ark-coverage

ark-coverage is a skill for Claude Code from pedroknigge/arkgate. It costs 23 tokens per session (3,928 once invoked), scanned A, original, MIT.

A codebase audit for checking how widely ArkGate rules cover a project and whether its checks, baseline, and write path are in place.

In plain words
What is it for?
Use it to inspect ArkGate adoption, measure rule coverage, check enforcement gates and baseline settings, and produce a ranked list of remaining work.
Why use it?
It shows where architecture rules are missing or only appear to pass, so you can see what still blocks safe automated code changes.

Skill for Claude Code

Written for Claude Code: PreToolUse hook event. Also seen: mentions subagents; mentions Codex; mentions OpenCode.

Good fit Use it to inspect ArkGate adoption, measure rule coverage, check enforcement gates and baseline settings, and produce a ranked list of remaining work.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/pedroknigge/arkgate/ark-coverage
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 pedroknigge/arkgate --skill ark-coverage
Clone the repo
git clone --depth 1 https://github.com/pedroknigge/arkgate

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 ark-coverage

README.md
[![agentmods](https://agentmods.dev/badge/skills/pedroknigge/arkgate/ark-coverage/github.svg)](https://agentmods.dev/skills/pedroknigge/arkgate/ark-coverage)
Your own site
<a href="https://agentmods.dev/skills/pedroknigge/arkgate/ark-coverage"><img src="https://agentmods.dev/badge/skills/pedroknigge/arkgate/ark-coverage/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 ark-coverage

Your own site · 80×15
<a href="https://agentmods.dev/skills/pedroknigge/arkgate/ark-coverage"><img src="https://agentmods.dev/badge/skills/pedroknigge/arkgate/ark-coverage.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 23 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 3,928 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 $0.00023 $0.03928
Opus 5.5 $0.00009 $0.01571
Sonnet 5.5 $0.00005 $0.00786
Haiku 4.5 $0.00002 $0.00393

Measured 23d ago against content hash e97a353ff310, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

ark-coverage 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 23d 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.

templates/agent-skills/ark-coverage/SKILL.md · 209 lines

How it starts

The opening of the file, as written. The whole thing — 209 lines — stays where its author put it; the contents beside it link to each section on GitHub.

/ark-coverage — Ark adoption fitness (not full recon)

Contener · Guiar · Ordenar. In plain words: contain the write, guide the next step, order leftover mess. This door is Guiar: adoption fitness numbers, not a full map. Skills never enforce — CLI / hooks / CI do.

Not a first-run door. Fitness numbers only (governed files, gates, baseline). Session 0 → /ark-adopt. Leftover design → /ark-explore. Apply → /ark-autopilot. Wire ArkRun → /ark-runtime. Wire ArkOrder → /ark-order.

You audit how this repo uses ArkGate (coverage, gates, baseline, host write path) and what adoption gaps remain. Work autonomously. End with a ranked fitness report.

This is not /ark-explore. You do not produce a multi-pattern dual-plan or spaghetti Shape ladder by default. If the tree is design-weak under ENFORCE, handoff to explore.

Improvement compass (process preflight)

When doctor is available, read doctor.improvementCompass (or the human Improvement compass section). Name 1–3 residual lenses in plain language before skill-shopping. Always notAScore — never invent 0–10 scores or Excellent/Good ranks.

What the user should feel next: fewer blocked AI writes, clearer folders, safer domain — then jargon.

Anti false-done: empty plan A + residual lenses / design-weak → Incomplete? yes. Green edges alone are not “architecture finished.”

AI-easy architecture: ports over concrete I/O in domain; one concern per module; golden pattern for new files; place before write (/ark-place / prepare-write).

Out of scope (honest): scalability/performance, full app-security tooling (SAST), and full resilience patterns are out-of-scope lenses — say so; do not invent Ark enforcement for them.

Fitness numbers + handoff when residual lenses are non-empty — never call coverage “done architecture.”

When / not when

Use /ark-coverage when… Do not use it when…
“How adopted is Ark?” governed%, gates, baseline, skills stale Full product map / what-next architecture → /ark-explore
Capability gaps (CI, write path, ESLint, optional layers) Apply fixes end-to-end → /ark-autopilot
Ranked adoption opportunities (install, ratchet, contract classify) Spaghetti pattern plan / golden pattern → /ark-explore dual-plan seed
Quick honesty before a release checklist One design trade-off → /ark-explore (one decision, 2–3 options)

Read the full file on GitHub · 209 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. 23d ago Changed · +2 lines e97a353ff310
  2. 27d ago Changed · +2 lines b3dad114aebe
  3. 28d ago Changed 497c47f21341
  4. 1mo ago Changed 03210f0a30b2
  5. 1mo ago Changed 7b43ea90a06e
  6. 1mo ago Changed a1150a76e62d
  7. 1mo ago Changed · +4 lines 9b80a1e124ba
  8. 1mo ago Changed · +1 lines 9b1af2e25eac
  9. 1mo ago First seen · 200 lines · 23 tokens per session scan A 26f9e5e2ecb3

Subscribe to this mod's changes

ark-coverage is a skill published in the GitHub repository pedroknigge/arkgate (1 stars, last pushed today), licensed MIT. It adds 23 tokens to every session and 3,928 once invoked, about $0.0001 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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