This appears to be the reported OpenAI TikTok clone, but currently it's invite only.
Looks like they allow for "cameos" which is the mechanism to include others in your videos (consent is ambigious) and is the mechanism they are using to differentiate themselves / leverage social virality.
minimaxir•1h ago
Looks like they allow for "cameos" which is the mechanism to include others in your videos (consent is ambigious) and is the mechanism they are using to differentiate themselves / leverage social virality.