Preview doctor

What’s wrong with your link preview?

Pick the symptom below for the fix and the code for your framework. Not sure? Paste your URL and the checker shows what’s broken.

Pick what you see

My link preview has no imageog:imageAdd a preview image that every platform can load, and fix one that doesn't show.
The title is wrong or missingog:titleGive every platform the headline you want, at a length that isn't cut off.
The description is missingog:descriptionAdd the one or two sentences that tell people why to click.
My preview is blankJavaScriptCrawlers don't run JavaScript. Put the tags in the HTML your server sends.
X shows a small cardtwitter:cardGet the large image card on X with one tag.
The image is small or croppedog:image:widthFix a thumbnail that should be a large image, a cropped picture or a file that's too heavy.