29 RESOURCE_EXHAUSTED despite funded GCP billing account — prepay sync issue

Hi,

I’m experiencing the known billing sync issue between GCP and AI Studio Prepay.

  • Project ID: paparticula (check exact ID in console)

  • Cloud Billing ID: [el que aparece en console.cloud.google.com → Billing]

  • GCP shows: €15 remaining

  • AI Studio shows: €0 / depleted

  • All image generation models return 429 across multiple API keys

Could someone manually trigger a sync for my account?

Thank you.