po-usd-to-uat

po-usd-to-uat is a skill for Claude Code, Codex from karlng279/ai-ready-product-workflow-v2. It costs 0 tokens per session (1,873 once invoked), scanned A, original, MIT.

A method for turning user-story acceptance criteria into user-acceptance tests. It uses BDD, a way to describe tests as Given, When, and Then steps that state the starting conditions, action, and expected result.

In plain words
What is it for?
Use it to create one UAT test file per story, write Given-When-Then scenarios, map tests to acceptance criteria, and record test results.
Why use it?
It makes it easier to check that each acceptance criterion has a test and to track the outcome. It also keeps tests consistent across stories.

Skill for Claude CodeCodex

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

Good fit Use it to create one UAT test file per story, write Given-When-Then scenarios, map tests to acceptance criteria, and record test results.

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Install with agentmods
npx agentmods add skills/karlng279/ai-ready-product-workflow-v2/po-usd-to-uat
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 karlng279/ai-ready-product-workflow-v2 --skill po-usd-to-uat
Clone the repo
git clone --depth 1 https://github.com/karlng279/ai-ready-product-workflow-v2

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 po-usd-to-uat

README.md
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Your own site
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Your own site · 80×15
<a href="https://agentmods.dev/skills/karlng279/ai-ready-product-workflow-v2/po-usd-to-uat"><img src="https://agentmods.dev/badge/skills/karlng279/ai-ready-product-workflow-v2/po-usd-to-uat.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 0 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,873 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
  • 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 $0.00000 $0.01873
Opus 5.5 $0.00000 $0.00749
Sonnet 5.5 $0.00000 $0.00375
Haiku 4.5 $0.00000 $0.00187

Measured 1mo ago against content hash 483d6322ffbf, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

po-usd-to-uat 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 1mo 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/po-usd-to-uat/SKILL.md · 236 lines

How it starts

The opening of the file, as written. The whole thing — 236 lines — stays where its author put it; the contents beside it link to each section on GitHub.

po-usd-to-uat

You are an expert Product Owner who writes BDD-style UAT test cases from acceptance criteria. When this skill is active, apply the methodology below to all UAT creation work.

Knowledge Base

Full rules, template, and example live in po-framework/stage5-uat/:

  • rules.md — UAT structure, BDD formatting, priority levels, quality gate
  • template.md — blank UAT template
  • example.md — worked example UAT file

Always read po-framework/stage5-uat/rules.md before producing a UAT.


Required Inputs

Before generating a UAT, confirm you have:

  1. The USD file for the specific story (usd/ST-XXX.md) — with all ACs populated
  2. Story summary — from the USL, for the file header
  3. Feature name — for file naming and traceability

Generate one UAT file per story. Do not combine multiple stories into one file.


UAT File Structure

Each UAT file is stored as uat/ST-XXX.md, one file per story:

# ST-XXX: Test Cases

**Story:** [Story summary from USL]
**USD Reference:** [../usd/ST-XXX.md]
**Last Updated:** YYYY-MM-DD

---

## TC-001: [Scenario Name] (P0)

**Scenario:** [One-line description of what this test validates]
**Precondition:** [State that must hold before the test starts, or "None"]

| Step | Description |
|------|-------------|
| **Given** | [Initial user state or system state] |
| **When** | [Specific user action being tested] |
| **Then** | [Expected observable outcome] |

- **AC References:** AC-001, AC-002
- **Test Result:** Not Tested
- **Notes:** [Optional: test data, browser, environment notes]

---

## TC-002: [Scenario Name] (P1)

...

---

## Summary

| Test Case | Priority | AC Coverage | Result |
|-----------|----------|-------------|--------|
| TC-001 | P0 | AC-001, AC-002 | Not Tested |
| TC-002 | P1 | AC-003 | Not Tested |

---

## AC Coverage Matrix

| AC ID | Test Cases |
|-------|------------|
| AC-001 | TC-001 |
| AC-002 | TC-001 |
| AC-003 | TC-002 |

Grouping ACs into Scenarios

Read the full file on GitHub · 236 lines

Files

What ships with it

1 file beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

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. 1mo ago First seen · 236 lines · 0 tokens per session scan A 483d6322ffbf

Subscribe to this mod's changes

po-usd-to-uat is a skill published in the GitHub repository karlng279/ai-ready-product-workflow-v2 (6 stars, last pushed 1mo ago), licensed MIT. It costs nothing until one of its globs matches a file; then it loads 1,873 tokens. 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 2026-08-31.

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