# Request meta tag optimization
"Optimize the meta tags for this page"

# Generate structured data
"Add Article structured data to this blog post"

# Run site audit
"Perform an SEO audit on this site"

# Improve Core Web Vitals
"How can I improve LCP?"

{
  "@context": "https://schema.org",
  "@type": "Article",
  "headline": "Article title (max 110 characters recommended)",
  "description": "Article description",
  "image": [
    "https://example.com/photos/1x1/photo.jpg",
    "https://example.com/photos/4x3/photo.jpg",
    "https://example.com/photos/16x9/photo.jpg"
  ],
  "datePublished": "2025-01-01T08:00:00+00:00",
  "dateModified": "2025-01-15T10:30:00+00:00",
  "author": {
    "@type": "Person",
    "name": "Author Name",
    "url": "https://example.com/author/profile"
  },
  "publisher": {
    "@type": "Organization",
    "name": "Site Name",
    "logo": {
      "@type": "ImageObject",
      "url": "https://example.com/logo.png"
    }
  }
}

{
  "@context": "https://schema.org",
  "@type": "FAQPage",
  "mainEntity": [
    {
      "@type": "Question",
      "name": "Question 1 text",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Answer 1 text"
      }
    },
    {
      "@type": "Question",
      "name": "Question 2 text",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Answer 2 text"
      }
    }
  ]
}

{
  "@context": "https://schema.org",
  "@type": "BreadcrumbList",
  "itemListElement": [
    {
      "@type": "ListItem",
      "position": 1,
      "name": "Home",
      "item": "https://example.com/"
    },
    {
      "@type": "ListItem",
      "position": 2,
      "name": "Category",
      "item": "https://example.com/category/"
    },
    {
      "@type": "ListItem",
      "position": 3,
      "name": "Current Page"
    }
  ]
}

{
  "@context": "https://schema.org",
  "@type": "Product",
  "name": "Product Name",
  "image": "https://example.com/product.jpg",
  "description": "Product description",
  "brand": {
    "@type": "Brand",
    "name": "Brand Name"
  },
  "offers": {
    "@type": "Offer",
    "url": "https://example.com/product",
    "priceCurrency": "USD",
    "price": "99.00",
    "availability": "https://schema.org/InStock",
    "seller": {
      "@type": "Organization",
      "name": "Seller Name"
    }
  },
  "aggregateRating": {
    "@type": "AggregateRating",
    "ratingValue": "4.5",
    "reviewCount": "128"
  }
}

{
  "@context": "https://schema.org",
  "@type": "LocalBusiness",
  "name": "Business Name",
  "image": "https://example.com/store.jpg",
  "address": {
    "@type": "PostalAddress",
    "streetAddress": "123 Main Street",
    "addressLocality": "New York",
    "addressRegion": "NY",
    "postalCode": "10001",
    "addressCountry": "US"
  },
  "geo": {
    "@type": "GeoCoordinates",
    "latitude": 40.7128,
    "longitude": -74.0060
  },
  "telephone": "+1-212-555-1234",
  "openingHoursSpecification": [
    {
      "@type": "OpeningHoursSpecification",
      "dayOfWeek": ["Monday", "Tuesday", "Wednesday", "Thursday", "Friday"],
      "opens": "09:00",
      "closes": "18:00"
    }
  ],
  "priceRange": "$$"
}

{
  "@context": "https://schema.org",
  "@type": "VideoObject",
  "name": "Video Title",
  "description": "Video description",
  "thumbnailUrl": [
    "https://example.com/thumb-1x1.jpg",
    "https://example.com/thumb-4x3.jpg",
    "https://example.com/thumb-16x9.jpg"
  ],
  "uploadDate": "2025-01-01T08:00:00+00:00",
  "duration": "PT5M30S",
  "contentUrl": "https://example.com/video.mp4",
  "embedUrl": "https://example.com/embed/video123",
  "interactionStatistic": {
    "@type": "InteractionCounter",
    "interactionType": { "@type": "WatchAction" },
    "userInteractionCount": 12345
  },
  "hasPart": [
    {
      "@type": "Clip",
      "name": "Introduction",
      "startOffset": 0,
      "endOffset": 30,
      "url": "https://example.com/video?t=0"
    },
    {
      "@type": "Clip",
      "name": "Main Content",
      "startOffset": 30,
      "endOffset": 300,
      "url": "https://example.com/video?t=30"
    }
  ]
}

<link rel="preload" as="image" href="hero-image.webp" fetchpriority="high">

async function processLargeArray(items) {
  for (const item of items) {
    processItem(item);
    // Yield to main thread
    await new Promise(resolve => setTimeout(resolve, 0));
  }
}

<img src="image.jpg" width="800" height="600" alt="Description"
     style="aspect-ratio: 4/3; width: 100%; height: auto;">

# Check robots.txt
curl -s https://example.com/robots.txt

# Check sitemap
curl -s https://example.com/sitemap.xml | head -50

# Index status (site: search)
# Search "site:example.com" on Google

# Extract meta information
curl -s https://example.com/ | grep -E '<title>|<meta name="description"|<link rel="canonical"'

npx lighthouse https://example.com --output=json --output-path=./report.json