◈ Gemini API/2026-07-14Advanced
Before One Runaway Experiment Drains the Shared Budget: Using AI Studio Spend Caps as Isolation Walls
When you run several Gemini experiments under one billing account, a single runaway loop takes everything else down with it. Here is how I use AI Studio's per-project spend caps as isolation walls, plus a client-side soft ceiling and monthly reconciliation, with working code.
◈ Gemini API/2026-06-27Advanced
Don't Retry Every Gemini 429 — Telling Rate Limits Apart From Spend Cap Exhaustion
A 429 RESOURCE_EXHAUSTED can mean 'wait a second and it clears' or 'you're out of budget for the month.' Now that Project Spend Caps is generally available, the second case is real in production. Here's how to classify the two and build a retry layer plus a circuit breaker around them.