argentum-engine: Skill for Claude Code

.agents/skills/assay-ready-sweep/SKILL.md

assay-ready-sweep is a skill for Claude Code from wingedsheep/argentum-engine. It costs 156 tokens per session (3,433 once invoked), scanned A, original, no licence file.

A workflow for implementing every missing Magic: The Gathering card that Argentum Assay can analyze, while recording each card's original printing or reprint set.

In plain words
What is it for?
Use it to run a complete set sweep, divide cards into categories, add their implementations, and update printing records.
Why use it?
It removes the need to manually find which supported cards are missing and where each one belongs in the set history.

Skill for Claude Code

Written for Claude Code: argument-hint in frontmatter. Also seen: installed under .agents/ (shared by several agents).

This is wingedsheep/argentum-engine's own configuration. It tells Claude Code how to work on argentum-engine itself, so it is not a mod to install elsewhere. Copy it as a starting point and replace the rules that are about this project. Everything argentum-engine configures →

Reuse

Borrowing it

Nothing to install: this file belongs to wingedsheep/argentum-engine. Take a copy, put it at the same path in your own repository, and replace the rules that are about this project with yours.

Copy the file
curl -O https://raw.githubusercontent.com/wingedsheep/argentum-engine/main/.agents/skills/assay-ready-sweep/SKILL.md
Clone the repo
git clone --depth 1 https://github.com/wingedsheep/argentum-engine

Made for: Claude Code.

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 assay-ready-sweep

README.md
[![agentmods](https://agentmods.dev/badge/skills/wingedsheep/argentum-engine/assay-ready-sweep/github.svg)](https://agentmods.dev/skills/wingedsheep/argentum-engine/assay-ready-sweep)
Your own site
<a href="https://agentmods.dev/skills/wingedsheep/argentum-engine/assay-ready-sweep"><img src="https://agentmods.dev/badge/skills/wingedsheep/argentum-engine/assay-ready-sweep/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 assay-ready-sweep

Your own site · 80×15
<a href="https://agentmods.dev/skills/wingedsheep/argentum-engine/assay-ready-sweep"><img src="https://agentmods.dev/badge/skills/wingedsheep/argentum-engine/assay-ready-sweep.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 156 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 3,433 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 unknown 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 $0.00156 $0.03433
Opus 5.5 $0.00062 $0.01373
Sonnet 5.5 $0.00031 $0.00687
Haiku 4.5 $0.00016 $0.00343

Measured 24d ago against content hash 81a270d56641, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

assay-ready-sweep 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 24d 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.

.agents/skills/assay-ready-sweep/SKILL.md · 213 lines

The source is not reproduced here

A licence we could not identify

The repository carries a LICENSE file, but it is custom or dual enough that GitHub cannot name it and neither can this catalogue. Unknown terms are not permission, so the body is not copied here. Read the licence at the source and decide for yourself.

Read it on GitHub

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. 24d ago Changed 81a270d56641
  2. 1mo ago Changed bbca829db9b5
  3. 2mo ago First seen · 213 lines · 156 tokens per session scan A 6f24637a5262

Subscribe to this mod's changes

assay-ready-sweep is a skill published in the GitHub repository wingedsheep/argentum-engine (81 stars, last pushed today), with no licence file. It adds 156 tokens to every session and 3,433 once invoked, about $0.0006 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 2026-08-30.

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