CostWatch blog

Practical guides on Azure cost visibility and anomaly detection.

Your Azure bill jumped. Here is how to find out why

2026-07-24 · Daily granularity, two group-bys, the usual suspects, and matching the spike date to a change, plus how to stop learning about spikes from the invoice.

Azure budget alerts are not anomaly detection

2026-07-24 · Budgets answer whether total spend crossed a line. Anomalies are per-service jumps a budget cannot see until weeks later. Use both.