Expert guidance for designing statistically valid A/B tests and experiments.
Automate repetitive workflows and reduce manual effort
Example: Generate reports, summarize documents, draft communications
Save 3-5 hours per week on routine tasks
Learn new skills, understand complex topics, get expert guidance
Example: Explain concepts, provide examples, suggest learning resources
Accelerate learning and skill development by 2x
Enhance output quality through reviews, suggestions, and refinements
Example: Review drafts, suggest improvements, catch errors
Improve work quality by 30-40% with less effort
Time estimate: 15-45 minutes depending on use case complexity
Prerequisites
Submit your Claude Code skill and start earning
epx add coreyhaines31/marketingskills --skill ab-test-setupCompatible with
Supported agents
Provides a structured hypothesis framework, sample size calculations, and metrics selection (primary, secondary, guardrail) to ensure rigorous test design
Covers test types (A/B, A/B/n, MVT, split URL), traffic allocation strategies, and implementation approaches (client-side vs. server-side)
Includes pre-launch checklists, guidance on avoiding common pitfalls like early peeking, and frameworks for analyzing
AI-first code editor with Composer
Before installing skills in Cursor, ensure your development environment meets these requirements:
node --versionab-test-setupExecute the skills CLI command in your project's root directory to begin installation:
epx add coreyhaines31/marketingskills --skill ab-test-setupFetches ab-test-setup from coreyhaines31/marketingskills and configures it for Cursor.
The CLI shows a list of agents. Use arrow keys and space to select Cursor:
Confirm successful installation by checking the skill directory location:
.cursor/skills/ab-test-setup
Restart Cursor to activate ab-test-setup. Access via /ab-test-setupin your agent's command palette.
Learn more:View source on GitHubSkills CLI docsAbout CursorWhat are agent skills?
Steps
Common Pitfalls
✓ Do
✗ Don't
💡 Pro Tips
✓ Use when
Use when skill capabilities match your task, clear ROI on time saved, and you can validate outputs. Best for repetitive tasks, learning, and quality improvement.
✗ Avoid when
Avoid when task requires deep expertise you can't validate, involves sensitive decisions, or when learning process is more valuable than speed of completion.
signup-flow-cro
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Solid pick for teams standardizing on skills: ab-test-setup is focused, and the summary matches what you get after install.
ab-test-setup fits our agent workflows well — practical, well scoped, and easy to wire into existing repos.
ab-test-setup is among the better-maintained entries we tried; worth keeping pinned for repeat workflows.
Keeps context tight: ab-test-setup is the kind of skill you can hand to a new teammate without a long onboarding doc.
Solid pick for teams standardizing on skills: ab-test-setup is focused, and the summary matches what you get after install.
Useful defaults in ab-test-setup — fewer surprises than typical one-off scripts, and it plays nicely with `npx skills` flows.
Registry listing for ab-test-setup matched our evaluation — installs cleanly and behaves as described in the markdown.
Keeps context tight: ab-test-setup is the kind of skill you can hand to a new teammate without a long onboarding doc.
I recommend ab-test-setup for anyone iterating fast on agent tooling; clear intent and a small, reviewable surface area.
We added ab-test-setup from the explainx registry; install was straightforward and the SKILL.md answered most questions upfront.
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