Open Graph Preview
⑧ Publish / SEO
What it is: When a page is shared on platforms like X or WeChat, it shows a card. Preview it and generate the matching tags here.
When to use: When a page is done and you want it to look good when shared.
Card preview
No og:image set
Tag code
Everything runs locally in your browser — nothing is uploaded.
FAQ
What size should og:image be?
A 1200×630 image (about 1.91:1) is recommended for the best large-card display; the image must be an absolute, publicly accessible URL.