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.
npx skills add striderZA/OpenCodeGameStudios --skill skill-improvegit clone --depth 1 https://github.com/striderZA/OpenCodeGameStudiosWrote 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.
[](https://agentmods.dev/skills/striderza/opencodegamestudios/skill-improve)<a href="https://agentmods.dev/skills/striderza/opencodegamestudios/skill-improve"><img src="https://agentmods.dev/badge/skills/striderza/opencodegamestudios/skill-improve/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.
<a href="https://agentmods.dev/skills/striderza/opencodegamestudios/skill-improve"><img src="https://agentmods.dev/badge/skills/striderza/opencodegamestudios/skill-improve.svg" alt="Reviewed on agentmods" width="80" height="20"></a>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.
| Model | Per session | Once invoked |
|---|---|---|
| Fable 5.1 | $0.00042 | $0.01182 |
| Opus 5.5 | $0.00017 | $0.00473 |
| Sonnet 5.5 | $0.00008 | $0.00236 |
| Haiku 4.5 | $0.00004 | $0.00118 |
Grade A, and why
skill-improve 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 1mo 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.
This is a copy
86% identical to skill-improve — 76 lines differ, which has more behind it and is treated as the original. This page carries a canonical link to it rather than competing with it.
How it starts
The opening of the file, as written. The whole thing — 145 lines — stays where its author put it; the contents beside it link to each section on GitHub.
Skill Improve
Runs an improvement loop on a single skill: test → fix → retest → keep or revert.
Phase 1: Parse Argument
Read the skill name from the first argument. If missing, output usage and stop:
Usage: /skill-improve [skill-name]
Example: /skill-improve tech-debt
Verify .agents/skills/[name]/SKILL.md exists. If not, stop with:
"Skill '[name]' not found."
Phase 2: Baseline Test
Run /skill-test static [name] and record the baseline score:
- Count of FAILs
- Count of WARNs
- Which specific checks failed (Check 1–7)
Display to the user:
Static baseline: [N] failures, [M] warnings
Failing: Check 4 (no ask-before-write), Check 5 (no handoff)
If baseline is 0 FAILs and 0 WARNs, note it and proceed to Phase 2b.
Phase 2b: Category Baseline
Look up the skill's category: field in CCGS Skill Testing Framework/catalog.yaml.
If no category: field is found, display:
"Category: not yet assigned — skipping category checks."
and skip to Phase 3.
If category is found, run /skill-test category [name] and record the category baseline:
- Count of FAILs
- Count of WARNs
- Which specific category rubric metrics failed
Display to the user:
Category baseline: [N] failures, [M] warnings ([category] rubric)
If BOTH static and category baselines are 0 FAILs and 0 WARNs, stop: "This skill already passes all static and category checks. No improvements needed."
Phase 3: Diagnose
Read the full skill file at .agents/skills/[name]/SKILL.md.
For each failing or warning static check, identify the exact gap:
- Check 1 fail → which frontmatter field is missing
- Check 2 fail → how many phases found vs. minimum required
- Check 3 fail → no verdict keywords anywhere in the skill body
- Check 4 fail → Write or Edit in allowed-tools but no ask-before-write language
- Check 5 warn → no follow-up or next-step section at the end
- Check 6 warn →
context: forkset but fewer than 5 phases found - Check 7 warn → argument-hint is empty or doesn't match documented modes
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.
- 1mo ago First seen · 145 lines · 42 tokens per session scan A 88157514e7ed
skill-improve is a skill published in the GitHub repository striderZA/OpenCodeGameStudios (99 stars, last pushed 13d ago), licensed MIT. It adds 42 tokens to every session and 1,182 once invoked, about $0.0002 per session on Opus 5.5. A static security scan graded it A with 0 findings. It is 86% identical to skill-improve, differing in 76 lines, and is treated as a copy.
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