Manual data cleanup: 30 minutes, minimum. Same task with Claude Code: under two minutes, cleaner output, and a chart ready to present. I started with a messy budget vs. actuals CSV — inconsistent formatting, mixed dates, missing values. Claude Code cleaned it, standardized everything, and generated a variance chart. One prompt. Full tutorial on the channel — covers setup, this dataset demo, and building a cash flow app from scratch. #FinanceAutomation #DataCleaning #AIinFinance