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our-claude-skills/.claude/commands/seo-core-web-vitals.md
Andrew Yim 6a10ce1333 docs: sync README, CLAUDE.md, AGENTS.md with latest skill changes
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Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-03-21 12:52:59 +09:00

1.2 KiB

description
description
Core Web Vitals analyzer using PageSpeed Insights API (LCP, CLS, INP, FID)

SEO Core Web Vitals

PageSpeed Insights API client for CWV measurement and recommendations.

Triggers

  • "Core Web Vitals", "page speed"
  • "LCP", "CLS", "INP", "performance audit"

Quick Start

export PAGESPEED_API_KEY=your_api_key
python scripts/pagespeed_client.py --url https://example.com
python scripts/pagespeed_client.py --url https://example.com --strategy both
python scripts/pagespeed_client.py --urls urls.txt --output results.json

CWV Thresholds

Metric Good Poor
LCP <=2.5s >4s
FID <=100ms >300ms
CLS <=0.1 >0.25
INP <=200ms >500ms

Common Fixes

Issue Fix
Large LCP Optimize images, preload critical resources
High CLS Set image dimensions, avoid injected content
Poor INP Reduce JavaScript, optimize event handlers
Slow TTFB Improve server response, use CDN

Rate Limits

  • No API key: 25/day; With key: 25,000/day

Notion Output

  • Database: 2c8581e5-8a1e-8035-880b-e38cefc2f3ef
  • Korean report, Audit ID: [TYPE]-YYYYMMDD-NNN