demo-prep

demo-prep is a skill for Claude Code from shrwnsan/vibekit-claude-plugins. It costs 81 tokens per session (1,267 once invoked), scanned B, original, no licence file.

A preparation guide for demonstrating a product or feature to an audience.

In plain words
What is it for?
Use it before executive reviews, customer pitches, board updates, investor meetings, sales calls, or all-hands presentations.
Why use it?
Demos can fail when the presenter is not ready for questions, surprises, or unreliable feature behavior.

Skill for Claude Code

Written for Claude Code: shipped in a Claude Code plugin.

Part of the haku plugin — 52 skills, 22 agents shipped together

Good fit Use it before executive reviews, customer pitches, board updates, investor meetings, sales calls, or all-hands presentations.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/shrwnsan/vibekit-claude-plugins/demo-prep
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 shrwnsan/vibekit-claude-plugins --skill demo-prep
Clone the repo
git clone --depth 1 https://github.com/shrwnsan/vibekit-claude-plugins

Made for: Claude Code.

Or install haku, the plugin that ships this one along with the rest of its 52 skills, 22 agents.

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 demo-prep

README.md
[![agentmods](https://agentmods.dev/badge/skills/shrwnsan/vibekit-claude-plugins/demo-prep/github.svg)](https://agentmods.dev/skills/shrwnsan/vibekit-claude-plugins/demo-prep)
Your own site
<a href="https://agentmods.dev/skills/shrwnsan/vibekit-claude-plugins/demo-prep"><img src="https://agentmods.dev/badge/skills/shrwnsan/vibekit-claude-plugins/demo-prep/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 demo-prep

Your own site · 80×15
<a href="https://agentmods.dev/skills/shrwnsan/vibekit-claude-plugins/demo-prep"><img src="https://agentmods.dev/badge/skills/shrwnsan/vibekit-claude-plugins/demo-prep.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 81 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,267 The whole file, excluding the scripts and references it only reads on demand.
Security scan B 1 finding. A grade says what 26 rules found in the file — not that it is safe.
Origin unknown 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 $0.00081 $0.01267
Opus 5.5 $0.00032 $0.00507
Sonnet 5.5 $0.00016 $0.00253
Haiku 4.5 $0.00008 $0.00127

Measured 1mo ago against content hash d0a09d4e8083, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade B, and why

demo-prep scanned grade B with 1 finding 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 1mo 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.

Strips warnings and disclaimersmediumAnti-refusal

Omitting safety caveats hides risk from the user and is a common jailbreak preamble.

Missing files are fine; proceed and don't lecture. If the pulse is stale relative to the period the demo covers, flag it — demoing last month's numbers is a Pass 3 hazard itself.
plugins/haku/packs/comms/skills/demo-prep/SKILL.md · 99 lines

The source is not reproduced here

A licence we could not identify

The repository carries a LICENSE file, but it is custom or dual enough that GitHub cannot name it and neither can this catalogue. Unknown terms are not permission, so the body is not copied here. Read the licence at the source and decide for yourself.

Read it on GitHub

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. 1mo ago First seen · 99 lines · 81 tokens per session scan B d0a09d4e8083

Subscribe to this mod's changes

demo-prep is a skill published in the GitHub repository shrwnsan/vibekit-claude-plugins (7 stars, last pushed 2d ago), with no licence file. It adds 81 tokens to every session and 1,267 once invoked, about $0.0003 per session on Opus 5.5. A static security scan graded it B with 1 finding (strips warnings and disclaimers). No closer match exists in the catalogue, so it is treated as the original; first seen 2026-09-10.

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