PromptBuilder::usingModel( WordPress\AiClient\Providers\Models\Contracts\ModelInterface $model ): self

233    public function usingModel(ModelInterface $model): self234    {235        $this->model = $model;236        // Merge model's config with builder's config, with builder's config taking precedence237        $modelConfigArray = $model->getConfig()->toArray();238        $builderConfigArray = $this->modelConfig->toArray();239        $mergedConfigArray = array_merge($modelConfigArray, $builderConfigArray);240        $this->modelConfig = ModelConfig::fromArray($mergedConfigArray);241        return $this;242    }