AWS::Bedrock::Flow FlowNodeInput - AWS CloudFormation
SyntaxProperties

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AWS::Bedrock::Flow FlowNodeInput

Contains configurations for an input in an Amazon Bedrock Flows node.

Syntax

To declare this entity in your AWS CloudFormation template, use the following syntax:

JSON

{
  "Category" : String,
  "Expression" : String,
  "Name" : String,
  "Type" : String
}

YAML

  Category: String
  Expression: String
  Name: String
  Type: String

Properties

Category

Specifies how input data flows between iterations in a DoWhile loop.

  • LoopCondition - Controls whether the loop continues by evaluating condition expressions against the input data. Use this category to define the condition that determines if the loop should continue.

  • ReturnValueToLoopStart - Defines data to pass back to the start of the loop's next iteration. Use this category for variables that you want to update for each loop iteration.

  • ExitLoop - Defines the value that's available once the loop ends. Use this category to expose loop results to nodes outside the loop.

Required: No

Type: String

Allowed values: LoopCondition | ReturnValueToLoopStart | ExitLoop

Update requires: No interruption

Expression

An expression that formats the input for the node. For an explanation of how to create expressions, see Expressions in Prompt flows in Amazon Bedrock.

Required: Yes

Type: String

Minimum: 1

Maximum: 64

Update requires: No interruption

Name

Specifies a name for the input that you can reference.

Required: Yes

Type: String

Pattern: ^[a-zA-Z]([_]?[0-9a-zA-Z]){1,50}$

Update requires: No interruption

Type

Specifies the data type of the input. If the input doesn't match this type at runtime, a validation error will be thrown.

Required: Yes

Type: String

Allowed values: String | Number | Boolean | Object | Array

Update requires: No interruption