Kappaemme-git/codex-startup-pressure-test-skill on GitHub: JavaScript, AI Engineering, Prompt & Scaffold, Planning, Productivity, Skills, System prompts.
Kappaemme-git/codex-startup-pressure-test-skill is ranked 5,956 with 991 stars.
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Kappaemme-git/codex-startup-pressure-test-skill is ranked 5,956 among these 8 peers; langwatch/scenario is ranked 5,954.
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Key parameters and specifications
Key parameters and specifications| Parameter | Value |
|---|
| Language | JavaScript |
|---|
| Category | AI Engineering |
|---|
| Subcategory | Prompt & Scaffold |
|---|
| Keywords | Planning, Productivity, Skills, System prompts |
|---|
| Stars | 991 |
|---|
| Forks | 89 |
|---|
| Contributors | 1 |
|---|
| Created date | 2026-05-03 |
|---|
| Updated date | 2026-10-15 |
|---|
| Stars in 1 day | 1 |
|---|
| Stars in 7 days | 1 |
|---|
| Rank | 5,956 |
|---|
| Previous rank | 12,128 |
|---|
| Rank change | 6,172 |
|---|
| 7-day stars rank | 10,336 |
|---|
| Previous 7-day stars rank | 17,369 |
|---|
| 7-day stars rank change | 7,033 |
|---|
| Total stars rank | 11,221 |
|---|
| Previous total stars rank | 11,216 |
|---|
| Total stars rank change | -5 |
|---|
README summary
Codex Startup Pressure Test Skill A Codex skill to brutally pressure-test startup ideas before you waste time building the wrong thing. Give Codex a startup idea and it returns a compact founder-style diagnosis: verdict, scorecard, core assumption, fatal flaws, problem reality, competition, first customer moves, and a 2-week MVP direction. What It Does Finds the core assumption Exposes fatal flaws Checks if the problem is real Maps current behavior and real competitors Plans first 10 customer moves
Defines a 2-week MVP test Gives a direct strong / weak / pivot verdict Installation This installs the skill into: Then restart Codex so it can discover the skill. Usage After installation, restart Codex and use the skill inside Codex prompts. Basic pressure test: Brutal version: Problem validation: Competition mapping: First 10 customers: MVP plan: Deep report: If you only invoke the skill without an idea, it will ask for the startup idea, target customer, and what the customer should do
or pay for. Modes : core assumption, fatal flaws, direct verdict : real pain, early adopter, validation criteria : current behavior, direct/indirect competitors, switching cost : manual traction plan : smallest 2-week MVP test : compact all-in-one diagnosis Output Default output is compact: Manual Installation Clone the repository: Copy the skill into your Codex skills directory: Restart Codex. Troubleshooting If Codex does not recognize , restart Codex after installing. Check that the skill exists: You should see: License MIT
Frequently asked questions
How many stars and forks are recorded?
Kappaemme-git/codex-startup-pressure-test-skill has 991 stars and 89 forks.
What is the repository rank?
Kappaemme-git/codex-startup-pressure-test-skill is ranked 5,956.
What language and category are recorded?
Kappaemme-git/codex-startup-pressure-test-skill has 991 stars, uses JavaScript and belongs to AI Engineering.
Which repository is closest in rank?
Kappaemme-git/codex-startup-pressure-test-skill is compared with langwatch/scenario, ranked 5,954 with 993 stars.
Codex Startup Pressure Test Skill
A Codex skill to brutally pressure-test startup ideas before you waste time building the wrong thing.
Give Codex a startup idea and it returns a compact founder-style diagnosis: verdict, scorecard, core assumption, fatal flaws, problem reality, competition, first customer moves, and a 2-week MVP direction.
What It Does
- Finds the core assumption
- Exposes fatal flaws
- Checks if the problem is real
- Maps current behavior and real competitors
- Plans first 10 customer moves
- Defines a 2-week MVP test
- Gives a direct strong / weak / pivot verdict
Installation
npx --yes codex-startup-pressure-test-skill@latest
This installs the skill into:
~/.codex/skills/startup-pressure-test
Then restart Codex so it can discover the skill.
Usage
After installation, restart Codex and use the skill inside Codex prompts.
Basic pressure test:
Use $startup-pressure-test to pressure-test this startup idea:
A tool that turns local videos into short clips with local captions for indie hackers and creators posting product demos.
Brutal version:
Use $startup-pressure-test to brutally test this startup idea:
...
Problem validation:
Use $startup-pressure-test to validate whether this idea solves a real problem people pay for:
...
Competition mapping:
Use $startup-pressure-test to map the real competition for this idea:
...
First 10 customers:
Use $startup-pressure-test to find the first 10 customers for this idea:
...
MVP plan:
Use $startup-pressure-test to build a 2-week MVP plan for this idea:
...
Deep report:
Use $startup-pressure-test to do a deep full report on this startup idea:
...
If you only invoke the skill without an idea, it will ask for the startup idea, target customer, and what the customer should do or pay for.
Modes
pressure-test: core assumption, fatal flaws, direct verdictproblem-validation: real pain, early adopter, validation criteriacompetition-map: current behavior, direct/indirect competitors, switching costfirst-10-customers: manual traction planmvp-plan: smallest 2-week MVP testfull: compact all-in-one diagnosis
Output
Default output is compact:
Verdict
Scorecard
Core Assumption
Fatal Flaws
Problem Reality
Competition
First 10 Customers
MVP
Manual Installation
Clone the repository:
git clone https://github.com/Kappaemme-git/codex-startup-pressure-test-skill.git
Copy the skill into your Codex skills directory:
mkdir -p ~/.codex/skills
cp -R codex-startup-pressure-test-skill/startup-pressure-test ~/.codex/skills/startup-pressure-test
Restart Codex.
Troubleshooting
If Codex does not recognize $startup-pressure-test, restart Codex after installing.
Check that the skill exists:
ls ~/.codex/skills/startup-pressure-test
You should see:
SKILL.md
agents/
references/
License
MIT