Title: ModelConfig::getFunctionDeclarations
Published: May 20, 2026

---

# ModelConfig::getFunctionDeclarations(): WordPressAiClientProvidersModelsDTOlist<FunctionDeclaration>|null

## In this article

 * [Return](https://developer.wordpress.org/reference/classes/wordpress-aiclient-providers-models-dto-modelconfig/getfunctiondeclarations/?output_format=md#return)
 * [Source](https://developer.wordpress.org/reference/classes/wordpress-aiclient-providers-models-dto-modelconfig/getfunctiondeclarations/?output_format=md#source)
 * [Related](https://developer.wordpress.org/reference/classes/wordpress-aiclient-providers-models-dto-modelconfig/getfunctiondeclarations/?output_format=md#related)
 * [Changelog](https://developer.wordpress.org/reference/classes/wordpress-aiclient-providers-models-dto-modelconfig/getfunctiondeclarations/?output_format=md#changelog)

[ Back to top](https://developer.wordpress.org/reference/classes/wordpress-aiclient-providers-models-dto-modelconfig/getfunctiondeclarations/?output_format=md#wp--skip-link--target)

Gets the function declarations.

## 󠀁[Return](https://developer.wordpress.org/reference/classes/wordpress-aiclient-providers-models-dto-modelconfig/getfunctiondeclarations/?output_format=md#return)󠁿

 WordPressAiClientProvidersModelsDTOlist<FunctionDeclaration>|null The function 
declarations.

## 󠀁[Source](https://developer.wordpress.org/reference/classes/wordpress-aiclient-providers-models-dto-modelconfig/getfunctiondeclarations/?output_format=md#source)󠁿

    ```php
    public function getFunctionDeclarations(): ?array
    {
        return $this->functionDeclarations;
    }
    ```

[View all references](https://developer.wordpress.org/reference/files/wp-includes/php-ai-client/src/providers/models/dto/modelconfig.php/)
[View on Trac](https://core.trac.wordpress.org/browser/tags/7.0/src/wp-includes/php-ai-client/src/Providers/Models/DTO/ModelConfig.php#L488)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/php-ai-client/src/Providers/Models/DTO/ModelConfig.php#L488-L491)

## 󠀁[Related](https://developer.wordpress.org/reference/classes/wordpress-aiclient-providers-models-dto-modelconfig/getfunctiondeclarations/?output_format=md#related)󠁿

| Used by | Description | 
| [ModelRequirements::toRequiredOptions()](https://developer.wordpress.org/reference/classes/wordpress-aiclient-providers-models-dto-modelrequirements/torequiredoptions/)`wp-includes/php-ai-client/src/Providers/Models/DTO/ModelRequirements.php` |

Converts ModelConfig to an array of RequiredOptions.

  |

## 󠀁[Changelog](https://developer.wordpress.org/reference/classes/wordpress-aiclient-providers-models-dto-modelconfig/getfunctiondeclarations/?output_format=md#changelog)󠁿

| Version | Description | 
| [0.1.0](https://developer.wordpress.org/reference/since/0.1.0/) | Introduced. |

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