Agentic PlaybookAgentic product lifecycle
mxa-audit-performance
Core Web Vitals and their causes, with lab and field never conflated and unmeasured metrics reported rather than estimated.
- Scores Core Web Vitals and names the causes, not only the timings
- Reads lab and field data, and explains why they disagree
- Produces an exec summary and an internal fix spec
- Works the spec, then confirms each fix landed
Works with
The outside tools and connectors this skill drives.
- Lighthouse and the Chrome UX Report· our default
- WebPageTest
- Vercel Speed Insights
The first is what we reach for on our own projects. A project that already uses one of the others keeps it, and the skill works with that instead.