Question 1

Does codesandbox.io declare image dimensions?

Accepted Answer

codesandbox.io sets `og:image` but does not include `og:image:width` and `og:image:height`. Explicit dimensions let platforms render the preview faster without downloading the image first.

Question 2

What headline does codesandbox.io use for social previews?

Accepted Answer

codesandbox.io's social headline is "CodeSandbox: Instant Cloud Development Environments" (51 characters).

Question 3

What description does codesandbox.io use for social previews?

Accepted Answer

codesandbox.io's social description reads: "CodeSandbox is a cloud development platform that empowers developers to code, collaborate and ship projects of any size from any device in record time…" (151 characters).

Question 4

What site name does codesandbox.io display on social cards?

Accepted Answer

codesandbox.io sets `og:site_name` to "CodeSandbox". This appears as a small attribution label on Facebook, LinkedIn, and Slack.

Question 5

How can I improve codesandbox.io's social previews?

Accepted Answer

Review the recommendations above - they list specific issues and provide ready-to-paste meta tag snippets. The highest-impact fixes are usually a properly sized `og:image` (1200×675), a clear `og:title` under 60 characters, and a 50-155 character `og:description`.

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