[ AWS CLI Command Reference ](../../index.html)

  * [ Home ](../../index.html)
  * [ User Guide ](https://docs.aws.amazon.com/cli/latest/userguide/)
  * [ Forum ](https://forums.aws.amazon.com/forum.jspa?forumID=150)
  * [ GitHub ](https://github.com/aws/aws-cli)

###  Navigation

  * [ index ](../../genindex.html "General Index")
  * [ next ](describe-type-registration.html "describe-type-registration") | 
  * [ previous ](describe-stacks.html "describe-stacks") | 
  * [ AWS CLI 2.15.40 Command Reference ](../../index.html) » 
  * [ aws ](../index.html) » 
  * [ cloudformation ](index.html) » 

  * [ ← describe-stacks ](describe-stacks.html "previous chapter \(use the left arrow\)") / 
  * [ describe-type-registration → ](describe-type-registration.html "next chapter \(use the right arrow\)")

[ ![Amazon Web Services logo](../../_static/logo.png) ](../../index.html)

###  [ Table of Contents ](../../index.html)

  * describe-type 
    * Description 
    * Synopsis 
    * Options 
    * Global Options 
    * Examples 
    * Output 

###  Quick search

Search box  Search

###  Feedback

Did you find this page useful? Do you have a suggestion to improve the
documentation? [ Give us feedback ](https://docs.aws.amazon.com/forms/aws-doc-
feedback?hidden_service_name=AWS%20Command%20Line%20Interface&hidden_guide_name=Reference&topic_url=https%3A%2F%2Fdocs.aws.amazon.com%2Fcli%2Flatest%2Freference/cloudformation/describe-
type.html) .  
If you would like to suggest an improvement or fix for the AWS CLI, check out
our [ contributing guide ](https://github.com/aws/aws-
cli/blob/develop/CONTRIBUTING.md) on GitHub.

###  User Guide

First time using the AWS CLI? See the [ User Guide
](https://docs.aws.amazon.com/cli/latest/userguide/) for help getting started.

[ [ aws  ](../index.html#cli-aws) . [ cloudformation  ](index.html#cli-aws-
cloudformation) ]

#  describe-type  Â¶

##  Description  Â¶

Returns detailed information about an extension that has been registered.

If you specify a ` VersionId  ` , ` DescribeType  ` returns information about
that specific extension version. Otherwise, it returns information about the
default extension version.

See also: [ AWS API Documentation
](https://docs.aws.amazon.com/goto/WebAPI/cloudformation-2010-05-15/DescribeType)

##  Synopsis  Â¶

    
    
      describe-type
    [--type <value>]
    [--type-name <value>]
    [--arn <value>]
    [--version-id <value>]
    [--publisher-id <value>]
    [--public-version-number <value>]
    [--cli-input-json | --cli-input-yaml]
    [--generate-cli-skeleton <value>]
    [--debug]
    [--endpoint-url <value>]
    [--no-verify-ssl]
    [--no-paginate]
    [--output <value>]
    [--query <value>]
    [--profile <value>]
    [--region <value>]
    [--version <value>]
    [--color <value>]
    [--no-sign-request]
    [--ca-bundle <value>]
    [--cli-read-timeout <value>]
    [--cli-connect-timeout <value>]
    [--cli-binary-format <value>]
    [--no-cli-pager]
    [--cli-auto-prompt]
    [--no-cli-auto-prompt]
    

##  Options  Â¶

` --type  ` (string)

> The kind of extension.
>
> Conditional: You must specify either ` TypeName  ` and ` Type  ` , or ` Arn
> ` .
>
> Possible values:
>
>   * ` RESOURCE  `
>   * ` MODULE  `
>   * ` HOOK  `
>

` --type-name  ` (string)

> The name of the extension.
>
> Conditional: You must specify either ` TypeName  ` and ` Type  ` , or ` Arn
> ` .

` --arn  ` (string)

> The Amazon Resource Name (ARN) of the extension.
>
> Conditional: You must specify either ` TypeName  ` and ` Type  ` , or ` Arn
> ` .

` --version-id  ` (string)

> The ID of a specific version of the extension. The version ID is the value
> at the end of the Amazon Resource Name (ARN) assigned to the extension
> version when it is registered.
>
> If you specify a ` VersionId  ` , ` DescribeType  ` returns information
> about that specific extension version. Otherwise, it returns information
> about the default extension version.

` --publisher-id  ` (string)