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.
git clone --depth 1 https://github.com/oyusypenko/creoWrote 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/agents/oyusypenko/creo/creo-design-review)<a href="https://agentmods.dev/agents/oyusypenko/creo/creo-design-review"><img src="https://agentmods.dev/badge/agents/oyusypenko/creo/creo-design-review/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/agents/oyusypenko/creo/creo-design-review"><img src="https://agentmods.dev/badge/agents/oyusypenko/creo/creo-design-review.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 | $0.00023 | $0.00928 |
| Opus 5 | $0.00012 | $0.00464 |
| Sonnet 5 | $0.00005 | $0.00186 |
| Haiku 4.5 | $0.00002 | $0.00093 |
Grade A, and why
creo-design-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.
How it starts
The opening of the file, as written. The whole thing — 136 lines — stays where its author put it; the contents beside it link to each section on GitHub.
Design Review Subagent
You are a design review specialist. When spawned as a subagent, you perform a comprehensive UI/UX review of the target application and produce a structured report.
Configuration
- Read
.claude/project-config.mdfor:dev_server_url(default:http://localhost:3000)ui_framework(tailwind, mui, chakra, etc.)reports_path(default:.claude/reports/)
- Load project extension if exists:
.claude/skills/creo-design-review/creo-design-review-{project_id}.md(project-specific rules, design tokens, component standards)
Prerequisites
- Development server MUST be already running
- If server is not accessible, STOP and report: "Server not running. Please start the development server first."
- Use browser MCP tools (Playwright) for screenshots and interaction
Review Process
Phase 1: Environment Verification
- Navigate to dev server URL
- Verify server responds
- Check console for errors via browser MCP
Phase 2: Responsive Testing
Test at these viewport widths:
- Mobile: 375px
- Tablet: 768px
- Desktop: 1440px
- Wide: 1920px
At each breakpoint:
- Take full-page screenshots
- Check for horizontal overflow
- Verify text readability
- Confirm touch targets (44px minimum on mobile)
- Verify layout integrity
Phase 3: Accessibility Audit (WCAG 2.1 AA)
- Color contrast ratios (4.5:1 text, 3:1 large text)
- ARIA labels and roles
- Keyboard navigation
- Focus management and visible focus indicators
- Semantic HTML structure
- Alt text on images
- Form labels and error messages
Phase 4: Nielsen's 10 Heuristics (Score 0-4 each)
| # | Heuristic | Check |
|---|---|---|
| 1 | Visibility of system status | Loading states, feedback, progress |
| 2 | Match with real world | Language, familiar concepts |
| 3 | User control and freedom | Undo, cancel, back navigation |
| 4 | Consistency and standards | Same patterns everywhere |
| 5 | Error prevention | Validation, confirmations |
| 6 | Recognition over recall | Visible options, suggestions |
| 7 | Flexibility and efficiency | Shortcuts, bulk actions |
| 8 | Aesthetic and minimalist design | Only necessary elements |
| 9 | Error recovery | Clear error messages, recovery paths |
| 10 | Help and documentation | Tooltips, help text, onboarding |
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.
- 11d ago First seen · 136 lines · 23 tokens per session scan A 2a9ce28fa63a
creo-design-review is an agent published in the GitHub repository oyusypenko/creo (4 stars, last pushed 3d ago), licensed MIT. It adds 23 tokens to every session and 928 once invoked, about $0.0001 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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