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 memi-design/design-skills --skill figma-prototypegit clone --depth 1 https://github.com/memi-design/design-skillsWrote 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/memi-design/design-skills/figma-prototype)<a href="https://agentmods.dev/skills/memi-design/design-skills/figma-prototype"><img src="https://agentmods.dev/badge/skills/memi-design/design-skills/figma-prototype/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/memi-design/design-skills/figma-prototype"><img src="https://agentmods.dev/badge/skills/memi-design/design-skills/figma-prototype.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 | $0.00019 | $0.01006 |
| Opus 5 | $0.00010 | $0.00503 |
| Sonnet 5 | $0.00004 | $0.00201 |
| Haiku 4.5 | $0.00002 | $0.00101 |
Grade A, and why
figma-prototype 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 9d 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 — 138 lines — stays where its author put it; the contents beside it link to each section on GitHub.
/figma-prototype — Create Interactive Prototypes
Build interactive prototypes in Figma with flows, transitions, and user journey mapping. Generates prototype HTML for testing. Requires /figma-use.
Freedom Level: High
Full creative freedom for interactions and flows. Must use existing components and follow atomic structure.
When to Use
- Creating clickable prototypes for user testing
- Demonstrating user flows (onboarding, checkout, auth)
- Building interactive presentations for stakeholders
- Generating standalone HTML prototypes via
memi prototype
Workflow
Step 1: Define the User Journey
Map the flow as screens + transitions:
Onboarding Flow:
Welcome → Feature 1 → Feature 2 → Feature 3 → Dashboard
Auth Flow:
Login → [success] → Dashboard
Login → [forgot] → ForgotPassword → ResetEmail → Login
Login → [signup] → Signup → VerifyEmail → Dashboard
Checkout Flow:
Cart → Shipping → Payment → Review → Confirmation
Step 2: Create Screens
For each screen in the flow:
1. Check if the page spec exists → read specs/pages/
2. If exists → use_figma to create from spec
3. If new → plan atomic decomposition, build bottom-up
4. Create all screens on the same Figma page
5. Arrange in a flow layout (horizontal, spaced)
Step 3: Add Interactions
// Navigate on click
button.reactions = [{
action: { type: 'NODE', destinationId: nextScreenId, navigation: 'NAVIGATE' },
trigger: { type: 'ON_CLICK' }
}];
// Smart animate between states
button.reactions = [{
action: {
type: 'NODE',
destinationId: nextScreenId,
navigation: 'NAVIGATE',
transition: {
type: 'SMART_ANIMATE',
easing: { type: 'EASE_IN_OUT' },
duration: 0.3
}
},
trigger: { type: 'ON_CLICK' }
}];
// Overlay (modal, dropdown)
trigger.reactions = [{
action: {
type: 'NODE',
destinationId: overlayId,
navigation: 'OVERLAY',
overlayRelativePosition: { x: 0, y: 0 }
},
trigger: { type: 'ON_CLICK' }
}];
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.
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.
- 9d ago First seen · 138 lines · 19 tokens per session scan A 159547e2d251
figma-prototype is a skill published in the GitHub repository memi-design/design-skills (7 stars, last pushed 1mo ago), licensed MIT. It adds 19 tokens to every session and 1,006 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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