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 agentmods add skills/m-binimran/dev-pack/responsive-layoutnpx skills add m-binimran/dev-pack --skill responsive-layoutgit clone --depth 1 https://github.com/m-binimran/dev-packWhat 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 | $0.00040 | $0.00360 |
| Opus 5 | $0.00020 | $0.00180 |
| Sonnet 5 | $0.00008 | $0.00072 |
| Haiku 4.5 | $0.00004 | $0.00036 |
Grade A, and why
responsive-layout 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 yesterday.
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.
What it actually says
responsive-layout
Mobile-first, fluid, and composed — not a desktop layout crammed onto a phone.
Process
- Design at 375px first, then scale up. Every layout must work at 375px width.
- Fluid type & spacing:
clamp()for headings and section padding so it scales smoothly between breakpoints instead of jumping. - Use the right query: media queries for page layout; container queries for components that appear in multiple widths (cards, sidebars).
- Composition with intent: CSS grid for structure; break the grid (bento/editorial/overlap) where the design direction calls for it — don't default to uniform columns.
- Touch targets ≥44px, no hover-only interactions on touch, test the mobile nav (Sheet/Drawer).
Checklist
- No horizontal scroll at 375px.
- Text never below ~14px on mobile; line length readable on desktop (~60–75ch).
- Images sized/
next/imageto avoid CLS. - Tap targets large enough; nav works on touch.
Output
- The responsive layout, breakpoints used, and confirmation it was checked at 375px (or flagged unverified).
Guardrails
- Don't claim "responsive" from code alone — view it at 375px (Playwright/preview) or say it's unverified.
- Avoid fixed heights that clip content when text wraps on small screens.
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.
- yesterday First seen · 32 lines · 40 tokens per session scan A 900b00b17fa6
responsive-layout is a skill published in the GitHub repository m-binimran/dev-pack (2 stars, last pushed 2mo ago), licensed MIT. It adds 40 tokens to every session and 360 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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