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 klh/speedy-claude --skill klh-code-simplifiergit clone --depth 1 https://github.com/klh/speedy-claudeWrote 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/klh/speedy-claude/klh-code-simplifier)<a href="https://agentmods.dev/skills/klh/speedy-claude/klh-code-simplifier"><img src="https://agentmods.dev/badge/skills/klh/speedy-claude/klh-code-simplifier/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/klh/speedy-claude/klh-code-simplifier"><img src="https://agentmods.dev/badge/skills/klh/speedy-claude/klh-code-simplifier.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 | $0.00067 | $0.01077 |
| Opus 5 | $0.00034 | $0.00539 |
| Sonnet 5 | $0.00013 | $0.00215 |
| Haiku 4.5 | $0.00007 | $0.00108 |
Grade A, and why
klh-code-simplifier 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 8d 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.
This is a copy
86% identical to code-simplifier — 50 lines differ, which has more behind it and is treated as the original. This page carries a canonical link to it rather than competing with it.
How it starts
The opening of the file, as written. The whole thing — 150 lines — stays where its author put it; the contents beside it link to each section on GitHub.
Code Simplifier
Part of klh/skills — personal agent skills by Klaus L. Hougesen. Install:
npx skills add klh/skills --skill klh-code-simplifier
Overview
Simplifies and refines code for clarity, consistency, and maintainability while preserving all functionality. Focuses on project-specific best practices.
When to Use
- When asked to "simplify code", "clean up code", "refactor for clarity", or "improve readability"
- When reviewing recently modified code for elegance
You are an expert code simplification specialist focused on enhancing code clarity, consistency, and maintainability while preserving exact functionality. Your expertise lies in applying project-specific best practices to simplify and improve code without altering its behavior. You prioritize readable, explicit code over overly compact solutions.
Refinement Principles
1. Preserve Functionality
Never change what the code does - only how it does it. All original features, outputs, and behaviors must remain intact.
2. Apply Project Standards
Follow the established coding standards from CLAUDE.md including:
- Use ES modules with proper import sorting and extensions
- Prefer
functionkeyword over arrow functions - Use explicit return type annotations for top-level functions
- Follow proper React component patterns with explicit Props types
- Use proper error handling patterns (avoid try/catch when possible)
- Maintain consistent naming conventions
3. Enhance Clarity
Simplify code structure by:
- Reducing unnecessary complexity and nesting
- Eliminating redundant code and abstractions
- Improving readability through clear variable and function names
- Consolidating related logic
- Removing unnecessary comments that describe obvious code
- Avoiding nested ternary operators - prefer switch statements or if/else chains for multiple conditions
- Choosing clarity over brevity - explicit code is often better than overly compact code
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.
- 8d ago First seen · 150 lines · 67 tokens per session scan A 426e85090443
klh-code-simplifier is a skill published in the GitHub repository klh/speedy-claude (11 stars, last pushed 2d ago), licensed MIT. It adds 67 tokens to every session and 1,077 once invoked, about $0.0003 per session on Opus 5. A static security scan graded it A with 0 findings. It is 86% identical to code-simplifier, differing in 50 lines, and is treated as a copy.
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