// build_guide
// How to build AI WhatsApp Customer Service Bot for Indian E-commerce Sellers
WhatsApp Business API integration requires robust webhook handling and real-time processing. Node.js excels at handling concurrent connections and API integrations. MongoDB suits the unstructured nature of chat data and order tracking information.
Complexity 7/10AI Product
// recommended_stack
FrontendReact.js web dashboard
BackendNode.js with Express
DatabaseMongoDB
AuthJWT with role-based access
HostingAWS EC2 with Redis
ExtraWhatsApp Business API
ExtraOpenAI GPT-4
ExtraTwilio
ExtraWebhook handlers
ExtraQueue system
// cost_and_timeline
USD min
$6,000
USD max
$12,000
INR min
₹5.0L
INR max
₹10.0L
Typical AI Product projects cost $6,000–$18,000 USD and take 10–16 weeks with an Indian dev team. See the full cost guide →
// timeline_breakdown
1 weekDiscovery & WhatsApp API Setup
3 weeksCore Bot Development
2 weeksAI Integration & Testing
1 weekDashboard & Deployment
// mvp_features[]
## What to build in the MVP
-WhatsApp message receiving/sending
-Basic AI query understanding
-Order status lookup
-Simple admin dashboard
-Automated responses for common queries
-Seller onboarding flow
// risk_flags[]
## Engineering risks to plan for
!WhatsApp Business API approval can take 2-4 weeks
!Budget may be insufficient for full AI capabilities
!E-commerce platform integrations add complexity
!Real-time performance critical for customer experience
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// related_resources