Gate assets for review

Gate assets for review is a skill for Claude Code from akaieuan/Hologram. It costs 76 tokens per session (659 once invoked), scanned A, original, MIT.

A review gate for exported or regenerated 3D and other assets. It runs configured checks and records whether each asset is ready for human review or has failed the gate.

In plain words
What is it for?
Use it to check a specific asset, a group of assets, or all assets, then stamp the manifest with `pending-review` or `gate-failed`.
Why use it?
It catches errors, budget problems, and thumbnail changes before a person reviews an asset, while keeping approval as a human decision.

Skill for Claude Code

Written for Claude Code: shipped in a Claude Code plugin.

Part of the hologram plugin — 10 skills, 6 hooks, 1 MCP server shipped together

Good fit Use it to check a specific asset, a group of assets, or all assets, then stamp the manifest with pending-review or gate-failed.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/akaieuan/hologram/asset-gate
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 akaieuan/Hologram --skill asset-gate
Clone the repo
git clone --depth 1 https://github.com/akaieuan/Hologram

Made for: Claude Code.

Or install hologram, the plugin that ships this one along with the rest of its 10 skills, 6 hooks, 1 MCP server.

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 Gate assets for review

README.md
[![agentmods](https://agentmods.dev/badge/skills/akaieuan/hologram/asset-gate/github.svg)](https://agentmods.dev/skills/akaieuan/hologram/asset-gate)
Your own site
<a href="https://agentmods.dev/skills/akaieuan/hologram/asset-gate"><img src="https://agentmods.dev/badge/skills/akaieuan/hologram/asset-gate/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 Gate assets for review

Your own site · 80×15
<a href="https://agentmods.dev/skills/akaieuan/hologram/asset-gate"><img src="https://agentmods.dev/badge/skills/akaieuan/hologram/asset-gate.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 76 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 659 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 $0.00076 $0.00659
Opus 5 $0.00038 $0.00329
Sonnet 5 $0.00015 $0.00132
Haiku 4.5 $0.00008 $0.00066

Measured 11d ago against content hash aa46bd3cbf8f, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-11, from the pricing page.

Security

Grade A, and why

Gate assets for review 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.

hologram/plugin/skills/asset-gate/SKILL.md · 60 lines

How it starts

The opening of the file, as written. The whole thing — 60 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Gate assets for review

The chokepoint between "an agent built something" and "a human reviews it". Standards come from golden.json and .hologram/checks.py — the gate applies them, it never defines them.

The one rule: you may stamp pending-review or gate-failed. You must NEVER mark an asset approved or rejected — approval is the human's move.

What to do

  1. Resolve the target. An asset id, a .glb path, a category, or all. A bare name → match against manifest id stems; nothing matches → stop and say so.

  2. Run the gate checks. hologram check --json, filtered to the target assets. With a golden.json present this includes the tri budgets and golden-thumbnail drift automatically. An error-severity finding fails the gate for that asset; warnings pass with notes.

  3. Stamp the manifest. For each gated asset, edit its record in exports/manifest.json (agent-written — Hologram itself never writes):

    "review": {"status": "pending-review" | "gate-failed", "version": <record version>, "at": "<ISO-8601Z>"}
    
    • A human decision (approved / rejected) on the same version stands — do not overwrite it. A version bump re-opens the asset: stamp normally.
    • Preserve every other key in the record; edit surgically.
  4. Log the gate. Append one line per run to <export_root>/activity.jsonl:

    {"ts": "<ISO-8601Z>", "actor": "claude", "skill": "asset-gate", "target": "<target>", "note": "P passed, F failed"}
    
  5. Report. Per asset: id, pass/fail, resulting status, and for failures the exact checks that missed with their numbers:

    Gated 3 assets (target: props)
      ✓ props/market_stall   → pending-review
      ✗ props/crane_arm      → gate-failed (1 error)
          - tri budget: 44,120 tris > props budget 30,000
    

On failures: report and STOP

The fix belongs in the generating script or source file, not the exported GLB — and the user may want to make that call. Do not auto-fix unless explicitly asked. Never touch golden.json: agents build against the goldens; only the human moves them.

Read the full file on GitHub · 60 lines

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 · 60 lines · 76 tokens per session scan A aa46bd3cbf8f

Subscribe to this mod's changes

Gate assets for review is a skill published in the GitHub repository akaieuan/Hologram (2 stars, last pushed 1mo ago), licensed MIT. It adds 76 tokens to every session and 659 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 2026-08-31.

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