# OutputFormat
<a name="API_runtime_OutputFormat"></a>

 Structured output parameters to control the model's response. 

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

 ** structure **   <a name="bedrock-Type-runtime_OutputFormat-structure"></a>
 The structure that the model's output must adhere to.   
Type: [OutputFormatStructure](API_runtime_OutputFormatStructure.md) object  
 **Note: **This object is a Union. Only one member of this object can be specified or returned.  
Required: Yes

 ** type **   <a name="bedrock-Type-runtime_OutputFormat-type"></a>
 The type of structured output format.   
Type: String  
Valid Values: `json_schema`   
Required: Yes

## See Also
<a name="API_runtime_OutputFormat_SeeAlso"></a>

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/OutputFormat) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/bedrock-runtime-2023-09-30/OutputFormat) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/bedrock-runtime-2023-09-30/OutputFormat)