--- title: "Has og:description" description: "og:description is the partner of og:title and serves the same purpose — a clean, structured summary that agents can read without parsing the body. It's the difference between an agent showing your page as a one-line preview versus a URL." doc_version: 0.2.0 last_updated: "2026-04-24T21:30:56.217Z" --- ## How the check decides The check reads the `content` attribute of `` and asserts it is present and non-empty. Fails if the tag is missing or empty. ## How to implement it Add `` to every page's ``. It's fine for it to be the same string as ``; what matters is that both are populated. ### Pass ```html ``` ### Fail ```html ``` ## Sitemap Full docs site index: [/sitemap.md](/sitemap.md).