# API Types

LootLocker has three different types of APIs depending on the needs of your game and development pipeline.

Click on an API to view its reference documentation.

### Game API

The [Game API](https://ref.lootlocker.com/game) is integrated into your game client so that your game can talk to the LootLocker backend.

### Server API

The [Server API](https://ref.lootlocker.com/server) is integrated into your hosted game server so that your game server can talk to the LootLocker backend.

### Admin API

The [Admin API](https://ref.lootlocker.com/admin) provides direct access to LootLocker’s features and can also be used by your game editor.

### Auth Client API

The [Auth Client API](https://ref.lootlocker.com/auth-client) is used for advanced authentication flows such as Unified Player Authentication.