book-to-skill

book-to-skill is a skill for Codex from markoblogo/abvx-agent-skills. It costs 79 tokens per session (663 once invoked), scanned A, original, MIT.

A method for turning books, research papers, and other long documents into compact, reusable instructions for an AI agent. It can also produce an analysis report or refine an existing skill when the source is suitable.

In plain words
What is it for?
Reviewing source material, deciding whether it merits a skill, and creating or refining reusable agent instructions.
Why use it?
It extracts useful procedures, frameworks, checklists, and decision rules instead of leaving the knowledge as a long document or summary.

Skill for Codex

Written for Codex: agents/openai.yaml present.

Good fit Reviewing source material, deciding whether it merits a skill, and creating or refining reusable agent instructions.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/markoblogo/abvx-agent-skills/book-to-skill
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add markoblogo/abvx-agent-skills --skill book-to-skill
Clone the repo
git clone --depth 1 https://github.com/markoblogo/abvx-agent-skills

Made for: Codex.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for book-to-skill

README.md
[![agentmods](https://agentmods.dev/badge/skills/markoblogo/abvx-agent-skills/book-to-skill/github.svg)](https://agentmods.dev/skills/markoblogo/abvx-agent-skills/book-to-skill)
Your own site
<a href="https://agentmods.dev/skills/markoblogo/abvx-agent-skills/book-to-skill"><img src="https://agentmods.dev/badge/skills/markoblogo/abvx-agent-skills/book-to-skill/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for book-to-skill

Your own site · 80×15
<a href="https://agentmods.dev/skills/markoblogo/abvx-agent-skills/book-to-skill"><img src="https://agentmods.dev/badge/skills/markoblogo/abvx-agent-skills/book-to-skill.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 79 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 663 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe. Third-party audits
  • NVIDIA SkillSpector pass 7 Sept 2026
How audits are shown
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00079 $0.00663
Opus 5 $0.00039 $0.00331
Sonnet 5 $0.00016 $0.00133
Haiku 4.5 $0.00008 $0.00066

Measured 11d ago against content hash 25ad9f73ca41, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-10, from the pricing page.

Security

Grade A, and why

book-to-skill scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 11d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

skills/book-to-skill/SKILL.md · 69 lines

How it starts

The opening of the file, as written. The whole thing — 69 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Book To Skill

Turn written knowledge into an actionable skill. Extract reusable structure, not a book report.

Conversion Gate

Before generating files, decide whether the source deserves a skill:

  • method density: frameworks, procedures, patterns, checklists, or decision rules;
  • actionability: future work can be guided by "use X when Y";
  • navigation value: sections can become references or trigger rules;
  • extraction quality: text is legible enough to avoid invented structure;
  • rights and privacy: no large raw excerpts, private data, or copyrighted chapter dumps.

If the source is mostly narrative, confidential, low quality OCR, or thin on reusable method, produce an extraction report or notes instead.

If the user wants the source document to become model memory or a generated adapter rather than a reusable instruction artifact, switch to doc-to-lora-evaluator before proposing any Doc-to-LoRA, RAG, or fine-tuning workflow.

Modes

  • Analyze only: extract frameworks, concepts, terms, and candidate workflows for review.
  • Generate skill: create SKILL.md, optional references, and a short skill card from approved analysis.
  • Refine existing skill: compare a current skill against the source and propose scoped improvements.

Workflow

  1. Validate the input path or URL and identify format, size, author/title if available, and likely extraction risk.
  2. Extract text with the repo's available tooling. Prefer structured extractors for technical sources; use plain text extraction for prose.
  3. Estimate scope before heavy work: source length, expected references, and whether generation should be split into sections.
  4. Build a structure map: table of contents, named frameworks, repeated principles, examples, anti-patterns, and vocabulary.
  5. Select the skill boundary. A good skill should have one clear job. Split broad sources into multiple skills only when trigger rules differ.
  6. Write concise trigger-rich frontmatter. Keep always-loaded text small.
  7. Put detailed examples, chapter notes, or long checklists in references/ and load them only when needed.
  8. Preserve precise names for frameworks, but paraphrase explanations and avoid long verbatim excerpts.
  9. Add risk gates: copyright, privacy, domain accuracy, outdated claims, and source uncertainty.
  10. Validate the resulting skill against the target repo's standard.

Read the full file on GitHub · 69 lines

Files

What ships with it

2 files beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 11d ago First seen · 69 lines · 79 tokens per session scan A 25ad9f73ca41

Subscribe to this mod's changes

book-to-skill is a skill published in the GitHub repository markoblogo/abvx-agent-skills (16 stars, last pushed 2d ago), licensed MIT. It adds 79 tokens to every session and 663 once invoked, about $0.0004 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.

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