Personal Finance · Tabnews · 🇧🇷 Brazil
Building a balance sheet and debt payoff plan by chatting with an AI
A dev created a financial analyst with Gemini that reads a card statement or bank statement and proposes a payoff plan.
- Profession
- Developer, Person in Debt
- Tools
- Gemini
- Source
- tabnews.com.br ↗
- Country
- 🇧🇷 Brazil
- Report date
- October 10, 2026
- Verified on
- October 24, 2026

What they did
Built an assistant that puts together a monthly balance sheet, a diagnosis and a payoff plan.
How it went
The account gives no numbers.
Good to know
Statements are personal financial data: delete names and account numbers before sending.
The prompt
My income is [amount]. Fixed expenses: [list]. Debts: [creditor, balance, interest, installment]. Put together a balance sheet, tell me how much of my income is already committed, and compare the avalanche and snowball strategies for paying them off.
Replace what is in [brackets]. Prompt written by us from the account, not a literal copy of the source. Do not paste other people’s personal data (privacy laws such as LGPD and GDPR apply).
Summary in our own words. Results as stated in the original account; we have not tested or audited them. Read the source ↗ Found a mistake?
Similar cases
01Finding a forgotten charge and getting a refund
The agent reviewed 12 months of receipts, found an idle database and kept pushing until the company issued a refund.
02Getting your finances organized from scratch by chatting with ChatGPT
The author explains how they listed expenses, categorized them and built a plan by chatting with ChatGPT, with no complicated spreadsheet.
03Preparing your income tax return with an AI agent
A developer used Claude Code with Open Finance data to organize tax statements and build the return, leaving only the review for himself.
04When your AI limit runs out in the middle of the day
A dev running four subagents across four repositories ran out of tokens and reflected on their dependence on AI.
05Adding an assistant that answers only from your WordPress site's content
A dev published a plugin with RAG and Gemini in the official directory that prevents made-up answers.
06Asking AI for a specific algorithm for a research project
A developer skeptical of LLMs used Gemini to generate random quantum circuits in the QCOP project.
07Setting up complete Discord servers with an AI bot
An open source bot uses Gemini to plan categories, channels, roles and rules from a description.
08Frenchman finally cancels seven subscriptions he had been putting off
The agent didn't just make a list: it canceled and closed the accounts for seven services.