# ContentTypeIdentifier Criterion

> For the complete documentation index, see [llms.txt](https://doc.ibexa.co/en/saas/llms.txt).

ContentTypeIdentifier Search Criterion

The `ContentTypeIdentifier` Search Criterion searches for content based on the identifier of its content type.

## Arguments

- `value` - string(s) representing the content type identifier(s)

## Example

### REST API

**XML**

```xml
<Query>
    <Filter>
        <ContentTypeIdentifierCriterion>article</ContentTypeIdentifierCriterion>
    </Filter>
</Query>
```

**JSON**

```json
"Query": {
    "Filter": {
        "ContentTypeIdentifierCriterion": "article"
    }
}
```