30x-seo-content-audit

30x-seo-content-audit is a skill for Claude Code from norahe0304-art/30x-seo. It costs 68 tokens per session (2,144 once invoked), scanned A, original, MIT.

A content-quality audit covering regular search ranking factors and whether AI search systems can understand and cite a page. E-E-A-T means experience, expertise, authoritativeness, and trustworthiness.

In plain words
What is it for?
Use it to review author credibility, original evidence, structure, keywords, citations, backlinks, contact details, reviews, and other trust signals.
Why use it?
It helps explain why content may be weak in search results or unlikely to be cited by tools such as ChatGPT or Perplexity.

Skill for Claude Code

Written for Claude Code: allowed-tools in frontmatter. Also seen: mentions CLAUDE.md.

Good fit Use it to review author credibility, original evidence, structure, keywords, citations, backlinks, contact details, reviews, and other trust signals.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/norahe0304-art/30x-seo/30x-seo-content-audit
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add norahe0304-art/30x-seo --skill 30x-seo-content-audit
Clone the repo
git clone --depth 1 https://github.com/norahe0304-art/30x-seo

Made for: Claude Code.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for 30x-seo-content-audit

README.md
[![agentmods](https://agentmods.dev/badge/skills/norahe0304-art/30x-seo/30x-seo-content-audit/github.svg)](https://agentmods.dev/skills/norahe0304-art/30x-seo/30x-seo-content-audit)
Your own site
<a href="https://agentmods.dev/skills/norahe0304-art/30x-seo/30x-seo-content-audit"><img src="https://agentmods.dev/badge/skills/norahe0304-art/30x-seo/30x-seo-content-audit/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for 30x-seo-content-audit

Your own site · 80×15
<a href="https://agentmods.dev/skills/norahe0304-art/30x-seo/30x-seo-content-audit"><img src="https://agentmods.dev/badge/skills/norahe0304-art/30x-seo/30x-seo-content-audit.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 68 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 2,144 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00068 $0.02144
Opus 5.5 $0.00027 $0.00858
Sonnet 5.5 $0.00014 $0.00429
Haiku 4.5 $0.00007 $0.00214

Measured 1mo ago against content hash 8c1ef37b0a1d, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

30x-seo-content-audit scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 1mo ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

skills/30x-seo-content-audit/SKILL.md · 250 lines

How it starts

The opening of the file, as written. The whole thing — 250 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Content Quality Audit

Check both traditional SEO (E-E-A-T) and AI search (citability)

Two Dimensions

Dimension Goal Key Metrics
Traditional SEO Google rankings E-E-A-T score, keywords, structure
AI Citability ChatGPT/Perplexity citations Extractability, authority signals, third-party presence

Part 1: Traditional SEO - E-E-A-T Analysis

E-E-A-T Framework (updated Sept 2025 QRG)

Read seo/references/eeat-framework.md for full criteria.

Experience (first-hand signals)

  • Original research, case studies, before/after results
  • Personal anecdotes, process documentation
  • Unique data, proprietary insights
  • Photos/videos from direct experience

Expertise

  • Author credentials, certifications, bio
  • Professional background relevant to topic
  • Technical depth appropriate for audience
  • Accurate, well-sourced claims

Authoritativeness

  • External citations, backlinks from authoritative sources
  • Brand mentions, industry recognition
  • Published in recognized outlets
  • Cited by other experts

Trustworthiness

  • Contact information, physical address
  • Privacy policy, terms of service
  • Customer testimonials, reviews
  • Date stamps, transparent corrections
  • Secure site (HTTPS)

Content Metrics

Word Count Analysis

Compare against page type minimums:

Page Type Minimum
Homepage 500
Service page 800
Blog post 1,500
Product page 300+ (400+ for complex products)
Location page 500-600

Important: These are topical coverage floors, not targets. Google has confirmed word count is NOT a direct ranking factor. The goal is comprehensive topical coverage — a 500-word page that thoroughly answers the query will outrank a 2,000-word page that doesn't. Use these as guidelines for adequate coverage depth, not rigid requirements.

Readability

  • Flesch Reading Ease: target 60-70 for general audience

Note: Flesch Reading Ease is a useful proxy for content accessibility but is NOT a direct Google ranking factor. John Mueller has confirmed Google does not use basic readability scores for ranking. Yoast deprioritized Flesch scores in v19.3. Use readability analysis as a content quality indicator, not as an SEO metric to optimize directly.

  • Grade level: match target audience
  • Sentence length: average 15-20 words
  • Paragraph length: 2-4 sentences

Read the full file on GitHub · 250 lines

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 1mo ago First seen · 250 lines · 68 tokens per session scan A 8c1ef37b0a1d

Subscribe to this mod's changes

30x-seo-content-audit is a skill published in the GitHub repository norahe0304-art/30x-seo (56 stars, last pushed 7mo ago), licensed MIT. It adds 68 tokens to every session and 2,144 once invoked, about $0.0003 per session on Opus 5.5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.

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