Vibe-Coding-Dev-Setup: Skill for Claude Code

.github/skills/prompt-creator/SKILL.md

prompt-creator is a skill for Claude Code, Codex from AndreasKarz/Vibe-Coding-Dev-Setup. It costs 106 tokens per session (3,790 once invoked), scanned A, original, no licence file.

A guide for writing and evaluating instructions for language models such as Claude or GPT. These instructions are often called prompts or system prompts.

In plain words
What is it for?
Use it to create, improve, debug, evaluate, or template prompts and system prompts.
Why use it?
It helps make model instructions clearer, more consistent, and better suited to the task they describe.

Skill for Claude CodeCodex

Which agent this was written for is unclear — body not stored (licence); the path alone says nothing.

This is AndreasKarz/Vibe-Coding-Dev-Setup's own configuration. It tells Claude Code and Codex how to work on Vibe-Coding-Dev-Setup itself, so it is not a mod to install elsewhere. Copy it as a starting point and replace the rules that are about this project. Everything Vibe-Coding-Dev-Setup configures →

Reuse

Borrowing it

Nothing to install: this file belongs to AndreasKarz/Vibe-Coding-Dev-Setup. 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/AndreasKarz/Vibe-Coding-Dev-Setup/main/.github/skills/prompt-creator/SKILL.md
Clone the repo
git clone --depth 1 https://github.com/AndreasKarz/Vibe-Coding-Dev-Setup

Made for: Claude Code, Codex.

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 prompt-creator

README.md
[![agentmods](https://agentmods.dev/badge/skills/andreaskarz/vibe-coding-dev-setup/prompt-creator/github.svg)](https://agentmods.dev/skills/andreaskarz/vibe-coding-dev-setup/prompt-creator)
Your own site
<a href="https://agentmods.dev/skills/andreaskarz/vibe-coding-dev-setup/prompt-creator"><img src="https://agentmods.dev/badge/skills/andreaskarz/vibe-coding-dev-setup/prompt-creator/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 prompt-creator

Your own site · 80×15
<a href="https://agentmods.dev/skills/andreaskarz/vibe-coding-dev-setup/prompt-creator"><img src="https://agentmods.dev/badge/skills/andreaskarz/vibe-coding-dev-setup/prompt-creator.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 106 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 3,790 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 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 $0.00106 $0.03790
Opus 5.5 $0.00042 $0.01516
Sonnet 5.5 $0.00021 $0.00758
Haiku 4.5 $0.00011 $0.00379

Measured 2mo ago against content hash cc455bc93563, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

prompt-creator 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.

.github/skills/prompt-creator/SKILL.md · 431 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

Files

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.

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. 2mo ago First seen · 431 lines · 106 tokens per session scan A cc455bc93563

Subscribe to this mod's changes

prompt-creator is a skill published in the GitHub repository AndreasKarz/Vibe-Coding-Dev-Setup (7 stars, last pushed 8mo ago), with no licence file. It adds 106 tokens to every session and 3,790 once invoked, about $0.0004 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.

Related

prompt-creator compared with skills from other repositories

prompt-creator next to 6 skills from other repositories
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prompt-creatorAndreasKarz/Vibe-Coding-Dev-SetupSkill78mo agononeA106Claude Code, Codex
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blueprint-from-collection-actionsreceptron/mulmoterminalSkill261yesterdayMITA34Claude Code, Codex
blueprint-from-collection-actionsreceptron/mulmoterminalSkill261yesterdayMITA31Claude Code, Codex
loom-prompt-engineeringcosmix/loomSkill655d agoMITA34Claude Code
prompt-engineeringdoodledood/manifest-devSkill78yesterdayMITA56Claude Code