Y Build
New Project
Y
Y Build Agent
Online
Thinking
→ Understanding requirements: E-commerce site, product display, cart, online payment
→ User profile: Small merchant, need quick launch, limited budget
→ Feature breakdown: Product management, inventory, orders, payments, user system
→ Tech stack: Frontend-backend separation for scalability and maintainability
→ Architecture decision: Next.js + FastAPI + PostgreSQL + Stripe
Search Stripe payment integration best practices
Read e-commerce project template
Generate system architecture
Got it, I'll build this with Next.js + FastAPI + PostgreSQL + Stripe. This stack is stable and reliable.
We're live! my-shop.y.build. Now let me help you grow.
Growth plan complete! Traffic grew from 89 to 2,847, revenue $2,842.
Optimization complete! Conversion rate 5.8% → 8.2%, revenue up to $5,280.
What else can I help you with?
Code
Speak naturally, AI writes the code
Don't know how to code? No problem. Tell AI what you want, and it handles everything.
Analyzing requirements...
Backend
api/cart.ts42 lines
Frontend
useCart.ts38 lines
CartItem.tsx56 lines
Generation complete+136 lines · 3 files
Deploy
One click to go live worldwide
No server configuration, no domain hassle. Enter your domain and your product goes live instantly.
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Check2
Build3
Optimize4
DeployDeploy...
...
Demo Cut
AI generates demo videos
Upload your product, AI writes the script and generates a professional demo video in minutes.
Intro
...0%
1Uploading
2Generating
3Rendering
Video is ready!
1:24 · 720p · MP4
Analytics
Real-time data, clear at a glance
Traffic sources, user behavior, conversion funnels — all important metrics in one dashboard.
Visitors+23%
Revenue+12%
Conversion-2%
Trend+18%
Optimization Opportunity
Mobile
Manage business on the go
View data and handle orders anytime, anywhere. Never miss a business opportunity.
View Analytics
Manage Products
Orders
Settings
9:41
Y
Y Build
3 Orders
Today
Deploy successful!
Todaymy-app.y.build
Today's Revenue
Today328 · ¥2,847
Optimization Opportunity
5mConversion -15%
Chat with AI...
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