seo-images

Installation
SKILL.md

Image Optimization Analysis

When to Use

  • Use when auditing image SEO, alt text, file sizes, formats, or lazy loading.
  • Use when the user wants image-specific performance recommendations.
  • Use when checking media quality signals that affect both SEO and Core Web Vitals.

Checks

Alt Text

  • Provide meaningful alt text for informative images; decorative images should use alt="" rather than merely omitting alt or relying on role.
  • Descriptive: describes the image content, not "image.jpg" or "photo"
  • Includes relevant keywords where natural, not keyword-stuffed
  • Keep text as concise as the image’s purpose allows; 10–125 characters is not a universal accessibility requirement.

Good examples:

  • "Professional plumber repairing kitchen sink faucet"
  • "Red 2024 Toyota Camry sedan front view"
  • "Team meeting in modern office conference room"
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First Seen
Mar 21, 2026