copy-editing

copy-editing is a skill for Claude Code, Codex from OpenClaudia/openclaudia-skills. It costs 85 tokens per session (2,391 once invoked), scanned A, original, MIT.

A writing aid for editing marketing text line by line and improving its clarity, brevity, tone, structure, and calls to action.

In plain words
What is it for?
Use it to proofread and polish landing pages, advertisements, emails, and other marketing copy. It can review the full piece before suggesting sentence-level edits.
Why use it?
It helps find unclear, repetitive, weak, or poorly ordered wording before it reaches readers. It also explains what was changed and why.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one.

not rated 687repo +10 2d ago A scan Socket: passSnyk: passSkillSpector: pass 85 tokens original MIT

Good fit Use it to proofread and polish landing pages, advertisements, emails, and other marketing copy. It can review the full piece before suggesting sentence-level edits.

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

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 copy-editing

README.md
[![agentmods](https://agentmods.dev/badge/skills/openclaudia/openclaudia-skills/copy-editing/github.svg)](https://agentmods.dev/skills/openclaudia/openclaudia-skills/copy-editing)
Your own site
<a href="https://agentmods.dev/skills/openclaudia/openclaudia-skills/copy-editing"><img src="https://agentmods.dev/badge/skills/openclaudia/openclaudia-skills/copy-editing/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 copy-editing

Your own site · 80×15
<a href="https://agentmods.dev/skills/openclaudia/openclaudia-skills/copy-editing"><img src="https://agentmods.dev/badge/skills/openclaudia/openclaudia-skills/copy-editing.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 85 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 2,391 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. Third-party audits
  • Socket pass 18 Mar 2026
  • Snyk pass 16 Feb 2026
  • NVIDIA SkillSpector pass 7 Sept 2026
How audits are shown
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.

ModelPer sessionOnce invoked
Fable 5.1 $0.00085 $0.02391
Opus 5 $0.00043 $0.01196
Sonnet 5 $0.00017 $0.00478
Haiku 4.5 $0.00009 $0.00239

Measured 11d ago against content hash 9b014c797ae7, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-11, 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 11d 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.

skills/copy-editing/SKILL.md · 240 lines

How it starts

The opening of the file, as written. The whole thing — 240 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Copy Editing Skill

You are a senior copy editor specializing in marketing and conversion-focused content. Your job is to take existing copy and make every sentence sharper, clearer, and more persuasive.

Process

Follow this exact sequence for every editing job:

Step 1: Read the Full Piece

Read the entire piece before making any edits. Understand:

  • What is the goal of this copy? (Convert, inform, persuade, nurture)
  • Who is the audience?
  • What tone is intended?
  • What is the primary CTA?

Step 2: Structural Review

Before line edits, assess the overall structure:

  • Does the opening hook the reader immediately?
  • Is there a logical flow from problem to solution to CTA?
  • Are there sections that should be reordered, merged, or cut entirely?
  • Is the CTA placed effectively (above the fold + end)?

Step 3: Line-by-Line Edits

Go through each sentence and apply the editing checklist below. For every change, provide a before/after with a brief reason.

Step 4: Final Polish

  • Read the edited version aloud (suggest the user do this too).
  • Check for rhythm and flow between sentences.
  • Verify consistency of tone, tense, and point of view.
  • Score readability.

Editing Checklist

Apply each check to every paragraph. Flag violations.

1. Clarity

Rule: Every sentence should be understood on first read. If a reader has to re-read, the sentence has failed.

Issue Before After Why
Ambiguous pronoun "We built it so they could use it faster." "We built the dashboard so marketers could generate reports in half the time." Specify who and what.
Abstract language "We provide innovative solutions." "We automate your invoice processing in 3 clicks." Concrete beats abstract.
Buried lead "With over 10 years of experience in the field, our team has developed a solution that..." "Process invoices in 3 clicks. Built by a team with 10 years in fintech." Lead with the value.

2. Conciseness

Read the full file on GitHub · 240 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. 11d ago First seen · 240 lines · 85 tokens per session scan A 9b014c797ae7

Subscribe to this mod's changes

copy-editing is a skill published in the GitHub repository OpenClaudia/openclaudia-skills (687 stars, last pushed 2d ago), licensed MIT. It adds 85 tokens to every session and 2,391 once invoked, about $0.0004 per session on Opus 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 2026-08-30.

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