Make a Live VRChat with my avatar on another game

I would like to go live with my VRChat avatar while playing another game.

How could I do that ?
I tried with VTuber, but it is paying.

I don’t want to use money to make my Lives.

French :
Je voudrais faire un Live avec mon avatar VRChat en fond pendant que je joue à un autre jeu, un

VRChat is not VTuber software.

Go make something in VRoid studio?

Some avatars have VRM files freely available, [無料] Himiko 2022 [CC0/VRChatセットアップ済み/VRM] - HENGE(変化稲荷社) - BOOTH

VSeeFace? Best Free VTuber Software | Streamlabs