# ToolUseBlockDelta
<a name="API_runtime_ToolUseBlockDelta"></a>

The delta for a tool use block.

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

 ** input **   <a name="bedrock-Type-runtime_ToolUseBlockDelta-input"></a>
The input for a requested tool.  
Type: String  
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/bedrock-runtime-2023-09-30/ToolUseBlockDelta) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/bedrock-runtime-2023-09-30/ToolUseBlockDelta) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/bedrock-runtime-2023-09-30/ToolUseBlockDelta)