CityXmart: a 41-second WhatsApp checkout
Customers browse the catalogue, fill a cart and pay by UPI without leaving WhatsApp. The store owner gets an alert the moment an order is paid.
- Product catalogue and cart inside the chat
- UPI payment reconciliation via bank webhooks
- Owner alerts and human handoff for edge cases

- Order to paid
- 41 Sec
- App install
- 0 MB
StackMeta WhatsApp Business API / UPI webhooks / Node.js / PostgreSQL


