# RetrieveAndGenerateInput
<a name="API_agent-runtime_RetrieveAndGenerateInput"></a>

Contains the query made to the knowledge base.

This data type is used in the following API operations:
+  [RetrieveAndGenerate request](https://docs.aws.amazon.com/bedrock/latest/APIReference/API_agent-runtime_RetrieveAndGenerate.html#API_agent-runtime_RetrieveAndGenerate_RequestSyntax) – in the `input` field

## Contents
<a name="API_agent-runtime_RetrieveAndGenerateInput_Contents"></a>

 ** text **   <a name="bedrock-Type-agent-runtime_RetrieveAndGenerateInput-text"></a>
The query made to the knowledge base, in characters.  
Type: String  
Length Constraints: Maximum length of 20000.  
Required: Yes

## See Also
<a name="API_agent-runtime_RetrieveAndGenerateInput_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-agent-runtime-2023-07-26/RetrieveAndGenerateInput) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/bedrock-agent-runtime-2023-07-26/RetrieveAndGenerateInput) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/bedrock-agent-runtime-2023-07-26/RetrieveAndGenerateInput)