Vapi helps developers build, test, and deploy voice agents at scale. We enable everything in between the raw models and production, including telephony, test suites, and real-time analytics.
Thanks for sharing your experience. To help troubleshoot further, can you confirm if you have already added a valid payment method on the Vapi billing page, and if so, did you receive any new error messages after retrying the purchase?
If you continue to have issues, you may also want to contact Vapi support for direct assistance.
Make sure when you enter all your card details to click the checkmark button to save your card details. You will know it is saved if it hides the numbers with dots.