financial-calculator
Financial Calculator
Use deterministic calculations instead of ad hoc spreadsheet math when the user needs precise financial outputs.
Use This For
- Loan and mortgage math
- Investment growth and savings goals
- NPV, IRR, and payback analysis
- Retirement projections and withdrawal planning
- Monte Carlo style risk scenarios
Workflow
- Confirm units and assumptions first: rates, compounding, time horizon, taxes, and inflation.
- Use
scripts/financial_calc.pyas the source of truth for the computation. - Return both the answer and the assumptions that materially drive it.
Guardrails
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