# Instagram link preview checker

> Instagram only shows link cards in direct messages. Links in captions are not clickable.

Check a URL: https://sharelint.pages.dev/?url=<your-url>, or as Markdown: https://sharelint.pages.dev/api/preview?format=md&url=<your-url>

## Tags Instagram reads (fallback order)

- Title: `og:title`
- Image: `og:image`

## Image requirements

- Recommended: 1200×630
- Minimum: 200×200
- Maximum weight: 8 MB
- Formats: JPEG, PNG

## Card layout

In DMs, the image shows on top with the title and domain below.

## Refreshing the cache

Instagram shares the Facebook cache. Use the Facebook Sharing Debugger.

## Common problems

- There is no preview in captions or comments. That is by design.

Rule confidence: observed.