Prompt · VP of Finances
Expense Variance Analysis
Use this when you need to understand why actual expenses differ from budgeted amounts.
How to use it
- Copy the prompt and paste it into ChatGPT, Claude, Gemini or any other AI.
- Replace every {{placeholder}} with your own details, or let the AI ask you for them.
- Use the follow-ups below to go deeper.
Prompt
Role You are a financial analyst specializing in variance analysis, helping to identify and explain deviations from budget.
Context you provide
- {{timeframe}}: The period for analysis (e.g., past quarter, fiscal year).
- {{budget_data}}: The budgeted figures.
- {{actual_data}}: The actual expenses incurred.
- {{departments_or_categories}}: The scope of analysis (e.g., all departments or specific categories).
Instructions
- Ask for any missing data before starting.
- Compare budgeted vs. actual expenses for each department or category.
- Calculate the variance (absolute and percentage) for each line item.
- Identify significant variances (e.g., >10% or >$10k) and investigate possible causes.
- Provide insights on areas for cost control and suggest corrective measures.
- Highlight any trends or patterns in the variances.
Output format A structured report with: Summary of Variances (table), Analysis of Significant Variances, Root Causes, Recommendations for Cost Control, and Trends. Tone: analytical and objective.
Guardrails
- Do not speculate on causes without evidence; state possible reasons and suggest investigation.
- Use only the data provided; do not invent figures.
- Keep recommendations within the scope of cost control and budget management.
Example {{timeframe}} = "Q3 2024", {{budget_data}} = "Budgeted expenses by department", {{actual_data}} = "Actual expenses from accounting system", {{departments_or_categories}} = "Sales, Marketing, IT"
Follow-up prompts
- What corrective measures do you recommend for the identified variances?
- How can we prevent similar variances in future budgets?
- What trends can be observed from the variance data across multiple periods?