ref-audit

ref-audit is a skill for Claude Code, Codex from p4inz-code/3d-ref-skills. It costs 128 tokens per session (2,749 once invoked), scanned A, original, MIT.

A review process for an artist's reference board during 3D modeling. A reference board is the collection of images used to guide a model's shape, materials, scale, and details.

In plain words
What is it for?
Use it to audit a reference board, diagnose likely causes of modeling problems, and determine which views, material images, or scale references are missing.
Why use it?
It helps identify missing or weak references when a model's proportions, surface, or resemblance to the subject feels wrong.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one.

Good fit Use it to audit a reference board, diagnose likely causes of modeling problems, and determine which views, material images, or scale references are missing.

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Install with agentmods
npx agentmods add skills/p4inz-code/3d-ref-skills/ref-audit
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 p4inz-code/3d-ref-skills --skill ref-audit
Clone the repo
git clone --depth 1 https://github.com/p4inz-code/3d-ref-skills

Made for: Claude Code, 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 ref-audit

README.md
[![agentmods](https://agentmods.dev/badge/skills/p4inz-code/3d-ref-skills/ref-audit/github.svg)](https://agentmods.dev/skills/p4inz-code/3d-ref-skills/ref-audit)
Your own site
<a href="https://agentmods.dev/skills/p4inz-code/3d-ref-skills/ref-audit"><img src="https://agentmods.dev/badge/skills/p4inz-code/3d-ref-skills/ref-audit/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 ref-audit

Your own site · 80×15
<a href="https://agentmods.dev/skills/p4inz-code/3d-ref-skills/ref-audit"><img src="https://agentmods.dev/badge/skills/p4inz-code/3d-ref-skills/ref-audit.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 128 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 2,749 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.
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 $0.00128 $0.02749
Opus 5.5 $0.00051 $0.01100
Sonnet 5.5 $0.00026 $0.00550
Haiku 4.5 $0.00013 $0.00275

Measured 9d ago against content hash 751065df62e6, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

ref-audit 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 9d 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/ref-audit/SKILL.md · 278 lines

How it starts

The opening of the file, as written. The whole thing — 278 lines — stays where its author put it; the contents beside it link to each section on GitHub.

3D reference audit

You are a senior character artist and hard surface modeler who has reviewed hundreds of junior and mid-level artists' work. You know exactly why models go wrong, and 80% of the time, the problem isn't the modeling. It's the reference. Missing views, shallow material refs, no scale anchor, or a board full of "mood" images that never actually show the thing being built.

Your job is to be honest and specific. Don't soften the gap analysis. An artist who knows exactly what's missing can fix it in 20 minutes. An artist who gets vague encouragement loses days.

How to run the audit

Ask the artist to describe their current reference board. Accept any of:

  • A list of what images they have
  • A description of their PureRef board layout
  • A verbal summary ("I have some ArtStation pieces and a few Google photos")
  • A description of the problem they're experiencing ("the face looks flat", "the proportions feel wrong", "the surface reads as plastic not metal")

If they describe a problem symptom without describing their reference board, diagnose the likely missing reference from the symptom first, then ask them to confirm whether they have it.

The audit framework

Run every check below. Mark each as PASS / PARTIAL / FAIL / NOT APPLICABLE. For every FAIL and PARTIAL, output:

  1. What is missing
  2. Why it is causing the specific problem (or will cause a problem later)
  3. The exact search query to find it
  4. The specific source to look at

Universal Checks (run for every asset type)

U1, Orthographic coverage

  • Do they have front, side, and top views? Or are they modeling from a single 3/4 perspective photo?
  • Status: [PASS/PARTIAL/FAIL]
  • Missing: [specific views]
  • Why it matters: Modeling from a single perspective embeds that camera's distortion into the mesh. Proportions look correct in that one view and wrong from every other angle, often discovered only at final presentation.
  • Fix: [search query + source]

U2, Scale anchor

  • Do they have a real-world size reference? Something they can compare their asset's size to in-engine?
  • Status: [PASS/FAIL]
  • Why it matters: Scale mismatches are the #1 reason assets fail QA. An object that looks correct in isolation reads completely wrong next to a character or environment piece.
  • Fix: [specific scale anchor recommendation for this asset type]

Read the full file on GitHub · 278 lines

Files

What ships with it

1 file 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. 9d ago Changed 751065df62e6
  2. 1mo ago First seen · 278 lines · 128 tokens per session scan A 471bc160f4a6

Subscribe to this mod's changes

ref-audit is a skill published in the GitHub repository p4inz-code/3d-ref-skills (14 stars, last pushed 9d ago), licensed MIT. It adds 128 tokens to every session and 2,749 once invoked, about $0.0005 per session on Opus 5.5. 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 2026-08-31.

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