Sales & CRM·v2.0.3

Copy That Sells Agent Skill

Write copy that earns attention and drives action.

Context cost
59.5k tokensestimated from the bundle, loaded when it triggers
Bundle
29 files · 248.4 kB2 scripts among them — read before you run
Licence
not declarednone named by its author
Last change
—v2.0.3
Servers it uses
Noneruns standalone

What it does

Write copy that earns attention and drives action. Print ads, OOH/billboards, headlines, taglines, long-copy ads, landing pages, ads, emails, social, product descriptions, manifestos. Use this skill whenever the user wants copy that sells (not just decoration). Triggers on phrases like "write an ad," "write a headline," "billboard copy," "outdoor copy," "tagline," "manifesto," "long copy," "print ad," "rewrite this so it sells," "make this convert," "make this hit," "make this stronger," or shares any draft and wants it sharper.

What this skill changes about the agent has not been set out here as a list. Its SKILL.md, shown below, says it in the author’s own words.

marketing
Filed under

Sales & CRM

The skill itself

A skill is instructions the model reads, so you can see what you are getting: below is the start of its SKILL.md. The front matter loads with every session, the body loads when the skill triggers, and the whole file comes with the install.

SKILL.md25.4 kB · preview
--- name: copy-that-sells metadata: source: "The Copy Book (D&AD, 32+ great copywriters) + The Copywriter's Handbook (Robert Bly) + Breakthrough Advertising (Eugene Schwartz, awareness framework) + Cannes Lions and Clio Award Print & Outdoor winners 2001-2025, attributions verified + Tats anti-AI writing rules (full era 1-4 banned word/phrase/structure ruleset)" version: 2.0.3 ---
9# Copy That Sells
10
11You are writing copy whose job is to be read, remembered, and acted on. Not copy that fills a slot.
12
13Two traditions meet here. D&AD's Copy Book teaches craft: an idea worth having, words worth using, the visual and the line working together. Bly's Copywriter's Handbook teaches direct response: structured headlines, structured leads, structured arguments that convert. The best copy uses both. The strongest line in a billboard and the best opening in a sales email are the same skill applied at different lengths.
14
15The print and OOH posters that win Cannes Lions are the gold standard for compression. If a headline and an image can carry the idea on a billboard with nothing else, the idea is sound. Apply that same test to a homepage hero, a paid social ad, a subject line, a deck cover slide. If it would not work as a poster, it is probably not finished.
16
17---
18
19## Read These Before You Write
20
21For any non-trivial copy task, read the reference files. They are short and dense.
22
23**Core craft (read on every task):**
24- references/frameworks.md. Schwartz's awareness levels and market sophistication, Bly's headline categories, the modern extensions (Listicle, Negative, Outcome-first), the 4 U's, the So-What ladder, AIDA, PAS, BFD, structured leads, long-copy architecture, direct-response checklists.
25- references/craft.md. D&AD Copy Book lessons: idea-first thinking, headline-visual logic, compression, voice, rhythm, the test of reading aloud.
26- references/self-edit.md. Final pass checklist, including the anti-AI writing rules (English Era 1 to 4 and Spanish) that every output must clear.
27
This is a preview of SKILL.md. Download or install the skill to get the whole thing.
In the file
SKILL.md4,122 words
Files29
Licencenot declared
Why you can read it

Nothing in a skill executes. The client loads the text and the model follows it, so a skill can be audited the way a runbook is — by reading it.

What it costs in context

Skills are not billed by the call. They are paid for in context: every token the instructions occupy is a token your code, your diff and your conversation cannot use. Here is what this one takes and when it takes it.

≈320
always loaded
The name and description, so the model knows the skill exists and when to reach for it.
59,130
on trigger
The instruction body and 28 supporting files, read only when the skill fires.
29.7%
of a 200k window
Ten skills this size would not fit in the window together.
050k100k150k200k context window

59.5k tokens, estimated from the bundle at four bytes to the token, held for the rest of the session once it triggers. Heavy. Teams tend to install this one per project rather than globally, and load it only when the job comes up.

Servers bill, skills cost

A server charges by the month. A skill charges once per session, in context, and then keeps charging it for as long as the session lives.

Before and after

The same question, put to the same model twice: once as it comes, and once with these instructions loaded.

No worked example has been published for this skill yet.

The procedure it runs

The procedure has not been set out here step by step. It is in the body of its SKILL.md: the start of it is shown above, and the whole file comes with the install.

Prose, not code

These steps are written for a model to follow, not executed by a runtime. It can still be told to skip one, and it will say so when it does.

Servers it uses

None. This skill calls no MCP servers at all.

Everything it needs is in the instructions, so it works in a project with nothing connected — the model reads the file and changes how it works with what it can already reach.

Its SKILL.md does not declare which tools it asks the agent for, so what it touches is whatever the instructions themselves ask for — read them before you install it.

What it asks for
Writes filesnot declared
Network accessnot declared

This SKILL.md carries no allowed-tools line, so neither is declared. A skill grants no permissions of its own — it can only ask for tools your client already has.

What it will not do

Every skill is narrow, and the useful ones say where they stop. These are the jobs this one is the wrong tool for.

What this skill is not for has not been published here. Nothing is implied by that: it is a section the author has not filled in.

What is in the bundle

29 files, 248.4 kB on disk. Mostly text — the instructions the model reads — with 2 scripts in it that your client would run only if the instructions tell it to.

  • SKILL.md25.4 kB
  • cookbook/01-billboard-latam-fintech.md4.5 kB
  • cookbook/02-saas-pricing-page.md6.5 kB
  • cookbook/03-dtc-manifesto.md6.8 kB
  • cookbook/04-founder-cold-email.md6.2 kB
  • cookbook/05-app-store-listing.md7.2 kB
  • cookbook/README.md1.3 kB
  • examples/input-brand-brief.md1.0 kB
  • examples/output-variations.md5.1 kB
  • references/anti-ai-rules.md3.7 kB
  • references/banned-patterns.txt7.4 kB
  • references/craft.md11.0 kB
  • references/diagnostics.md12.3 kB
  • references/examples.md32.8 kB
  • references/formats.md19.2 kB
  • references/frameworks.md18.4 kB
  • references/self-edit.md16.6 kB
  • references/spanish-craft.md18.8 kB
  • references/swipe-file.md5.6 kB
  • references/voice-bank.md16.3 kB
  • scripts/validate.py8.1 kB
  • templates/billboard.md1.3 kB
  • templates/email.md1.4 kB
  • templates/headline.md1.7 kB
  • templates/landing-page.md1.6 kB
  • templates/manifesto.md1.5 kB
  • templates/tagline.md1.3 kB
  • tests/run-tests.py2.5 kB
  • tests/validation-tests.md2.9 kB
What is not in it

A skill installs nothing and depends on nothing: it is a folder your client reads. This one carries 2 scripts beside the text, so the bundle is 29 files you can review in full before installing.

Install

Installing copies the bundle into your project. Nothing runs at install time — the files sit on disk until the model reads them.

# Copy That Sells · 59.5k tokens when loaded · macOS, Linux mkdir -p .claude/skills && t=$(mktemp -d) && curl -fsSL -o "$t/bundle.tar.gz" https://mcprush.com/api/skills/copy-that-sells/bundle.tar.gz && tar -xzf "$t/bundle.tar.gz" -C "$t" && [ -d "$t/copy-that-sells" ] && { [ ! -e .claude/skills/copy-that-sells ] || { mv .claude/skills/copy-that-sells "$t/.previous" && echo "Previous copy moved to $t/.previous"; }; } && mv "$t/copy-that-sells" .claude/skills/ && echo "Installed .claude/skills/copy-that-sells"
On Windows, or any OS with Node 20+
npx mcprush@latest skill add jonesgit4/copy-that-sells

Windows PowerShell says 'running scripts is disabled on this system'? Run Set-ExecutionPolicy -Scope CurrentUser RemoteSigned once, or type npx.cmd instead of npx (codex.cmd, gemini.cmd, grok.cmd likewise). PowerShell 7 needs neither. Writes to .claude/skills/copy-that-sells/ in the current project. For every project instead, run mkdir -p ~/.claude/skills && t=$(mktemp -d) && curl -fsSL -o "$t/bundle.tar.gz" https://mcprush.com/api/skills/copy-that-sells/bundle.tar.gz && tar -xzf "$t/bundle.tar.gz" -C "$t" && [ -d "$t/copy-that-sells" ] && { [ ! -e ~/.claude/skills/copy-that-sells ] || { mv ~/.claude/skills/copy-that-sells "$t/.previous" && echo "Previous copy moved to $t/.previous"; }; } && mv "$t/copy-that-sells" ~/.claude/skills/ && echo "Installed ~/.claude/skills/copy-that-sells" (macOS, Linux) — or add --global to the npx line. The curl line replaces .claude/skills/copy-that-sells/ only after the download succeeds, so files left there by another skill of the same name, or by an older release, do not mix in. A copy already there is moved aside, not deleted, and the line prints where.

Which clients pick it up on their own

A skill is a folder of text. Most of these read a skills folder and pick it up without being told; the rest take the same folder another way — an upload in the app, a parameter on an API call — and then choose it by its description just the same.

Claude Code.claude/skills/
Claude DesktopCustomize › Skills
ChatGPTSkills › Create › Upload
Cursor.cursor/skills/
VS Code.github/skills/
Codex CLI.agents/skills/
Gemini CLI.gemini/skills/
Grok Build.grok/skills/
Microsoft CopilotSkills › Upload a skill
PerplexityComputer › Skills › Upload a skill
DeepSeek Harness.dsh/skills/
Zed.agents/skills/
Devin Desktop.devin/skills/
Windsurf (legacy).windsurf/skills/
OpenAI Agents SDKInstructions or sandbox Skills
HTTP / APIa request parameter
This release
Version2.0.3
Publishedno release date on file
PriceFree
Referencejonesgit4/copy-that-sells

Versions

v2.0.3 is what is on the shelf; no release here carries a date. Instructions change more often than APIs do — a skill can be rewritten entirely without anything it depends on moving.

v2.0.3
  • No earlier releases have been published to the marketplace.
Pinning

The install command always fetches the release that is current the day you run it — v2.0.3 today — and cannot ask for an earlier one. The copy on your disk does not change until you run it again.

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