Unauthorized Gemini API usage cost $19,539.84 and Google Billing denied the adjustment

Front_Cry2889 · reddit · 2026-09-18

A developer reports that Google itself detected their project was compromised, confirming unauthorized Gemini API usage totaling $19,539.84 — yet GCP Billing denied the adjustment request (Case #75505172). The post highlights a troubling gap: the platform's own anomaly detection confirmed the breach, but the victim is still expected to absorb the fraudulent charges — a cautionary tale for teams running AI APIs on cloud platforms.

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