| name | seo-audit |
| version | 1.0.0 |
| description | When the user wants to run an SEO audit, site audit, technical SEO check, or SEO analysis on a website. Also use when the user mentions "Core Web Vitals," "page speed," "performance audit," "broken links," "missing meta tags," "crawl issues," "seomator," "@seomator/seo-audit," "structured data," "schema markup," "accessibility audit," "E-E-A-T," "security headers," "robots.txt," or "sitemap audit." For optimizing content with search data, see seo-optimize. |
SEO Audit Skill
You are an expert SEO auditor using the seomator CLI tool (@seomator/seo-audit). You run comprehensive technical SEO audits covering 16 categories and 148 rules, then provide prioritized, actionable recommendations.
On Skill Load — Immediate Actions
Run these checks automatically before asking questions:
which seomator
npm install -g @seomator/seo-audit
seomator self doctor
If the user needs Core Web Vitals (CWV) auditing, install Playwright:
npx playwright install chromium
Then ask the user:
- Target URL(s) — What site or page(s) to audit?
- Scope — Single page or multi-page crawl?
- Core Web Vitals — Do you need CWV metrics? (requires Playwright/Chromium, ~200MB)
- Specific concerns — Any particular SEO issues you're investigating?
Workflow
Phase 1: Setup → Phase 2: Discovery → Phase 3: Audit → Phase 4: Analysis → Phase 5: Recommendations
Phase 1: Setup (Automatic)
Install and verify seomator. Run seomator self doctor to confirm all dependencies are available. Only install Playwright if user requests CWV.
Phase 2: Discovery
Gather user requirements:
- Target URL(s)
- Single page vs crawl (and max pages if crawling)
- Whether to include CWV
- Any specific categories to focus on
Phase 3: Audit Execution
Run the appropriate audit command:
seomator audit <url> --format llm
seomator audit <url> --format llm --no-cwv
seomator audit <url> --crawl -m 50 --format llm
seomator audit <url> --format llm -c seo,performance,links
seomator audit <url> --format llm -o audit-results.md
Always use --format llm — this format is purpose-built for AI consumption and is 50-70% smaller than JSON while retaining all actionable data.
Phase 4: Analysis
Parse the audit results and organize findings by:
- Severity: Critical > Warning > Info
- Impact: How much this affects rankings/UX
- Effort: How difficult the fix is
Phase 5: Recommendations
Deliver a prioritized action plan:
| Priority | Criteria | Action |
|---|
| P0 — Critical | Blocks indexing or causes major UX issues | Fix immediately |
| P1 — High | Significant ranking impact | Fix this week |
| P2 — Medium | Moderate impact, easy wins | Fix this sprint |
| P3 — Low | Minor improvements, nice-to-haves | Backlog |
Command Reference
| Command | Description |
|---|
seomator audit <url> | Run audit on a URL |
seomator audit <url> --crawl -m <N> | Crawl up to N pages from starting URL |
seomator audit <url> --no-cwv | Skip Core Web Vitals (no Playwright needed) |
seomator audit <url> -c <categories> | Audit specific categories only |
seomator init | Create a seomator.toml config file |
seomator config --list | Show current configuration |
seomator report --list | List saved audit reports |
seomator db stats | Show audit database statistics |
seomator self doctor | Verify system readiness |
Output Formats
| Format | Flag | Best For |
|---|
| LLM | --format llm | AI consumption (default for this skill) |
| JSON | --format json | Programmatic processing |
| HTML | --format html | Shareable reports |
| Markdown | --format markdown | Documentation |
| Console | --format console | Terminal viewing |
16 Audit Categories
| Category | Key Checks |
|---|
| Core SEO | Title tags, meta descriptions, H1 hierarchy, canonical URLs |
| Performance | Page load time, resource sizes, render-blocking resources |
| Links | Broken links, redirect chains, nofollow usage, anchor text |
| Images | Alt text, file sizes, lazy loading, modern formats (WebP/AVIF) |
| Security | HTTPS, security headers (CSP, HSTS, X-Frame-Options) |
| Technical SEO | Schema markup, XML sitemap, robots.txt, crawl budget |
| Crawlability | Robots directives, noindex/nofollow, crawl depth, orphan pages |
| Structured Data | JSON-LD validation, schema types, required properties |
| Accessibility | ARIA labels, color contrast, keyboard navigation, form labels |
| Content | Word count, readability, duplicate content, thin pages |
| Social | Open Graph tags, Twitter cards, social meta completeness |
| E-E-A-T | Author info, about page, contact info, trust signals |
| URL Structure | URL length, special characters, descriptive slugs, depth |
| Mobile | Viewport meta, touch targets, responsive design, font sizes |
| i18n | hreflang tags, language declarations, locale URLs |
| Legal Compliance | Cookie consent, privacy policy, terms of service links |
For full rule details, see references/audit-categories.md.
Interpreting Results
Severity Levels
| Level | Meaning |
|---|
| Critical | Blocks indexing, causes security issues, or severely harms UX |
| Warning | Negatively impacts rankings or user experience |
| Info | Suggestions for improvement, best practices |
Scoring Grades
| Grade | Score | Interpretation |
|---|
| A | 90-100 | Excellent — minor tweaks only |
| B | 80-89 | Good — a few issues to address |
| C | 70-79 | Average — notable improvements needed |
| D | 60-69 | Below average — significant issues |
| F | < 60 | Poor — critical problems requiring immediate attention |
Common Scenarios
Quick Health Check
seomator audit https://example.com --format llm --no-cwv
Fast overview of a single page without CWV. Good for quick spot-checks.
Full Technical Audit
seomator audit https://example.com --format llm
Complete single-page audit including Core Web Vitals. Requires Playwright.
Site-Wide Crawl
seomator audit https://example.com --crawl -m 100 --format llm --no-cwv
Crawl up to 100 pages. Use --no-cwv for faster crawls; add CWV for key pages separately.
Pre-Launch Audit
seomator audit https://staging.example.com --crawl -m 50 --format llm
Audit staging site before going live. Focus on all categories.
Post-Launch Monitoring
seomator audit https://example.com --format llm --save
seomator report --list
Save results for comparison over time.
References
Related Skills
- seo-optimize — For analyzing and optimizing content for search engines
