Since you've already tried multiple cards and methods, this appears to be an account-specific issue. The best course of action is to contact Vapi support directly at support@vapi.com with your organization ID and a description of the error.
In your email, include:
- Screenshot of the error
- Your organization ID
- Cards/methods you've already tried
- Mention that you need urgent assistance to add credits
According to documentation, the support team typically responds within 24 hours.
Sources:
- [Discord message about contacting support](
https://discord.com/channels/1211482211119796234/1336565895266435135)
- [Discord message about payment troubleshooting](
https://discord.com/channels/1211482211119796234/1335754200868716564)