其他

core-web-vitals

kostja94/market…g-skills

When the user wants to optimize Core Web Vitals, fix LCP, INP, or CLS issues. Also use when the user mentions "Core Web Vitals," "CWV," "LCP," "INP," "CLS," "FID," "page speed," "page performance," "Largest Contentful Paint," "Interaction to Next Paint," "Cumulative Layout Shift," or "Page Experience." For GSC CWV, use google-search-console.

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安装命令

npx skills add https://github.com/kostja94/marketing-skills --skill core-web-vitals

SKILL.md

SEO Technical: Core Web Vitals

Guides optimization of Core Web Vitals (CWV)—Google's user experience metrics that affect search ranking. CWV are confirmed ranking factors for mobile and desktop.

When invoking: On first use, if helpful, open with 1–2 sentences on what this skill covers and why it matters, then provide the main output. On subsequent use or when the user asks to skip, go directly to the main output.

Scope (Technical SEO)

  • LCP (Largest Contentful Paint): Loading performance; time to render largest content element
  • INP (Interaction to Next Paint): Responsiveness; replaced FID on March 12, 2024
  • CLS (Cumulative Layout Shift): Visual stability; unexpected layout shifts

Target Thresholds (75th percentile, field data)

Metric Target Good Needs Improvement Poor
LCP ≤2.5s ≤2.5s 2.5–4.0s >4.0s
INP ≤200ms ≤200ms 200–500ms >500ms
CLS <0.1 ≤0.1 0.1–0.25 >0.25