No. While your subscription is active, you will receive credits every month after each successful payment. Unused credits from previous months will not expire.
Generating 3D models costs 1 credit per output, for both Text-to-STL and Image-to-STL. If you generate a batch of 8 models, it will consume 8 credits.
All payments are handled securely by Stripe. We do not store your billing information on our server.