@java.lang.Override
      public com.google.cloud.vertexai.api.GenerationConfig.RoutingConfig.ManualRoutingMode
          getDefaultInstanceForType() {
        return DEFAULT_INSTANCE;
      }
<pre>
The model name to use. Only the public LLM models are accepted. e.g.
'gemini-1.5-pro-001'.
</pre>

<code>optional string model_name = 1;</code>

@param value The bytes for modelName to set.
@return This builder for chaining.
java-vertexai/proto-google-cloud-vertexai-v1/src/main/java/com/google/cloud/vertexai/api/GenerationConfig.java