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content-optimizer

Analyzes content for keyword density, meta tags, heading structure, and readability scores.

Install

mkdir -p .claude/skills/content-optimizer && curl -L -o skill.zip "https://agentskills.codes/api/skills/download/9071" && unzip -o skill.zip -d .claude/skills/content-optimizer && rm skill.zip

Installs to .claude/skills/content-optimizer

Activation

This is the description your AI agent reads to decide when to run this skill — the better it matches your request, the more reliably it fires.

On-page SEO optimization techniques including keyword density, meta tags, heading structure, and readability. Use when optimizing existing content or validating new content against SEO requirements.
198 chars✓ has a “when” trigger
Intermediate

Key capabilities

  • Optimize keyword density
  • Validate heading hierarchy
  • Create meta tags
  • Improve readability scores

How it works

The skill evaluates content against specific SEO metrics like keyword density, heading structure, and readability scores.

Inputs & outputs

You give it
Content text
You get back
SEO optimization report and checklist

When to use content-optimizer

  • Optimizing blog meta descriptions
  • Fixing heading hierarchy issues
  • Adjusting keyword density for search rankings

About this skill

plugin: seo updated: 2026-01-20

Content Optimizer

When to Use

  • Optimizing existing content for better rankings
  • Validating new content against SEO requirements
  • Checking keyword density and placement
  • Improving readability scores
  • Creating meta tags

Keyword Density

Target: 1-2% for primary keyword

Calculation:

Density = (Keyword Count / Total Words) x 100

Placement Priorities:

  1. Title/H1 (required)
  2. First 100 words (required)
  3. At least one H2 (recommended)
  4. Conclusion (recommended)
  5. Distributed in body (natural)

Warning Signs:

  • 3% = Keyword stuffing risk

  • <0.5% = Under-optimized
  • Exact match every paragraph = Unnatural

Meta Tag Optimization

Title Tag

  • Length: 50-60 characters
  • Keyword: Near the beginning
  • Format: {Keyword} - {Benefit} | {Brand}
  • Unique per page

Meta Description

  • Length: 150-160 characters
  • Keyword: Include naturally
  • CTA: End with action verb
  • Unique per page

URL Slug

  • Short: 3-5 words
  • Keyword: Include primary
  • Readable: Use hyphens
  • Lowercase only

Heading Structure

Valid Hierarchy:

H1: Page Title (exactly 1)
+-- H2: Main Section
|   +-- H3: Subsection
|   +-- H3: Subsection
+-- H2: Main Section
|   +-- H3: Subsection
+-- H2: Conclusion

Common Errors:

  • Multiple H1 tags
  • Skipping levels (H1 -> H3)
  • Using headings for styling only
  • No keyword in H1

Readability Optimization

Flesch Reading Ease Target: 60-70

ScoreLevelAudience
90-100Very Easy5th grade
80-89Easy6th grade
70-79Fairly Easy7th grade
60-69Standard8th-9th grade
50-59Fairly Difficult10th-12th grade
30-49DifficultCollege
0-29Very DifficultCollege graduate

Improvement Techniques:

  • Shorten sentences (<20 words avg)
  • Shorten paragraphs (2-3 sentences)
  • Replace jargon with plain language
  • Use active voice
  • Add subheadings every 200-300 words
  • Use bullet points for lists

Optimization Checklist

Use this checklist when optimizing content:

  • Primary keyword in title/H1
  • Primary keyword in first 100 words
  • Keyword density 1-2%
  • Meta title 50-60 characters
  • Meta description 150-160 characters with CTA
  • Heading hierarchy valid (H1 -> H2 -> H3)
  • At least 3 internal links
  • At least 1 external authoritative link
  • Flesch score 60-70
  • No paragraphs > 3 sentences
  • Subheadings every 200-300 words

When not to use it

  • Tasks unrelated to SEO optimization

Limitations

  • Keyword density target is 1-2%
  • Paragraphs should not exceed 3 sentences

How it compares

It provides a quantitative checklist and automated validation against SEO standards rather than subjective content review.

Compared to similar skills

content-optimizer side by side with the closest alternatives in the catalog.

SkillInstallsUpdatedSafetyDifficulty
content-optimizer (this skill)06moNo flagsIntermediate
seo-optimizer337moNo flagsIntermediate
seo-content-writer244moNo flagsBeginner
content-creation225moNo flagsBeginner

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