Twitter/X Card Validator
Preview how your links appear when shared on X (Twitter). Check Open Graph tags, twitter:card meta tags, and image sizes — fix issues before sharing. Free alternative to the deprecated cards-dev.twitter.com.
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How to Preview Your Twitter Card
Paste your URL
Enter any website URL into the validator above. The tool accepts any publicly accessible link.
Check the preview
See exactly how your link card will appear on X/Twitter, including the image, title, and description.
Fix any issues
Review the validation results for errors and warnings. Fix your meta tags, then re-validate to confirm.
Twitter Card Types Explained
summary
Small square thumbnail next to title and description. Best for articles and blog posts.
summary_large_image
Large image above title and description. Best for visual content, landing pages, and product pages.
player
Embeds video or audio content directly in the feed. Requires player URL and stream setup.
app
Shows a mobile app card with download button. Used for promoting iOS and Android apps.
Twitter Card Meta Tags Reference
| Tag | Required | Description |
|---|---|---|
| twitter:card | Yes | Card type: summary, summary_large_image, player, or app |
| twitter:title | Yes* | Title of the card. Falls back to og:title |
| twitter:description | Yes* | Description (max ~200 chars). Falls back to og:description |
| twitter:image | Recommended | Image URL (HTTPS). Falls back to og:image |
| twitter:site | Optional | @username of the website (e.g., @VolumnAI) |
| twitter:creator | Optional | @username of the content author |
| og:title | Yes | Fallback title for Twitter and other platforms |
| og:description | Yes | Fallback description for Twitter and other platforms |
| og:image | Recommended | Fallback image. Use 1200x630px for summary_large_image |
| og:url | Recommended | Canonical URL of the page |
* Falls back to Open Graph equivalent if missing
Recommended Twitter Card Image Sizes
summary_large_image
- Dimensions: 1200 x 630 px (1.91:1 ratio)
- Min: 300 x 157 px
- Max file size: 5 MB
- Formats: JPG, PNG, WEBP, GIF
summary
- Dimensions: 144 x 144 px minimum
- Max: 4096 x 4096 px
- Max file size: 5 MB
- Aspect ratio: 1:1 recommended