# AssistantMessageItem
## Properties
**id** | **String** | Identifier of the thread item. |
**object** | **String** | Type discriminator that is always `chatkit.thread_item`. |
**created_at** | **i32** | Unix timestamp (in seconds) for when the item was created. |
**thread_id** | **String** | Identifier of the parent thread. |
**r#type** | **String** | Type discriminator that is always `chatkit.assistant_message`. |
**content** | [**Vec<models::ResponseOutputText>**](ResponseOutputText.md) | Ordered assistant response segments. |
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