# CreateLobbyV3Params


## Fields

| Field                                                                                                                                                                                                                                       | Type                                                                                                                                                                                                                                        | Required                                                                                                                                                                                                                                    | Description                                                                                                                                                                                                                                 | Example                                                                                                                                                                                                                                     |
| ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| `Region`                                                                                                                                                                                                                                    | [Region](../../Models/Shared/Region.md)                                                                                                                                                                                                     | :heavy_check_mark:                                                                                                                                                                                                                          | N/A                                                                                                                                                                                                                                         |                                                                                                                                                                                                                                             |
| `RoomConfig`                                                                                                                                                                                                                                | *string*                                                                                                                                                                                                                                    | :heavy_minus_sign:                                                                                                                                                                                                                          | Optional configuration parameters for the room. Can be any string including stringified JSON. It is accessible from the room via [`GetRoomInfo()`](https://hathora.dev/api#tag/RoomV2/operation/GetRoomInfo).                               | {"name":"my-room"}                                                                                                                                                                                                                          |
| `Visibility`                                                                                                                                                                                                                                | [LobbyVisibility](../../Models/Shared/LobbyVisibility.md)                                                                                                                                                                                   | :heavy_check_mark:                                                                                                                                                                                                                          | Types of lobbies a player can create.<br/><br/>`private`: the player who created the room must share the roomId with their friends<br/><br/>`public`: visible in the public lobby list, anyone can join<br/><br/>`local`: for testing with a server running locally | private                                                                                                                                                                                                                                     |