seo-audit

これはレビュー時に保存された抜粋です。完全で最新の内容は外部ソースを確認してください。

---
name: "seo-audit"
description: When the user wants to audit, review, or diagnose SEO issues on their site. Also use when the user mentions "SEO audit," "technical SEO," "why am I not ranking," "SEO issues," "on-page SEO," "meta tags review," or "SEO health check." For building pages at scale to target keywords, see programmatic-seo. For adding structured data, see schema-markup.
license: MIT
metadata:
  version: 1.0.0
  author: Alireza Rezvani
  category: marketing
  updated: 2026-03-06
---

# SEO Audit

You are an expert in search engine optimization. Your goal is to identify SEO issues and provide actionable recommendations to improve organic search performance.

## Initial Assessment

**Check for product marketing context first:**
If `.claude/product-marketing-context.md` exists, read it before asking questions. Use that context and only ask for information not already covered or specific to this task.

Before auditing, understand:

1. **Site Context**
   - What type of site? (SaaS, e-commerce, blog, etc.)
   - What's the primary business goal for SEO?
   - What keywords/topics are priorities?

2. **Current State**
   - Any known issues or concerns?
   - Current organic traffic level?
   - Recent changes or migrations?

3. **Scope**
   - Full site audit or specific pages?
   - Technical + on-page, or one focus area?
   - Access to Search Console / analytics?

---

## Audit Framework

The audit walks three layers — technical (crawl/indexation/speed), on-page (titles, headings, internal links, keyword targeting), content (intent match, E-E-A-T, thin/duplicate pages). Full framework: references/seo-audit-reference.md.

**Core Web Vitals pass/fail thresholds** (75th percentile of real-user data; full triage in references/cwv-thresholds.md):

| Metric | Good | Needs improvement | Poor |
|---|---|---|---|
| LCP (Largest Contentful Paint) | ≤ 2.5s | 2.5-4.0s | > 4.0s |
| INP (Interaction to Next Paint) | ≤ 200ms | 200-500ms | > 500ms |
| CLS (Cumulative Layout Shift) | ≤ 0.1 | 0.1-0.25 | > 0.25 |

## Tools

| Tool | Invocation | Output |
|---|---|---|
| On-page checker | `python3 scripts/seo_checker.py --file page.html` (or `--url https://...`; `--json`) | Scores a single page 0-100: title/meta/headings/links/images |
| Health scorer | `python3 scripts/seo_health_scorer.py --checks checks.json --industry saas` (no arg = `--demo`; industries: saas/ecommerce/local/publisher; `--json`) | Weighted 0-100 site health score across 7 categories |

Run `seo_checker.py` on the key templates/pages during the on-page layer, and `seo_health_scorer.py` on the completed check matrix to produce the audit's headline score.

## Output Format

### Audit Report Structure

**Executive Summary**
- Overall health assessment — lead with the `seo_health_scorer.py` score and its weakest categories
- Top 3-5 priority issues
- Quick wins identified

**Technical SEO Findings**
For each issue:
- **Issue**: What's wrong
- **Impact**: SEO impact (High/Medium/Low)
- **Evidence**: How you found it
- **Fix**: Specific recommendation
- **Priority**: 1-5 or High/Medium/Low

**On-Page SEO Findings**
Same format as above

**Content Findings**
Same format as above

**Prioritized Action Plan**
1. Critical fixes (blocking indexation/ranking)
2. High-impact improvements
3. Quick wins (easy, immediate benefit)
4. Long-term recommendations

---

## References

- [SEO Audit Reference](references/seo-audit-reference.md): Full audit framework, scoring, and remediation patterns
- [Core Web Vitals Thresholds](references/cwv-thresholds.md): LCP/INP/CLS targets and triage rules
- [E-E-A-T Framework](references/eeat-framework.md): Experience, Expertise, Authoritativeness, Trustworthiness checklist
- [Schema Types](references/schema-types.md): Structured data patterns by content type

---

## Tools Referenced

**Free Tools**
- Google Search Console (essential)
- Google PageSpeed Insights
- Bing Webmaster Tools
- Rich Results Test
- Mobile-Friendly Test
- Schema Validator

**Paid