Knowledge Base ← BISTRI : Customer Feedback & Support Bistri Developers → Which ports do I need to open to use Bistri API ? Do I need a credit card to sign up? Is there a setup fee? How do I upgrade my plan? Are Custom Plans Available? 8 articles → User FAQ → Does my video / audio calls are recorded ? Account deletion. Questions fréquentes → Mes appels Vidéo / Audio sont-ils enregistrés ? Suppression de compte Bistri. All articles → Which ports do I need to open to use Bistri API ? Do I need a credit card to sign up? Does my video / audio calls are recorded ? Is there a setup fee? How do I upgrade my plan? 12 articles →