Writing Persona Traits Agent Skill

Defines and combines distinct author personas using a modular Trait DNA library for consistent, high-quality content creation.

Context cost
18.9k tokensestimated from the bundle, loaded when it triggers
Bundle
17 files · 75.8 kBtext throughout, nothing executable
Licence
not declarednone named by its author
Last change
—v2.0.0
Servers it uses
Noneruns standalone

What it does

고유한 저자 페르소나를 구성하기 위한 특성 DNA 라이브러리. 목소리 패턴(격식체, 대화체, 서사체, 기술체), 전문성 영역(아키텍처, 구현, 산업, 교육), 관점 스타일(분석적, 경험적, 비판적, 비전적), 어조 특성(권위적, 공감적, 도발적, 양육적)을 포함한다. 페르소나를 정의하거나 커스터마이징할 때, 저자 특성을 이해할 때, 콘텐츠 전반에 일관된 특성을 적용할 때 사용한다.

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.

contentwriting

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.md13.5 kB · preview
--- name: traits allowed-tools: Read Grep Glob metadata: version: "2.0.0" status: "active" ---
10# 특성 DNA 라이브러리 (Trait DNA Library)
11
12## 빠른 참조
13
14### 목적
15
16특성 DNA 라이브러리는 고유한 저자 페르소나를 만들기 위한 조합 가능한 구성 요소를 제공한다. 각 특성은 조합하여 독특한 저자 목소리를 형성할 수 있는 특정 글쓰기 특징을 정의한다.
17
18### 핵심 특성 카테고리
19
20목소리 패턴 (Voice Patterns):
21- 격식체 (Formal): 학술적이고 권위있는 선언형 스타일 (한다체)
22- 대화체 (Conversational): 캐주얼하고 친근한 대화 스타일 (구어체)
23- 서사체 (Narrative): 이야기 중심의 성찰적 스타일 (서사체)
24- 기술체 (Technical): 정밀하고 명세 중심의 스타일
25
26전문 영역 (Expertise Domains):
27- 아키텍처 (Architecture): 시스템 설계와 패턴
28- 구현 (Implementation): 실용적인 코딩과 개발
This is a preview of SKILL.md. Download or install the skill to get the whole thing.
In the file
SKILL.md1,548 words
Files17
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.

≈80
always loaded
The name and description, so the model knows the skill exists and when to reach for it.
18,870
on trigger
The instruction body and 16 supporting files, read only when the skill fires.
9.5%
of a 200k window
Ten skills this size would take about 95% of the window before you open a file.
050k100k150k200k context window

18.9k 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.

It writes no files and reaches no network. All it changes is how the model reasons and writes.

What it asks for
Writes filesno
Network accessno

Read from the allowed-tools line of this skill’s own SKILL.md. 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

17 files, 75.8 kB on disk. A bundle is text throughout: the instructions the model reads, plus the templates it fills in.

  • SKILL.md13.5 kB
  • modules/expertise-architecture.md7.2 kB
  • modules/expertise-education.md4.2 kB
  • modules/expertise-implementation.md4.1 kB
  • modules/expertise-industry.md4.2 kB
  • modules/perspective-analytical.md2.3 kB
  • modules/perspective-critical.md4.1 kB
What is not in it

No dependencies and nothing executable: a skill is text the agent reads, so the bundle is 17 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.

# Writing Persona Traits · 18.9k tokens when loaded · macOS, Linux mkdir -p .claude/skills && t=$(mktemp -d) && curl -fsSL -o "$t/bundle.tar.gz" https://mcprush.com/api/skills/writing-persona-traits/bundle.tar.gz && tar -xzf "$t/bundle.tar.gz" -C "$t" && [ -d "$t/writing-persona-traits" ] && { [ ! -e .claude/skills/writing-persona-traits ] || { mv .claude/skills/writing-persona-traits "$t/.previous" && echo "Previous copy moved to $t/.previous"; }; } && mv "$t/writing-persona-traits" .claude/skills/ && echo "Installed .claude/skills/writing-persona-traits"
On Windows, or any OS with Node 20+
npx mcprush@latest skill add modu-ai/writing-persona-traits

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/writing-persona-traits/ 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/writing-persona-traits/bundle.tar.gz && tar -xzf "$t/bundle.tar.gz" -C "$t" && [ -d "$t/writing-persona-traits" ] && { [ ! -e ~/.claude/skills/writing-persona-traits ] || { mv ~/.claude/skills/writing-persona-traits "$t/.previous" && echo "Previous copy moved to $t/.previous"; }; } && mv "$t/writing-persona-traits" ~/.claude/skills/ && echo "Installed ~/.claude/skills/writing-persona-traits" (macOS, Linux) — or add --global to the npx line. The curl line replaces .claude/skills/writing-persona-traits/ 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. It appears as traits in Gemini CLI, Codex, Copilot and Grok (its own name); Claude Code lists it by the folder name, writing-persona-traits.

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
Version2.0.0
Publishedno release date on file
PriceFree
Referencemodu-ai/writing-persona-traits

Versions

v2.0.0 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.

v2.0.0
  • 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 — v2.0.0 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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