Monte Carlo is a SaaS platform for monitoring data quality in data warehouses and pipelines. It automatically profiles tables, learns baseline behavior, and detects anomalies (unusual patterns, missing data, stale data). Uses statistical methods (hence "Monte Carlo") to distinguish real issues from noise. A typical use case: data warehouse table updates daily. Monte Carlo monitors row count, null percentages, distribution of values. When row count drops 50% unexpectedly, alert fires immediately—preventing bad data from reaching analysts/ML models.