Manual billing sync request: "Error during billing setup" / Cannot set up prepay

Gemini API
1

  • Project ID: gen-lang-client-0244980..

  • Billing Account ID: 007A32-0D9273-AC7..

  • Issue: Receiving an “Error during billing setup” toast message when clicking the “Set up prepay” button. The prepay flow fails to load.

Screenshot 2026-09-14 at 1.59.03 PM
Screenshot 2026-09-14 at 1.59.03 PM1709×1194 150 KB