Paste your HTML to audit meta tags, Open Graph, Twitter Cards, and more
Paste your full HTML page or just the <head> section to analyze meta tags
Paste your HTML above to analyze meta tags
Or try one of the sample templates
Meta tags are snippets of HTML code in your page's head section that provide metadata about the page to search engines, social media platforms, and browsers. While they are invisible to visitors, meta tags directly influence how your page appears in search results and social media previews.
The most important meta tags for SEO include the title tag, meta description, canonical URL, and robots directives. Open Graph and Twitter Card tags control how your page looks when shared on social media. Together, these tags form the foundation of your page's visibility across the web.
Every web page needs a well-crafted title tag (50-60 characters) and meta description (150-160 characters). The title tag is the most important on-page ranking factor, while the meta description influences click-through rates from search results.
Technical meta tags like viewport (for mobile responsiveness), charset (for character encoding), and canonical (to prevent duplicate content) are equally critical. The robots meta tag tells search engines whether to index your page and follow its links. Missing any of these can hurt both rankings and user experience.
Open Graph meta tags, created by Facebook, control how your page appears when shared on social platforms like Facebook, LinkedIn, and messaging apps. The four required OG tags are og:title, og:type, og:image, and og:url.
Without Open Graph tags, social platforms will guess what to display, often pulling the wrong image or truncated text. A well-optimized OG image (1200x630 pixels) with a compelling title and description can significantly increase click-through rates from social shares.
As AI-powered search engines like Google SGE, Perplexity, and ChatGPT browse the web, structured metadata becomes more important than ever. AI systems use meta tags, structured data, and semantic markup to understand page content and context.
JSON-LD structured data helps AI engines categorize your content accurately. Clear meta descriptions give AI models concise summaries to reference. Pages with complete, well-structured metadata are more likely to be cited in AI-generated answers and featured in AI search results.
Right-click on any web page and select 'View Page Source' or press Ctrl+U (Cmd+U on Mac). Copy the HTML and paste it into this analyzer. You can also use browser developer tools (F12) and look at the Elements tab to inspect the head section.
Aim for a score of 80 or above. This means you have all critical tags (title, description, viewport) plus most social sharing tags (Open Graph, Twitter Cards) and a canonical URL. A perfect 100 includes structured data and every recommended tag.
The title tag is a confirmed ranking factor. The meta description does not directly affect rankings but influences click-through rates, which can indirectly impact rankings. Technical tags like canonical and robots affect how search engines crawl and index your pages.
Open Graph tags (og:) are used by Facebook, LinkedIn, and most social platforms. Twitter Card tags (twitter:) are specific to Twitter/X. If Twitter Card tags are missing, Twitter will fall back to Open Graph tags. It is best practice to include both for maximum control.
Audit meta tags whenever you publish new pages, redesign your site, or update your CMS. Run a site-wide audit quarterly to catch pages with missing or outdated tags. After any major SEO changes, verify that meta tags were not accidentally removed or altered.
