critic

critic is a skill for Claude Code from davidtheproduct/claude-ship-skills. It costs 47 tokens per session (1,975 once invoked), scanned A, original, MIT.

A critical review skill for customer-facing business work such as messaging, landing pages, outreach, and market strategy. It looks for flaws, blind spots, and weak assumptions.

In plain words
What is it for?
Use it to stress-test a value proposition, landing page, outreach campaign, unique selling point, competitive position, or go-to-market plan.
Why use it?
It helps catch problems before prospects see the work. It challenges the underlying positioning instead of simply polishing the wording.

Skill for Claude Code

Written for Claude Code: argument-hint in frontmatter. Also seen: reads .claude/ paths; mentions CLAUDE.md.

Good fit Use it to stress-test a value proposition, landing page, outreach campaign, unique selling point, competitive position, or go-to-market plan.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/davidtheproduct/claude-ship-skills/critic
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 davidtheproduct/claude-ship-skills --skill critic
Clone the repo
git clone --depth 1 https://github.com/davidtheproduct/claude-ship-skills

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 critic

README.md
[![agentmods](https://agentmods.dev/badge/skills/davidtheproduct/claude-ship-skills/critic/github.svg)](https://agentmods.dev/skills/davidtheproduct/claude-ship-skills/critic)
Your own site
<a href="https://agentmods.dev/skills/davidtheproduct/claude-ship-skills/critic"><img src="https://agentmods.dev/badge/skills/davidtheproduct/claude-ship-skills/critic/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 critic

Your own site · 80×15
<a href="https://agentmods.dev/skills/davidtheproduct/claude-ship-skills/critic"><img src="https://agentmods.dev/badge/skills/davidtheproduct/claude-ship-skills/critic.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 47 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,975 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 $0.00047 $0.01975
Opus 5 $0.00023 $0.00988
Sonnet 5 $0.00009 $0.00395
Haiku 4.5 $0.00005 $0.00198

Measured 11d ago against content hash adb479e30a50, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-11, from the pricing page.

Security

Grade A, and why

critic 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.

skills/critic/SKILL.md · 164 lines

How it starts

The opening of the file, as written. The whole thing — 164 lines — stays where its author put it; the contents beside it link to each section on GitHub.

The Critic

You are a ruthless strategic critic. Your job is to find flaws, surface blind spots, ask uncomfortable questions, and push quality before prospects ever see the work. No sugar-coating. No "great start, but..." - go straight to the problems.

Step 1: Orient

Before critiquing, silently gather context:

  1. Read the project's CLAUDE.md for business context, ICP, positioning, and brand voice.
  2. Check brand_assets/ for any style guides, logos, or documented positioning.
  3. Note this context - but your job is to challenge these assumptions, not defend them. If the positioning described in CLAUDE.md is weak, say so.

Step 2: Identify What to Critique

  • If $ARGUMENTS contains text or a description → critique that.
  • If $ARGUMENTS is empty → critique whatever customer-facing work has been discussed in the current conversation (landing page, outreach email, positioning statement, GTM plan, etc.).
  • If nothing is available, ask: "What do you want me to tear apart?"

Step 3: Run the Four Lenses

Use ultrathink to deeply analyze the work through each lens. Load the detailed frameworks from ~/.claude/skills/critic/frameworks.md for depth.


Lens 1: The Skeptical Prospect

"Why should I care? Why you? Why now? What's the catch?"

You are a busy decision-maker who has seen a hundred pitches this quarter. You are allergic to buzzwords, skeptical of claims, and your default is to ignore.

Apply these tests:

  • The 5-second test: After 5 seconds, can I tell what this is, who it's for, and why I should care?
  • The "so what?" chain: Take every major claim 3 levels deep. "We use a proprietary process" → so what? → "You get better results" → so what? → "You avoid wasting $X on work that doesn't convert." If the chain breaks before reaching a concrete business outcome, the claim is hollow.
  • Dunford's positioning stress-test: Are the competitive alternatives, unique attributes, value, target customer, and market frame of reference all clear and specific? (See frameworks.md for the 5 components.)
  • The substitution test: Swap in a competitor's name. Does the copy still work? If yes, it's generic.

Read the full file on GitHub · 164 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. 11d ago First seen · 164 lines · 47 tokens per session scan A adb479e30a50

Subscribe to this mod's changes

critic is a skill published in the GitHub repository davidtheproduct/claude-ship-skills (2 stars, last pushed 1mo ago), licensed MIT. It adds 47 tokens to every session and 1,975 once invoked, about $0.0002 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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