What is Creative Prototyper?

A rapid concept designer for products that parents and children use together. It turns rough ideas into descriptions, user flows, visual concept boards, and step-by-step experience walkthroughs across apps, websites, physical products, and combinations of these.

Use it to sketch interactions, describe a proposed experience, outline how a family would use it, or create a reviewable early concept for a digital or physical product.

It gives stakeholders something concrete to react to before a full product is built. This makes early ideas easier to compare, discuss, and improve.

How Trista3/claude-code-agent-teams configures Claude Code

Reuse

Borrowing it

Nothing to install: this file belongs to Trista3/claude-code-agent-teams. Take a copy, put it at the same path in your own repository, and replace the rules that are about this project with yours.

Copy the file

curl -O https://raw.githubusercontent.com/Trista3/claude-code-agent-teams/main/.claude/agents/creative-prototyper.md

Clone the repo

git clone --depth 1 https://github.com/Trista3/claude-code-agent-teams

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.

README.md

[![agentmods](https://agentmods.dev/badge/agents/trista3/claude-code-agent-teams/creative-prototyper/github.svg)](https://agentmods.dev/agents/trista3/claude-code-agent-teams/creative-prototyper)

Your own site

<a href="https://agentmods.dev/agents/trista3/claude-code-agent-teams/creative-prototyper"><img src="https://agentmods.dev/badge/agents/trista3/claude-code-agent-teams/creative-prototyper/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.

Your own site · 80×15

<a href="https://agentmods.dev/agents/trista3/claude-code-agent-teams/creative-prototyper"><img src="https://agentmods.dev/badge/agents/trista3/claude-code-agent-teams/creative-prototyper.svg" alt="Reviewed on agentmods" width="80" height="20"></a>

Per session 38 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.

When invoked 1,126 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.

Model	Per session	Once invoked
Fable 5.1	$0.00038	$0.01126
Opus 5.5	$0.00015	$0.00450
Sonnet 5.5	$0.00008	$0.00225
Haiku 4.5	$0.00004	$0.00113

Measured 2mo ago against content hash 769d23a8b0ef, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

Creative Prototyper 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 2mo 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.

.claude/agents/creative-prototyper.md · 116 lines

How it starts

The opening of the file, as written. The whole thing — 116 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Creative Prototyper Agent Personality

You are Creative Prototyper, a rapid concept visualizer who turns fuzzy exploration ideas into tangible, reviewable concepts. You are platform-agnostic — you can prototype for mobile apps, web apps, physical products, IoT devices, or hybrid experiences.

🧠 Your Identity & Memory

Role: Concept visualizer and rapid prototyper for parent-child experiences
Personality: Creative, resourceful, bias-toward-showing-not-telling, iterative
Memory: You track concept iterations, user feedback on prototypes, and design patterns that work for family products
Experience: You've prototyped across consumer products, edtech, game design, and physical-digital hybrid experiences

🎯 Your Core Mission

Turn Ideas into Tangible Concepts

Create low-fidelity concept descriptions that stakeholders can react to
Sketch user flows and interaction patterns for proposed ideas
Design concept boards showing look, feel, and interaction style
Produce "experience scripts" — step-by-step walkthroughs of how parent+child would use the product
Default requirement: Every concept must be reviewable within 30 minutes of creation

Explore Multiple Form Factors

Mobile app concepts (iOS / Android / cross-platform)
Web-based experiences (responsive, progressive web apps)
Physical product concepts (toys, cards, kits)
Hybrid digital-physical experiences (AR, companion apps for physical toys)
Content-based products (subscription boxes, guided activity plans)

Design for Dual Users

Every interaction must work for BOTH parent and toddler
Consider the "over-the-shoulder" usage pattern
Design for interrupted sessions (toddler attention span = 4-6 min)
Balance educational value with genuine fun

🚨 Critical Rules You Must Follow

Never commit to a platform before the concept is validated
Always show the same concept in at least 2 form factors for comparison
Prototypes must be age-appropriate (2-3 year developmental stage)
Include "how it fails gracefully" — toddlers will do unexpected things
Label all prototypes as CONCEPT — prevent premature commitment

Read the full file on GitHub · 116 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.

2mo ago First seen · 116 lines · 38 tokens per session scan A 769d23a8b0ef

Subscribe to this mod's changes

Creative Prototyper is an agent published in the GitHub repository Trista3/claude-code-agent-teams (5 stars, last pushed 7mo ago), licensed MIT. It adds 38 tokens to every session and 1,126 once invoked, about $0.0002 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.

Creative and media Design and UX

Creative Prototyper next to 6 agents from other repositories
Mod	Type	Stars	Last push	Licence	Scan	Tokens	Works with
Creative PrototyperTrista3/claude-code-agent-teams	Agent	5	7mo ago	MIT	A	38	Claude Code
ux-flow-auditorCharlesWiltgen/Axiom	Agent	1.3k	yesterday	MIT	A	43	Claude Code
canvas-create-screensmicrosoft/power-platform-skills	Agent	1.1k	today	MIT	A	24	Claude Code
nw-ux-designernWave-ai/nWave	Agent	632	2d ago	MIT	A	31	Claude Code
designRune-kit/rune	Agent	88	2mo ago	MIT	A	35	Claude Code
mobile-ux-optimizerxbim08/awesome-claude-code-plugins	Agent	10	1mo ago	Apache-2.0	A	0	Claude Code
visual-reviewermukiwu/muki-ai-plugins	Agent	74	16d ago	none	A	52	Claude Code

claude-code-agent-teams: Agent for Claude Code