Method: messages.createChat

Creates a new chat.

May also return 0-N updates of type updateGroupInvitePrivacyForbidden: it indicates we couldn’t add a user to a chat because of their privacy settings; if required, an invite link can be shared with the user, instead.

Parameters:

Name	Type	Description	Required
users	Array of Username, chat ID, Update, Message or InputUser	List of user IDs to be invited	Yes
title	string	Chat name	Optional
ttl_period	int	Time-to-live of all messages that will be sent in the chat: once message.date+message.ttl_period === time(), the message will be deleted on the server, and must be deleted locally as well. You can use messages.setDefaultHistoryTTL to edit this value later.	Optional

Return type: messages.InvitedUsers

Can bots use this method: NO

MadelineProto Example (now async for huge speed and parallelism!):

if (!file_exists('madeline.php')) {
    copy('https://phar.madelineproto.xyz/madeline.php', 'madeline.php');
}
include 'madeline.php';

$MadelineProto = new \danog\MadelineProto\API('session.madeline');
$MadelineProto->start();

$messages_InvitedUsers = $MadelineProto->messages->createChat(users: [$InputUser, $InputUser], title: 'string', ttl_period: $int, );