> ## Documentation Index
> Fetch the complete documentation index at: https://launchdarkly.com/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# SDK Keys (beta)

<View title="Developer" />

<View title="Federal docs" />

<View title="EU docs" />

> ### This feature is in beta
>
> To use this feature, pass in a header including the `LD-API-Version` key with value set to `beta`. Use this header with each call. To learn more, read [Beta resources](/docs/api/overview#beta-resources).
>
> Resources that are in beta are still undergoing testing and development. They may change without notice, including becoming backwards incompatible.

The SDK keys API lets you create, retrieve, and manage additional server-side and mobile SDK keys for your environments.

To learn more, read [SDK keys](/docs/sdk/concepts/client-side-server-side#keys-and-credentials).