# OutputFormatStructure
<a name="API_runtime_OutputFormatStructure"></a>

 The structure that the model's output must adhere to. 

## Contents
<a name="API_runtime_OutputFormatStructure_Contents"></a>

**Important**  
This data type is a UNION, so only one of the following members can be specified when used or returned.

 ** jsonSchema **   <a name="bedrock-Type-runtime_OutputFormatStructure-jsonSchema"></a>
 A JSON schema structure that the model's output must adhere to.   
Type: [JsonSchemaDefinition](API_runtime_JsonSchemaDefinition.md) object  
Required: No

## See Also
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For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/bedrock-runtime-2023-09-30/OutputFormatStructure) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/bedrock-runtime-2023-09-30/OutputFormatStructure) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/bedrock-runtime-2023-09-30/OutputFormatStructure)