MediaConvert
User Guide

AWS Elemental MediaConvert Queue, Template, and Preset Tag Restrictions

The following basic restrictions apply to tags:

  • Maximum number of tags per resource – 50.

  • Maximum Key length – 128 Unicode characters.

  • Maximum Value length – 256 Unicode characters.

  • Valid values for Key and Value – Uppercase and lowercase letters in the UTF-8 character set, numbers, space, and the following characters: _ . : / = + - and @.

  • Tag keys and values are case sensitive.

  • Don't use the aws: prefix for either keys or values. It's reserved for AWS use.