ReddRadar
Agent skill
seo-lookup
Looks up SEO best practices for meta tags, Open Graph, Twitter Cards, and structured data (JSON-LD), returning Google/official documentation URLs with concise summaries. Use when user asks about SEO requirements (e.g., "title tag length", "og:image size"), meta tags (e.g., "canonical", "robots"), social media tags (e.g., "Open Graph", "Twitter Card"), or structured data schemas (e.g., "Article schema", "Product JSON-LD", "FAQ markup").
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Install this agent skill to your Project
npx add-skill https://github.com/majiayu000/claude-skill-registry/tree/main/skills/data/seo-lookup
SKILL.md
SEO Lookup
Quick lookup for SEO meta tags, Open Graph, Twitter Cards, and structured data with official documentation references.
Lookup Workflow
-
Identify the query type:
- Meta tag (e.g., "title", "description", "canonical", "robots")
- Open Graph tag (e.g., "og:image", "og:title")
- Twitter Card (e.g., "twitter:card", "twitter:image")
- Structured data schema (e.g., "Article", "Product", "FAQPage")
-
Search the appropriate index:
- For meta/OG/Twitter: Read seo-index.json
- For structured data: Read structured-data-index.json
-
Return results:
- Summary (1-2 sentences)
- Key requirements or best practices
- Official documentation URL
-
For detailed implementation:
- Suggest fetching the official URL
- Or reference Google Search Central documentation
Response Format
When returning lookup results, use this format:
### [Tag/Schema Name]
**Summary**: [1-2 sentence explanation]
**Requirements**:
- [Requirement 1]
- [Requirement 2]
**Validation**: [Length limits, format requirements if applicable]
**Official Reference**: [URL]
Quick Reference
Meta Tags - Critical
| Tag | Recommended Length | Key Point |
|---|---|---|
<title> |
50-60 characters | Unique, descriptive, keywords first |
<meta name="description"> |
150-160 characters | Compelling, includes call-to-action |
<link rel="canonical"> |
Full URL | Prevents duplicate content issues |
<meta name="robots"> |
Directives | Controls indexing behavior |
Open Graph - Essential Tags
| Tag | Purpose | Best Practice |
|---|---|---|
og:title |
Social share title | Same or similar to page title |
og:description |
Social share description | 2-4 sentences |
og:image |
Social share image | 1200x630px, under 8MB |
og:url |
Canonical URL | Full absolute URL |
og:type |
Content type | website, article, product |
Twitter Cards - Types
| Type | Use Case | Required Tags |
|---|---|---|
summary |
Default card | title, description |
summary_large_image |
Large image card | title, description, image |
player |
Video/audio | All above + player URL |
Structured Data - Priority Schemas
| Schema | Use Case | Rich Result |
|---|---|---|
| Article | Blog/news content | Enhanced listing |
| Product | E-commerce | Price, availability |
| FAQPage | FAQ sections | Expandable Q&A |
| BreadcrumbList | Site navigation | Breadcrumb path |
| LocalBusiness | Physical locations | Knowledge panel |
Common Patterns
Complete Head Template
html
<head>
<!-- Essential Meta -->
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Page Title - Brand Name</title>
<meta name="description" content="Page description here.">
<link rel="canonical" href="https://example.com/page">
<!-- Open Graph -->
<meta property="og:title" content="Page Title">
<meta property="og:description" content="Page description here.">
<meta property="og:image" content="https://example.com/image.jpg">
<meta property="og:url" content="https://example.com/page">
<meta property="og:type" content="website">
<!-- Twitter Card -->
<meta name="twitter:card" content="summary_large_image">
<meta name="twitter:title" content="Page Title">
<meta name="twitter:description" content="Page description here.">
<meta name="twitter:image" content="https://example.com/image.jpg">
</head>
JSON-LD Template
html
<script type="application/ld+json">
{
"@context": "https://schema.org",
"@type": "Article",
"headline": "Article Title",
"author": {
"@type": "Person",
"name": "Author Name"
},
"datePublished": "2024-01-01T00:00:00Z",
"image": "https://example.com/image.jpg"
}
</script>
External Resources
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