List dependent feature flags
> ### Flag prerequisites is an Enterprise feature
>
> Flag prerequisites is available to customers on an Enterprise plan. To learn more, [read about our pricing](https://launchdarkly.com/pricing/). To upgrade your plan, [contact Sales](https://launchdarkly.com/contact-sales/).
List dependent flags across all environments for the flag specified in the path parameters. A dependent flag is a flag that uses another flag as a prerequisite. To learn more, read [Flag prerequisites](https://launchdarkly.com/docs/home/flags/prereqs).
Authentication
Authorizationstring
API Key authentication via header
Path parameters
projectKey
The project key
featureFlagKey
The feature flag key
Response
Multi environment dependent flags collection response
items
An array of dependent flags with their environment information
_links
The location and content type of related resources
_site
Details on how to access the prerequisite flag in the LaunchDarkly UI