Select your cookie preferences

We use essential cookies and similar tools that are necessary to provide our site and services. We use performance cookies to collect anonymous statistics, so we can understand how customers use our site and make improvements. Essential cookies cannot be deactivated, but you can choose “Customize” or “Decline” to decline performance cookies.

If you agree, AWS and approved third parties will also use cookies to provide useful site features, remember your preferences, and display relevant content, including relevant advertising. To accept or decline all non-essential cookies, choose “Accept” or “Decline.” To make more detailed choices, choose “Customize.”

SlotSummary - Amazon Lex API Reference

SlotSummary

Summary information about a slot, a value that the bot elicits from the user.

Contents

description

The description of the slot.

Type: String

Length Constraints: Minimum length of 0. Maximum length of 200.

Required: No

lastUpdatedDateTime

The timestamp of the last date and time that the slot was updated.

Type: Timestamp

Required: No

slotConstraint

Whether the slot is required or optional. An intent is complete when all required slots are filled.

Type: String

Valid Values: Required | Optional

Required: No

slotId

The unique identifier of the slot.

Type: String

Length Constraints: Fixed length of 10.

Pattern: ^[0-9a-zA-Z]+$

Required: No

slotName

The name given to the slot.

Type: String

Length Constraints: Minimum length of 1. Maximum length of 100.

Pattern: ^([0-9a-zA-Z][_-]?){1,100}$

Required: No

slotTypeId

The unique identifier for the slot type that defines the values for the slot.

Type: String

Length Constraints: Minimum length of 1. Maximum length of 25.

Pattern: ^((AMAZON\.)[a-zA-Z_]+?|[0-9a-zA-Z]+)$

Required: No

valueElicitationPromptSpecification

Prompts that are sent to the user to elicit a value for the slot.

Type: PromptSpecification object

Required: No

See Also

For more information about using this API in one of the language-specific AWS SDKs, see the following:

PrivacySite termsCookie preferences
© 2025, Amazon Web Services, Inc. or its affiliates. All rights reserved.