# SemanticChunkingConfiguration
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Settings for semantic document chunking for a data source. Semantic chunking splits a document into smaller documents based on groups of similar content derived from the text with natural language processing.

## Contents
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 ** breakpointPercentileThreshold **   <a name="connect-Type-amazon-q-connect_SemanticChunkingConfiguration-breakpointPercentileThreshold"></a>
The dissimilarity threshold for splitting chunks.  
Type: Integer  
Valid Range: Minimum value of 50. Maximum value of 99.  
Required: Yes

 ** bufferSize **   <a name="connect-Type-amazon-q-connect_SemanticChunkingConfiguration-bufferSize"></a>
The buffer size.  
Type: Integer  
Valid Range: Minimum value of 0. Maximum value of 1.  
Required: Yes

 ** maxTokens **   <a name="connect-Type-amazon-q-connect_SemanticChunkingConfiguration-maxTokens"></a>
The maximum number of tokens that a chunk can contain.  
Type: Integer  
Valid Range: Minimum value of 1.  
Required: Yes

## 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/qconnect-2020-10-19/SemanticChunkingConfiguration) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/qconnect-2020-10-19/SemanticChunkingConfiguration) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/qconnect-2020-10-19/SemanticChunkingConfiguration)