Core Web Vitals

Name: Core Web Vitals
Author: addyosmani

Optimize Core Web Vitals (LCP, INP, CLS) for better page experience using field and lab evidence. Use when asked to "improve Core Web Vitals", "fix LCP", "reduce CLS", "optimize INP", "page…

Skill2.9k stars on addyosmani/web-quality-skills · shared by 6 skills

Install

Use it in

Terminal is for Claude Code, Codex, Cursor and Copilot.

core-web-vitals.zipMIT license included

Download .zip

In Claude, open Customize › Skills.
Click +, then Create skill › Upload a skill.
Upload the .zip as it is. No need to unzip it.

Packed by SkillHub from addyosmani/web-quality-skills, always the latest version. On a phone: download now, upload later from a computer.

About

Optimize Core Web Vitals (LCP, INP, CLS) for better page experience using field and lab evidence. Use when asked to "improve Core Web Vitals", "fix LCP", "reduce CLS", "optimize INP", "page…

core-web-vitals
skill
addyosmani

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Core Web Vitals

Install

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Core Web Vitals

Install

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