Title: MessageBuilder::usingModelRole
Published: May 20, 2026

---

# MessageBuilder::usingModelRole(): self

## In this article

 * [Return](https://developer.wordpress.org/reference/classes/wordpress-aiclient-builders-messagebuilder/usingmodelrole/?output_format=md#return)
 * [Source](https://developer.wordpress.org/reference/classes/wordpress-aiclient-builders-messagebuilder/usingmodelrole/?output_format=md#source)
 * [Related](https://developer.wordpress.org/reference/classes/wordpress-aiclient-builders-messagebuilder/usingmodelrole/?output_format=md#related)
 * [Changelog](https://developer.wordpress.org/reference/classes/wordpress-aiclient-builders-messagebuilder/usingmodelrole/?output_format=md#changelog)

[ Back to top](https://developer.wordpress.org/reference/classes/wordpress-aiclient-builders-messagebuilder/usingmodelrole/?output_format=md#wp--skip-link--target)

Sets the role to model.

## 󠀁[Return](https://developer.wordpress.org/reference/classes/wordpress-aiclient-builders-messagebuilder/usingmodelrole/?output_format=md#return)󠁿

 self

## 󠀁[Source](https://developer.wordpress.org/reference/classes/wordpress-aiclient-builders-messagebuilder/usingmodelrole/?output_format=md#source)󠁿

    ```php
    public function usingModelRole(): self
    {
        return $this->usingRole(MessageRoleEnum::model());
    }
    ```

[View all references](https://developer.wordpress.org/reference/files/wp-includes/php-ai-client/src/builders/messagebuilder.php/)
[View on Trac](https://core.trac.wordpress.org/browser/tags/7.0/src/wp-includes/php-ai-client/src/Builders/MessageBuilder.php#L115)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/php-ai-client/src/Builders/MessageBuilder.php#L115-L118)

## 󠀁[Related](https://developer.wordpress.org/reference/classes/wordpress-aiclient-builders-messagebuilder/usingmodelrole/?output_format=md#related)󠁿

| Uses | Description | 
| [MessageBuilder::usingRole()](https://developer.wordpress.org/reference/classes/wordpress-aiclient-builders-messagebuilder/usingrole/)`wp-includes/php-ai-client/src/Builders/MessageBuilder.php` |

Sets the role of the message sender.

  |

## 󠀁[Changelog](https://developer.wordpress.org/reference/classes/wordpress-aiclient-builders-messagebuilder/usingmodelrole/?output_format=md#changelog)󠁿

| Version | Description | 
| [0.2.0](https://developer.wordpress.org/reference/since/0.2.0/) | Introduced. |

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