What are OpenGraph (OG) meta tags?

OpenGraph meta tags are HTML snippets introduced by Facebook that control how URLs are displayed when shared on social networks like Facebook, LinkedIn, Twitter/X, Pinterest, and WhatsApp. They specify custom titles, descriptions, and high-resolution thumbnail images.

What is the best image dimension for og:image?

The optimal image resolution for OpenGraph and Twitter Cards is 1200 × 630 pixels (an aspect ratio of 1.91:1). This ensures your card renders crisply across high-DPI smartphone displays and desktop feeds without horizontal cropping.

Do OpenGraph tags directly improve Google search rankings?

While OpenGraph tags are not direct Google algorithmic ranking factors, they significantly increase click-through rates and social media shares, driving valuable referral traffic and secondary natural backlinks.

Social Media Optimization

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Social Metadata Fields

Page Title (og:title):

Page Description (og:description):

Site Name (og:site_name):

Canonical URL (og:url):

Featured Image URL (og:image): Recommended size: 1200 × 630 pixels (1.91:1)

Twitter Handle (@creator):

Twitter Card Format:

Live Social Feed Preview:

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Generated HTML <head> Code:

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OpenGraph & Twitter Card Specifications: Social Search Optimization

When web links are shared on messaging apps (WhatsApp, Telegram, Slack, iMessage) and social networks (Facebook, LinkedIn, Twitter/X), platforms use dedicated scraper bots to inspect the page's HTML <head> for OpenGraph and Twitter Card meta tags.

Without these tags, platforms fall back to guessing images—often pulling irrelevant icons, avatar graphics, or truncated body text. Implementing properly formatted OG tags guarantees a cohesive, high-CTR visual presentation that dramatically enhances social virality.

Essential OpenGraph Tags

og:title: Headline displayed on Facebook & LinkedIn
og:description: 2-sentence summary beneath the title
og:image: 1200x630 featured banner image URL
og:url: Canonical URL representing the asset
og:type: 'website' or 'article'

Twitter Card Best Practices

To maximize timeline real estate on Twitter/X feeds:

Use 'summary_large_image': Renders a full-width visual card taking up twice as much screen area as a standard square thumbnail.
Tag Creator Handle: Adding twitter:creator attributes authorship directly to your brand profile.

Social Meta Tag Character Limits & Image Standards

Platform	Recommended Image Size	Aspect Ratio	Title Character Limit	Description Limit
Facebook / Meta	1200 × 630 px	1.91 : 1	60 – 90 Chars	150 – 200 Chars
Twitter / X Card	1200 × 630 px (Large)	1.91 : 1	70 Chars	125 Chars
LinkedIn Post	1200 × 627 px	1.91 : 1	120 Chars	150 Chars

Frequently Asked Questions (FAQ)

How do I refresh a cached social card?

Use the official Facebook Sharing Debugger or LinkedIn Post Inspector to force social crawler caches to purge and reload your new image immediately.

Can I use WebP format for og:image?

While modern browsers support WebP, some legacy social scrapers (and WhatsApp previews) still prefer JPG or PNG image files for maximum reliability.

Does WhatsApp support OpenGraph?

Yes. WhatsApp reads og:title, og:description, and og:image to generate instant preview bubbles when users chat and share links.