On the free plan, you get limited daily usage of Zo’s built-in AI models.Your Zo subscription is primarily for your server. Paid plans also include free monthly AI credits. AI usage is charged at-cost, using the same rates we pay our underlying AI model providers. You can either top-up your credits when they’re low, or let overage be charged to your payment method on file.Free and paid users alike can bring their own API keys, enabling use of Zo with any AI model, from any inference provider.