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logo
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Dashboard
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Intro of our project
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Readme file
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Repo
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Sandbox configuration
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Test simulator
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Transaction Audit
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workspace
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vercel deploy
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frontend repo
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key Features
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Category
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Payment Issues
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Navigation
Inspiration
We were inspired to solve a common problem in online payments: customers and merchants often struggle to understand why a payment fails or remains pending. We wanted to make payment recovery smarter, simpler, and more transparent using Artificial Intelligence.
What it does
PaySage is an AI-powered PayPal payment assistant that helps merchants understand payment failures and take appropriate next steps. Key features:- -PayPal Sandbox payment integration. -Payment status monitoring. -AI-powered explanations of payment errors. -Suggested recovery actions. -Transaction history and payment analytics. -Webhook-based payment event processing.
How we built it
We are building SmartCheckoutAI using React and Vite for the frontend, Node.js and Express for the backend, PayPal REST APIs for payment processing, and OpenAI API for intelligent payment explanations. The backend is hosted on Render, with PayPal webhooks for payment event notifications.
Challenges we ran into
Some of our main challenges included integrating PayPal APIs, understanding payment status responses, handling webhook notifications, securing API credentials, and generating accurate AI explanations for different payment failure scenarios.
Accomplishments that we're proud of
We are proud to develop an AI-powered fintech solution that combines PayPal payment processing with intelligent error explanations. Our goal is to make complex payment issues easier for merchants to understand and resolve.
What we learned
We learned how to work with payment APIs, manage environment variables securely, integrate AI services, handle webhook events, connect frontend and backend applications, and deploy applications using cloud hosting.
What's next for PaySage
We plan to improve payment recovery recommendations, introduce advanced transaction analytics, support multiple payment providers, add multilingual AI explanations, and provide merchants with even better insights into their checkout performance.
