Whats91 Commerce Lab
Three tiny journeys. One dependable order contract.
Explore how a customer selection becomes a validated order, reaches WhatsApp, and stays in sync while payment is completed.
Server validatedZero databaseServer-side secrets
NormalizedOrderAPI v3
journeymetro · restaurant · shop
currencyINR
recipient91XXXXXXXXXX
validated → priced → sent
Choose a path
Start a demo checkout
Use a link with ?phone=91XXXXXXXXXX or type one manually.
₹5 / rider
Journey 01
Metro ticket
Pick two stations, choose up to six riders, and map one clean ticket line.
Open journey₹10–₹50
Journey 02
Neighbourhood kitchen
Build a tiny menu basket and see delivery calculated as an order charge.
Open journey₹10–₹30
Journey 03
Small bookshop
Choose demo books and watch a five-percent GST line reconcile exactly.
Open journey01ChooseHard-coded fixtures
→02ValidateZod at the edge
→03NormalizeOne order model
→04SendWhatsApp payment