Free Social Media Link Preview & Open Graph Validator
Open Graph · Twitter Cards · SEO
- 11
- Platforms
- 13
- Tag audit
- $0
- Forever free
Validation
Per-platform Open Graph & meta tag audit with fix steps.
Issues & recommendations
- Enter a URL to run validation.
Edit preview
Override meta values to see live changes across all platforms.
Recommended: 1200 × 630 px
Meta tag code
Official debuggers
Refresh cached previews on each platform.
- Facebook Debugger →
- LinkedIn Debugger →
- X (Twitter) Debugger →
- Pinterest Debugger →
- Telegram @WebpageBot →
Meta shared cache: Facebook and Threads share the same preview cache. Use the Facebook Sharing Debugger to refresh both.
Facebook Preview
!example.com
Page title
Description text
Threads link preview checker.
See exactly how your shared link will appear on Threads. Our free Open Graph validator reads your page meta tags and simulates the native Threads preview card — before you publish.
Threads Open Graph specifications
- Title limit
- 80 characters
- Description limit
- 200 characters
- Image size
- 1200 × 630 px
- Tags used
- og:title, og:description, og:image
Shares Meta cache with Facebook — use Facebook Sharing Debugger to refresh.
Why validate Threads link previews?
A broken or missing link preview on Threads reduces clicks and engagement. Our tool checks whether your og:title, og:description, and og:image tags meet Threads's requirements and shows a live preview of the final card.
Learn more in our Open Graph tags guide or OG image size reference.