# OpenResponsesInputMessageItem ## Fields | Field | Type | Required | Description | | -------------------------------------------------------------------------------------------------------------- | -------------------------------------------------------------------------------------------------------------- | -------------------------------------------------------------------------------------------------------------- | -------------------------------------------------------------------------------------------------------------- | | `id` | *Optional[str]* | :heavy_minus_sign: | N/A | | `type` | [Optional[components.OpenResponsesInputMessageItemType]](../components/openresponsesinputmessageitemtype.md) | :heavy_minus_sign: | N/A | | `role` | [components.OpenResponsesInputMessageItemRoleUnion](../components/openresponsesinputmessageitemroleunion.md) | :heavy_check_mark: | N/A | | `content` | List[[components.OpenResponsesInputMessageItemContent](../components/openresponsesinputmessageitemcontent.md)] | :heavy_check_mark: | N/A |