Getting the numbers right

How AI analyses of business spreadsheets go wrong, how to check an answer in a minute, and how to review a report before anyone else relies on it.

• Why AI gets spreadsheet numbers wrong — and how to check an answerThe three ways an AI analysis of a spreadsheet produces a wrong number, and five checks that catch them before the number reaches a report.2026-09-12 · 8 min read
• What provenance means in an AI data analysisProvenance is the record of which file, sheet, columns, filters and rows produced a number. Why it is the difference between an answer you can use and one you have to redo.2026-09-12 · 6 min read
• How to audit an AI-generated financial report before you send itA practical checklist for reviewing a P&L summary, cash-flow analysis or sales report produced with AI: reconcile totals, check periods, confirm definitions and trace every figure.2026-09-12 · 7 min read
• DataMimi vs ChatGPT for spreadsheet analysis: what is actually differentChatGPT is a general assistant that can analyse files; DataMimi is built only for business spreadsheets. Where each is the better choice, with prices and limits sourced.2026-09-12 · 6 min read