Agent skill

Sun Tzu Strategy Brief

by mohitagw15856 in mohitagw15856/pm-claude-skills

Prepare for a specific contest — a competitive deal, a negotiation, a market entry, a turf fight — using the actual planning framework from Sun Tzu's Art of War: the five factors, the calculations…

MITAuto-check passedSales & Support

Install Sun Tzu Strategy Brief

skills CLI
$ npx skills add mohitagw15856/pm-claude-skills --skill sun-tzu-strategy-brief -a claude-code

Project install by default; add -g for ~/.claude/skills/.

GitHub CLI
$ gh skill install mohitagw15856/pm-claude-skills sun-tzu-strategy-brief --agent claude-code

Project scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).

Manual copy
$ git clone --depth 1 https://github.com/mohitagw15856/pm-claude-skills.git skills-src && mkdir -p .claude/skills && cp -r skills-src/skills/sun-tzu-strategy-brief .claude/skills/sun-tzu-strategy-brief && rm -rf skills-src

Use ~/.claude/skills/ instead of .claude/skills for a personal install. The folder must contain SKILL.md.

Claude Code skills documentation · loads skills from .claude/skills/

Facts

Skill name
sun-tzu-strategy-brief
GitHub stars
1.4k
Token cost
~1.3k tokens
SKILL.md length
581 words
Files
1
Skills in repo
1,348
Repo updated
First seen
Licence
MIT

At a glance

Prepare for a specific contest — a competitive deal, a negotiation, a market entry, a turf fight — using the actual planning framework from Sun Tzu's Art of War: the five factors, the calculations…

  • Facing a competitor head-to-head
  • SKILL.md covers What This Skill Produces, Required Inputs, Framework: the calculations… and Output Format, plus 3 more sections
  • Instructions only: no scripts, shell commands, URLs or credentials in SKILL.md
  • Preparing a bake-off

What it does

Sun Tzu Strategy Brief is an agent skill from mohitagw15856/pm-claude-skills. Prepare for a specific contest — a competitive deal, a negotiation, a market entry, a turf fight — using the actual planning framework from Sun Tzu's Art of War: the five factors, the calculations before battle, and winning without fighting. Use when facing a competitor head-to-head, preparing a bake-off or RFP, entering a rival's market, or picking which fight to have. Produces a strategy brief with a fight/no-fight verdict.

Its SKILL.md is about 1.3k tokens, which your agent loads only when the skill is triggered. It is a single SKILL.md file with no bundled scripts.

It sits in Sales & Support, covering Go-to-market strategy and Proposals and quotes. The repository describes itself as: 1255 professional Agent Skills for Claude, ChatGPT, Gemini, Cursor & Codex — PRDs, postmortems, leases, medical bills, layoffs, go-bags, new countries. Plain markdown, MIT, in… The licence is MIT.

When your agent uses it

  • Facing a competitor head-to-head
  • Preparing a bake-off
  • Entering a rivals market
  • Picking which fight to have

Example prompts

  • “/sun-tzu-strategy-brief”

What it can do on your machine

Read from SKILL.md and the folder at commit 1cbf1f0. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves nothing: there is no allowed-tools line, so your agent's usual permission prompts apply.

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    No scripts in the folder and no shell commands in SKILL.md.

    From the folder's file list and the shell code blocks in SKILL.md.

  • Network

    No URLs in SKILL.md.

    From URLs in SKILL.md, links to its own repository left out.

  • Credentials

    Names no API keys, tokens, secrets or passwords.

    From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.

Context cost

Sun Tzu Strategy Brief loads about 1.3k tokens when it runs. Until then it costs about 113 tokens; SKILL.md has 581 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~113
When it runs · the whole SKILL.md, loaded when a task matches
~1.3k

Estimates: characters ÷ 4, the usual rule of thumb; real counts depend on the model's tokenizer. Scripts and assets cost tokens only if the agent reads them.

Safety

Auto-check passed

The automated check found no risky patterns in SKILL.md.

Automated static check — not a guarantee. Review scripts before installing. It scans the text of SKILL.md for risky patterns (piping downloads into a shell, reading credential files, hidden Unicode, destructive commands); files beside SKILL.md are not scanned.

SKILL.md

The full file from mohitagw15856/pm-claude-skills at commit 1cbf1f0, republished under its MIT licence (© mohitagw15856). 581 words, ~1,271 tokens.

Download SKILL.mdSave it as .claude/skills/sun-tzu-strategy-brief/SKILL.md (or your agent's skills folder).
name
sun-tzu-strategy-brief
description
Prepare for a specific contest — a competitive deal, a negotiation, a market entry, a turf fight — using the actual planning framework from Sun Tzu's Art of War: the five factors, the calculations before battle, and winning without fighting. Use when facing a competitor head-to-head, preparing a bake-off or RFP, entering a rival's market, or picking which fight to have. Produces a strategy brief with a fight/no-fight verdict.

Sun Tzu Strategy Brief Skill

The Art of War's core insight is not aggression — it is that the outcome is mostly decided before the engagement, in the counting-house: the winning general "makes many calculations in his temple ere the battle is fought" (Ch. I, Giles translation). This skill runs those calculations for a modern contest and — the part most strategy decks skip — is willing to conclude don't fight this one.

What This Skill Produces

  • A five-factor assessment of you vs. the opponent for this specific contest
  • The terrain read: what kind of ground this fight is on, and who it favours
  • A win-without-fighting scan: the outcomes that get what you want with no head-to-head at all
  • A fight / reshape / decline verdict with the reasoning shown

Required Inputs

Ask for (if not already provided):

  • The contest: who, over what, decided by whom, by when
  • What winning actually gets you (revenue, the logo, the territory, precedent)
  • Your honest strengths and constraints; the opponent's, as far as known
  • What happens if you simply don't engage

Framework: the calculations (Art of War, Ch. I–IV)

1. The five factors (Ch. I) — score both sides honestly on each:

FactorSun Tzu's termModern translation
Moral influenceTaoDoes each side's team actually believe in this fight? Alignment beats headcount.
HeavenTimingConditions outside anyone's control — budget cycles, market mood, regulation
EarthTerrainWhose home ground is the deal/segment/standard being fought on?
CommandThe generalWho runs each side's effort — empowered operator or committee?
MethodDisciplineProcess and logistics: pricing authority, support capacity, follow-through

2. Know the other and know yourself (Ch. III) — mark each cell of the table as known, assumed, or unknown. The famous line is a probability statement: know both sides and the result holds no fear; know only yourself and you trade wins and losses; know neither and you lose. Count your unknowns before trusting your verdict.

3. Win without fighting (Ch. III) — "supreme excellence consists in breaking the enemy's resistance without fighting" (Giles). Before planning the head-to-head, list at least three no-battle outcomes: reframe the buying criteria, partner instead of compete, concede this deal to own the next segment, change what is being compared.

4. Invincibility first (Ch. IV) — secure what cannot be lost before reaching for what can be won: which existing customers, allies, or territory must be defended while you fight this? An offense that exposes the base is how challengers die.

Show full SKILL.md (179 more words)Show less

Output Format

## The contest
[One paragraph: who, over what, decided by whom, when]

## Five factors
| Factor | Us | Them | Edge | Known/assumed? |

## Unknowns that could flip the verdict
[The assumed/unknown cells, and the cheapest way to convert each to known]

## Three ways to win without fighting
1. … 2. … 3. …

## Verdict: FIGHT / RESHAPE / DECLINE
[Fight: the two factors that decide it and how to press them.
 Reshape: which factor you change before engaging, and how.
 Decline: what you protect instead, and what declining costs.]

## Defend while attacking
[What must not be lost during this, and its guard]

Quality Checks

  • Both columns scored — a brief that only assesses the opponent is scouting, not strategy
  • Every factor cell marked known/assumed/unknown, and the unknown count stated plainly next to the verdict
  • At least three genuine no-battle options, not one padded to three
  • The verdict is one of the three words, committed to — "it depends" is the exact failure this skill exists to prevent
  • Quotes only where exact (Giles translation); otherwise paraphrase with a chapter reference

Anti-Patterns

  • Do not produce war-metaphor decoration on top of an ordinary SWOT — every section should do analytical work the five factors made possible
  • Do not let the user's fighting spirit set the verdict; the book's most-repeated advice is to not fight battles you haven't already won on paper
  • Do not treat colleagues as the "enemy" — this skill is for external contests; internal politics belongs to machiavelli-counsel, and the difference matters
  • Do not skip the defend-while-attacking section because the user is excited

Example Trigger Phrases

  • "Facing a competitor head-to-head."
  • "Prepare a bake-off or RFP."
  • "Entering a rival's market."
  • "Pick which fight to have."

© mohitagw15856, MIT. Rendered from Markdown: HTML in the file is shown as text, images as links, and headings moved down two levels. Raw file

Files

Just SKILL.md in skills/sun-tzu-strategy-brief of mohitagw15856/pm-claude-skills.

Open the folder on GitHubat commit 1cbf1f0

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Doc Coauthoringaws-samples/sample-strands-agent-with-agentcore19540 repos~3.2kAutomated safety check: PassMIT
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No Negative EchoLB623/no-negative-echo900—~965Automated safety check: PassMIT
GEO Service Proposal Generatorzubair-trabzada/geo-seo-claude11k—~3kAutomated safety check: NotesMIT

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Categories

Questions about Sun Tzu Strategy Brief

What does Sun Tzu Strategy Brief do?

Prepare for a specific contest — a competitive deal, a negotiation, a market entry, a turf fight — using the actual planning framework from Sun Tzu's Art of War: the five factors, the calculations…. Sun Tzu Strategy Brief is an agent skill from mohitagw15856/pm-claude-skills. Prepare for a specific contest — a competitive deal, a negotiation, a market entry, a turf fight — using the actual planning framework from Sun Tzu's Art of War: the five factors, the calculations before battle, and winning without fighting.

When should I use Sun Tzu Strategy Brief?

Sun Tzu Strategy Brief fits situations like: facing a competitor head-to-head; preparing a bake-off; entering a rivals market; picking which fight to have.

How do I install Sun Tzu Strategy Brief in Claude Code?

Run `npx skills add mohitagw15856/pm-claude-skills --skill sun-tzu-strategy-brief -a claude-code`. Or copy the skill folder (skills/sun-tzu-strategy-brief in mohitagw15856/pm-claude-skills) into .claude/skills/sun-tzu-strategy-brief in your project. Claude Code loads it when a task matches its description.

How do I install Sun Tzu Strategy Brief in Codex?

Run `npx skills add mohitagw15856/pm-claude-skills --skill sun-tzu-strategy-brief -a codex`. Or copy the skill folder (skills/sun-tzu-strategy-brief in mohitagw15856/pm-claude-skills) into .agents/skills/sun-tzu-strategy-brief in your project. Codex loads it when a task matches its description.

Can I use Sun Tzu Strategy Brief in Cursor, Gemini CLI or GitHub Copilot?

Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add mohitagw15856/pm-claude-skills --skill sun-tzu-strategy-brief -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/sun-tzu-strategy-brief, .gemini/skills/sun-tzu-strategy-brief, .github/skills/sun-tzu-strategy-brief and .opencode/skills/sun-tzu-strategy-brief in your project.

What does Sun Tzu Strategy Brief need to run?

SKILL.md names no scripts, command-line tools or credentials: Sun Tzu Strategy Brief is instructions for the agent only.

Does Sun Tzu Strategy Brief access the network?

SKILL.md contains no URLs. Any network use would come from the scripts or tools the agent runs. This is read from the text; nothing was executed.

Is Sun Tzu Strategy Brief safe to install?

Our automated static check of SKILL.md found no risky patterns, such as piping downloads into a shell, reading credential files or hidden Unicode. It is not a guarantee. Review the folder before installing.

What licence does Sun Tzu Strategy Brief use?

Sun Tzu Strategy Brief is published under the MIT licence (the repository's licence). It allows redistribution, so the full SKILL.md is shown on this page.

How many tokens does Sun Tzu Strategy Brief use?

About 1.3k tokens (SKILL.md is roughly 5.1k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full.

What are the alternatives to Sun Tzu Strategy Brief?

Skills that share tags, products or a category with Sun Tzu Strategy Brief: Business Growth Skills (alirezarezvani/claude-skills, 28k stars), Doc Coauthoring (aws-samples/sample-strands-agent-with-agentcore, 195 stars), Audit Onboarding Proposal (hoangnb24/repository-harness, 1.2k stars) and No Negative Echo (LB623/no-negative-echo, 900 stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Sun Tzu Strategy Brief?

mohitagw15856 (a GitHub user) maintains it in mohitagw15856/pm-claude-skills, which has 1,434 GitHub stars. The repository holds 1,348 skills in this directory. The repository was last updated on October 9, 2026.

Source: mohitagw15856/pm-claude-skills on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.