Microsoft Sentinel Pricing Explained (+ How to Cut Costs)

This report details Microsoft Sentinel's 2026 pricing model (analytics and data lake tiers), available free/subsidized ingestion sources, and three operational approaches to reduce Sentinel costs—filtering unwanted data, routing logs to appropriate tiers, and detecting ingestion anomalies—while promoting Realm Security's pipeline and Data Haven archival product as solutions to cut SIEM bills without losing detection coverage.