).
- **No material** — adds no knowledge beyond what the wiki already holds. Keep the raw file, log it (see Post-Ingest), and stop. Do not force an article out of a thin source.

New, Update, and Disputed may be combined. No material is exclusive.

### Compile (wiki/)

Determine where the new content belongs:

- **Same core thesis as existing article** → Merge into that article. Add the new source to Sources/Raw. Update affected sections.
- **New concept** → Create a new article in the most relevant topic directory. Name the file after the concept, not the raw file.
- **Spans multiple topics** → Place in the most relevant directory. Add See Also cross-references to related articles elsewhere.

These are not mutually exclusive. A single source may warrant merging into one article while also creating a separate article for a distinct concept it introduces. In all cases, check for factual conflicts: if the new source contradicts existing content, mark the contested claims with a **Status: Disputed** block (see `references/article-template.md`). When the conflicting content lives in separate articles, mark both and cross-link them.

**Source fidelity.** Every number, date, and direct quote must be located in the raw file (grep or read) *before* it is written; write the value exactly as found — if the source says 42K, write 42K, not 42,000. Derived values (sums, deltas, counts you computed) must show their components so each component is findable in raw. If you cannot locate a value, do not write its exact form; drop it or state it without precision.

See `references/article-template.md` for article format. Key points:
- Sources field: author, organization, or publication name + date, semicolon-separated.
- Raw field: markdown links to raw/ files, semicolon-separated.
- Relative paths from `wiki/<topic>/` use `../../raw/<topic>/<file>.md` (two levels up to project root).

### Cascade Updates

After the primary art
04

Trust audit

SAFEgrade B · trust 89/100 Nothing in the source contradicts what it says it does. Grade A is reserved for packages that have also passed the behavioural sandbox.

LayerWhat it checksResult
L0Provenance & inventoryPASS
L1Static analysis of the codePASS
L2Instruction surface (what it tells the agent)PASS
L3Class-specific surfacePASS
L4Behavioural (sandbox)SKIPPED

What the source does

Filesystem
none-observed
Network
none-observed
Shell
none-observed
Dependencies
pinned
Secrets in source
none-found

Findings (5)

LOWFilesystem / path · fs.traversal · CWE-22, CWE-59
tests/test_check_evidence.py:496
"# A\n\n> Sources: Example, 2026-01-01\n> Raw: [src](../../raw/t/src.md)\n\n"
LOWFilesystem / path · fs.traversal · CWE-22, CWE-59
tests/test_check_evidence.py:497
"Value 42K.\n\n```markdown\n> Raw: [template](../../raw/topic/filename.md)\n```\n"
LOWFilesystem / path · fs.traversal · CWE-22, CWE-59
tests/test_check_evidence.py:507
"Claims 42% growth.\n\n> Raw: [src](../../raw/t/src.md)\n"
LOWFilesystem / path · fs.traversal · CWE-22, CWE-59
tests/test_check_evidence.py:519
"> Raw: [src](../../raw/t/src.md)\n\nValue 42K.\n"
LOWFilesystem / path · fs.traversal · CWE-22, CWE-59
tests/test_check_evidence.py:539
"> Raw: [src](../../raw/t/src.md)\n\nNo other claim.\n"

Gates applied: no_behavioural_pass.

Audited 2026-10-20 · audit v0.4.1 · source sha e985ece7bd66full audit observations/trust-audit/skill/astro-han__karpathy-llm-wiki.json · Report an issue / request a re-scan
05

Audit history

Every audit this skill has had.

DateSourceVerdictGradeScoreChange
2026-10-20e985ece7bd66SAFEB89first audit
06

Questions

What does the karpathy-llm-wiki — astro-han/karpathy-llm-wiki skill do?

Agent Skills-compatible LLM wiki for Claude Code, Cursor, and Codex. Build a Karpathy-style knowledge base from raw sources, citations, and linting.

Is karpathy-llm-wiki — astro-han/karpathy-llm-wiki safe to install?

The audit found nothing in the source that contradicts what it says it does, and graded it B (89/100). Grade A is held back for packages that have also passed a sandboxed behavioural run, which is why a clean skill reads B.

What can karpathy-llm-wiki — astro-han/karpathy-llm-wiki access on my machine?

The audit observed no filesystem, network or shell use at all in its source.

Which assistants does karpathy-llm-wiki — astro-han/karpathy-llm-wiki work with?

Its documentation mentions claude-code, codex and cursor. That is what the text claims, not a compatibility test we ran.

How current is this page?

The grade is for one exact copy of the source (e985ece7bd66), read on 2026-10-20. The repository is watched, and a new audit runs when it changes — this is the first audit.

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