The list of system entities

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Luiza Jurczyk
1 min read
updated: Jul 21, 2026

Check out the list of available System Entities you can use in your interactions. To read more about using System Entities go here.

Entity name

Description

Query

Returned data

sys.any

Matches anything that is non-empty.

I want to book a hotel in New York

New York

sys.url

Matches url

https://chatbot.com

https://chatbot.com

sys.integer

Matches integer number

12

12

sys.number

Matches ordinal and cardinal number

one hundred thirty million five hundred seventy thousand

130570000

sys.phone-number

Matches phone number

650-283-4757

650-283-4757

sys.temperature

Matches temperature

37°c, 70 degrees fahrenheit, 45 degrees

{ unit: 'celsius', amount: 37 }
{ unit: 'fahrenheit','amount: 70 }
{ unit: 'unknown', amount: 45 }

sys.email

Matches e-mail

support@chatbot.com

support@chatbot.com

sys.yes

Matches yes synonyms

yes, fine, sure…

yes

sys.no

Matches no synonyms

no, no way...

no

sys.yes-no

Matches yes and no synonyms

yes, sure, no, never

yes, no

sys.alphanumeric

Matches both letters and numerals

AP456UQW

AP456UQW

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