It looks like Vapi recently switched to a new credit-based billing system. To resolve your payment issue, please:
1. Go to the [Vapi billing page](
https://dashboard.vapi.ai/org/billing).
2. Click
"Switch to Credit Based Billing" and follow the prompts to make your payment.
Note: This migration requires you to log in and cannot be undone.
If you still have trouble, please let support know!
Source:
- [Changelog October 10, 2024](
https://docs.vapi.ai/changelog/2024/10/10)