suede-ab-testing SKILL.md skillA

suede-ab-testing from jasoncolapietro/suede-creator-skills is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add jasoncolapietro/suede-creator-skills/suede-ab-testing@v2.0.0

Pins v2.0.0 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
jasoncolapietro/suede-creator-skills
Path
skills/suede-ab-testing/SKILL.md
Versions recorded
4
Latest version
v2.0.0, committed Oct 3, 2026
First version recorded
Jul 28, 2026
Size
14,464 bytes
Repository stars
128
License
MIT

Suede-owned experimentation discipline for hypotheses, sample sizing, test duration, significance, and repeatable experiment programs. Use when comparing variants, deciding whether a result is reliable, or building an experiment backlog and cadence. NOT FOR: analytics instrumentation (use suede-analytics), post-click conversion diagnosis (use suede-site-alchemy), or writing the variant copy itself (use suede-copy).

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# Suede A/B Test Setup

Use this Suede experimentation playbook to design tests that produce statistically valid, actionable results.

## The Iron Law

```
Predeclare three things before a test launches: sample per variant,
minimum duration, and the decision rule: and read the result only once
all three are satisfied. A result read before then is preliminary.
Never a winner.
```

- **Sample per variant**: the Sample Size table below, or a calculator run on your actual baseline.
- **Minimum duration**: 1 full week (day-of-week variation), 2 business cycles (B2B), through paydays (e-commerce): see the "Minimum Duration Rules" section of [references/sample-size-guide.md](references/sample-size-guide.md).
- **Decision rule**: which metric, at which threshold, decides the call: written down before launch, not after.

Two carve-outs, and only these two:

- A **predeclared sequential or always-valid design** may look early under its own stopping rule (see "Sequential Testing" in the sample-size guide). Declaring it sequential after the peek does not count.
- A **guardrail-triggered stop for harm** is a stop, not a winner call. Kill the variant, report no result.

## Initial Assessment
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add jasoncolapietro/suede-creator-skills/suede-ab-testing@sha256:f2effe4f27bb1c05

The line at the top of this page pins the label v2.0.0, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_amrula6q4tkbspwt.svg)](https://markdownregistry.com/a/art_amrula6q4tkbspwt)

4 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 4 versions of this file, between Jul 28, 2026 and Oct 3, 2026, about one every 23 days.

versioncommittedcommitsizeaudit
v2.0.0 latest2026-10-03 f65c7bc 14,464 BA view · diff
v2.0.02026-08-15 1163506 14,525 BA view · diff
v2.0.02026-07-28 189ae51 11,386 BA view · diff
v2.0.02026-07-28 f4e0b20 11,353 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (14464 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

jasoncolapietro/suede-creator-skills · 128 stars · license MIT · pushed 2026-10-20 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_amrula6q4tkbspwt
GET https://markdownregistry.com/api/v1/resolve?ref=jasoncolapietro/suede-creator-skills/suede-ab-testing
GET https://markdownregistry.com/api/v1/blob/f2effe4f27bb1c0578add10e29265aa0c00619d07f39919d8aaa5c99ec7c3310

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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