What are Open Graph tags?
Open Graph tags are meta tags (og:title, og:description, og:image, og:url, og:type) that control how a page appears when shared on social platforms and chat apps. The protocol was created by Facebook and is now read by LinkedIn, Slack, WhatsApp, iMessage, Discord, and most link-preview systems.
Why Open Graph matters for distribution
Open Graph tags do not influence Google rankings directly, but they shape the click-through rate of every shared link. A page without og:image renders as a bare grey link card; with one, it renders as a rich preview. For content meant to travel (research, tools, comparison pages) that difference compounds into real referral traffic and, downstream, links.
X reads its own twitter:card tags but falls back to Open Graph when they are absent. The practical minimum for every indexable page: og:title, og:description, an og:image at 1200x630, og:url matching the canonical, and twitter:card set to summary_large_image.
Example
Example
A pricing study shared in a 4,000-member Slack community renders with a chart preview because og:image is set. The same study without Open Graph tags renders as a plain URL and earns a fraction of the clicks.
Frequently asked questions
Do Open Graph tags affect SEO rankings?
Not directly. They control how links render when shared, which drives clicks, engagement, and the kind of distribution that earns backlinks: an indirect but real SEO input.
What size should the og:image be?
1200x630 pixels is the safe standard. It renders as a large card on Facebook, LinkedIn, Slack, and X without cropping the focal point.