Building a Free AI-Powered Personal Finance Academy on Next.js

Brannon ONell — Wed, 16 Jul 2025 18:00:02 +0000

Why I Built This

Managing money can be tedious: endless spreadsheets, manual categorization, and questions without instant answers. I wanted a zero-cost, zero-setup solution that harnesses AI to simplify every step of the personal finance journey.

Key Features

Automated Expense Categorization

Transactions from Plaid-linked accounts are auto-tagged by a custom ML model.
Real-Time Net Worth & Cashflow

See your assets, liabilities, and cashflow update instantly as new data arrives.
AI Chatbot Finance Coach

Ask questions like “How much did I spend on dining out this month?” or “What’s the difference between a Roth IRA and Traditional IRA?” and get instant, conversational answers.
Personalized Insights & Alerts

Weekly AI-generated tips—budget adjustments, savings challenges, and investment suggestions aligned with your goals.

Tech Stack & Code Snippet

Built with Next.js, React, Tailwind CSS, and integrated with Plaid and OpenAI’s GPT-4. Here’s a snippet showing how we call the chatbot API:

Try It for Free

Check it out at 👉 https://finance-academy-two.vercel.app/No signup fees, no credit cards—just instant AI-powered finance.
{ model: 'gpt-4', messages: [{ role: 'user', content: message }], session_id: sessionId },
{ headers: { 'Authorization': Bearer ${process.env.OPENAI_KEY} } }
);
res.status(200).json({ reply: response.data.choices[0].message.content });
}

DEV Community: Brannon ONell

Building a Free AI-Powered Personal Finance Academy on Next.js

Why I Built This

Key Features

Tech Stack & Code Snippet