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How to Register and Manage Payment Methods

Last updated: 2026-03-11·1 min read

To use a paid Nubint AI subscription (Pro, Max), you need to register a
payment method. We currently support credit and debit card payments, and
automatic payments are processed each billing cycle using your registered
payment method.

How to Register a Payment Method

Step 1. Click the profile icon in the top right and select Settings.

Step 2. Navigate to the Payment tab on the Settings page.

Step 3. Select Add Payment Method.

Step 4. Enter your card number, expiration date, and CVC, then save.


Want to Change Your Payment Method?

Registered payment methods cannot be separately changed or deleted. To switch your payment method, cancel your subscription and resubscribe with a new card.

You can continue using your current plan until the end of the current billing cycle even after cancellation.

If your card is about to expire or your card number is changing, resubscribe at the end of your current billing cycle for uninterrupted service.