Thinking about retirement feels like something you can put off—until it’s suddenly not. While planning for the weekend seems easier than planning decades ahead, tools like ChatGPT can give a rough picture of what retirement might cost. Although it doesn’t replace a financial advisor, this AI tool can highlight a few numbers that may shift your mindset.
When asked how much money someone would need to retire in 20 years, ChatGPT provided a detailed outline. It considered key factors like future inflation, expected returns on investments, and annual living expenses.
While it’s not foolproof, the response can help spark more meaningful savings strategies.
How ChatGPT Approaches Retirement Projections

ChatGPT doesn’t assume your income, age, or lifestyle. Instead, it uses a general scenario: a 45-year-old planning to retire at 65, expecting to live 25 years in retirement on a $60,000 yearly budget. It assumes an average inflation rate of 2.5% to 3% and investment returns between 5% and 7%. Pre-retirement, the return is estimated at 6%, while post-retirement, it dips to 4%.
The chatbot also references standard financial models like annuity value formulas. These help determine how much you’ll need to save to generate a specific annual income during retirement.
The Power of Inflation Over Two Decades
Inflation doesn’t just eat into savings—it quietly reshapes your financial reality. While $60,000 might seem like a decent retirement income today, ChatGPT calculates you’d need about $108,360 in 20 years to match that same purchasing power.
If inflation averages 2.5% per year, your dollars lose value. That means saving now isn’t just about stacking cash—it’s about preserving future buying strength.
Building the Nest Egg
Using that future income target, ChatGPT estimates that someone would need about $1.692 million by the time they hit 65. This would allow withdrawals of $108,360 per year for 25 years, assuming a 4% return rate in retirement.
To get there with 6% growth during the saving years, you’d need to put away around $3,813 monthly. That figure doesn’t account for any current savings or contributions, so the actual target may vary. Still, this estimate emphasizes the value of starting early and staying consistent.
Can You Trust ChatGPT with Financial Planning?

Despite its remarkable speed with numbers, ChatGPT is not a financial advisor. It doesn’t know your income, spending habits, debt, or savings. What it can do is initiate a conversation. It can outline ballpark figures, spotlight how inflation changes your needs, and give a fresh view of compound growth.
Even ChatGPT admits that better results come from using comprehensive retirement calculators that ask about your 401(k), IRA, pensions, and more. It’s a first step, not a final answer.
Moving from Curiosity to Action
ChatGPT shows how much you may need. But real financial planning requires effort and a customized approach. After all, no one wants to hit retirement age and be caught off guard. Whether through spreadsheets, financial apps, or professional guidance, taking small steps now pays off in big ways later.
So use tools like ChatGPT to explore the future, but make sure your real plan includes trusted sources, accurate projections, and, most importantly, action.