# CreateAssetCommentInput > Input in domain **Comments** - HTML: [CreateAssetCommentInput.html](CreateAssetCommentInput.html) - Raw SDL: [CreateAssetCommentInput.sdl](CreateAssetCommentInput.sdl) - Covered by: [llms.txt](../llms.txt) ## Input fields - `assetId`: `ID!` — Id of the `Asset` where you wish to create a new `AssetComment`. - `content`: `String!` — `AssetComment` content. Can include `User` mentions by wrapping an authorized `Project` `User` Id in the form of `@[user:]` where `` is the `User` integer or global identifier. - `marking`: `MarkingInput` — Add a `Marking` (highlighted area) to the new `AssetComment`.