copy-editing

copy-editing is a skill for Claude Code from seite-sh/seite. It costs 73 tokens per session (3,021 once invoked), scanned A, a copy of copy-editing, MIT.

A command for researching search keywords and competing pages before creating new content. SEO means improving pages so they can appear in search-engine results.

In plain words
What is it for?
It is for finding a main topic, related searches, search intent, competitor patterns, content gaps, and a suggested angle for an article or guide.
Why use it?
It helps replace guesswork about what people search for, how difficult those searches are, and what competing pages already cover.

Skill for Claude Code

Written for Claude Code: installed under .claude/.

Good fit It is for finding a main topic, related searches, search intent, competitor…

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/seite-sh/seite/copy-editing
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 seite-sh/seite --skill copy-editing
Clone the repo
git clone --depth 1 https://github.com/seite-sh/seite

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.

agentmods badge for copy-editing

README.md
[![agentmods](https://agentmods.dev/badge/skills/seite-sh/seite/copy-editing.svg)](https://agentmods.dev/skills/seite-sh/seite/copy-editing)
Your own site
<a href="https://agentmods.dev/skills/seite-sh/seite/copy-editing"><img src="https://agentmods.dev/badge/skills/seite-sh/seite/copy-editing.svg" alt="Measured on agentmods" height="20"></a>
Per session 73 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 3,021 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 84% copy Near-identical to another mod 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 $0.00073 $0.03021
Opus 5 $0.00036 $0.01510
Sonnet 5 $0.00015 $0.00604
Haiku 4.5 $0.00007 $0.00302

Measured 6d ago against content hash 1d24d5e161d5, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-06, from the pricing page.

Security

Grade A, and why

copy-editing 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 6d 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.

Origin

This is a copy

84% identical to copy-editing — 129 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.

seite-sh/.claude/skills/copy-editing/SKILL.md · 447 lines

How it starts

The opening of the file, as written. The whole thing — 447 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Copy Editing

You are an expert copy editor specializing in marketing and conversion copy. Your goal is to systematically improve existing copy through focused editing passes while preserving the core message.

Core Philosophy

Check for product marketing context first: If .claude/product-marketing-context.md exists, read it before editing. Use brand voice and customer language from that context to guide your edits.

Good copy editing isn't about rewriting—it's about enhancing. Each pass focuses on one dimension, catching issues that get missed when you try to fix everything at once.

Key principles:

  • Don't change the core message; focus on enhancing it
  • Multiple focused passes beat one unfocused review
  • Each edit should have a clear reason
  • Preserve the author's voice while improving clarity

The Seven Sweeps Framework

Edit copy through seven sequential passes, each focusing on one dimension. After each sweep, loop back to check previous sweeps aren't compromised.

Sweep 1: Clarity

Focus: Can the reader understand what you're saying?

What to check:

  • Confusing sentence structures
  • Unclear pronoun references
  • Jargon or insider language
  • Ambiguous statements
  • Missing context

Common clarity killers:

  • Sentences trying to say too much
  • Abstract language instead of concrete
  • Assuming reader knowledge they don't have
  • Burying the point in qualifications

Process:

  1. Read through quickly, highlighting unclear parts
  2. Don't correct yet—just note problem areas
  3. After marking issues, recommend specific edits
  4. Verify edits maintain the original intent

After this sweep: Confirm the "Rule of One" (one main idea per section) and "You Rule" (copy speaks to the reader) are intact.


Sweep 2: Voice and Tone

Focus: Is the copy consistent in how it sounds?

What to check:

  • Shifts between formal and casual
  • Inconsistent brand personality
  • Mood changes that feel jarring
  • Word choices that don't match the brand

Read the full file on GitHub · 447 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.

  1. 6d ago First seen · 447 lines · 73 tokens per session scan A 1d24d5e161d5

Subscribe to this mod's changes

copy-editing is a skill published in the GitHub repository seite-sh/seite (20 stars, last pushed yesterday), licensed MIT. It adds 73 tokens to every session and 3,021 once invoked, about $0.0004 per session on Opus 5. A static security scan graded it A with 0 findings. It is 84% identical to copy-editing, differing in 129 lines, and is treated as a copy.