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CONVERSATIONAL COMMERCE & SALES
5.0 / 5.0
IIT Patna AI & Cyber Security Engineering24/7 WhatsApp Sales AI

24/7 Autonomous WhatsApp & SMS Omnichannel Sales Bot

Multi-Lingual Lead Capture, Live Inventory Lookup & Automated UPI/Stripe Checkout

We engineer high-converting conversational sales bots connected directly to the official Meta WhatsApp Cloud API. Operating 24/7/365, our bot engages inbound leads in natural language, queries store inventory, recommends product variants, schedules consultations, and generates instant UPI/Stripe payment links without requiring human staff.

LEAD RESPONSE TIME
< 1.5s Instant
API CONTRACT
POST /api/v1/whatsapp/webhook-handler
DEPLOYMENT SLA
5 - 7 Days Fast Launch
ENGINEERING AUDIT
Bank-Grade Hardened

The Business Problem & Operational Friction

The costly operational bottlenecks, revenue leaks, and manual risks eliminated by this system.

01. Costly Manual Labor Waste

Teams spend dozens of hours every week manually inputting data, reconciling mismatched spreadsheets, and chasing status updates that should execute autonomously in milliseconds.

02. Human Error & Delayed Cash Flow

Manual bottlenecks cause uncollected overdue receivables, inventory stockouts across e-commerce channels, and critical compliance oversights that expose businesses to financial liability.

03. Slow Response & Lost Deals

Prospects and clients expect instant, sub-second responses. Delayed quote generation, slow phone follow-ups, and unanswered support tickets directly divert high-paying customers to competitors.

Who Needs This Enterprise System

Engineered for Small Businesses, Mid-Market Scale-ups, and Global Enterprises.

Small & Mid Businesses

Eliminate repetitive manual labor, cut operating payroll costs, and deploy enterprise-grade automation without hiring in-house AI teams.

Fast-Growing Startups & D2C

Scale conversion rates, prevent inventory discrepancies, and accelerate customer support response times instantly.

Enterprise C-Suite & CFOs

Mitigate fraud, ensure strict compliance (SOC2/GDPR/ISO), and gain real-time predictive analytics across multi-branch operations.

High-Ticket HNWI & Family Offices

Private, air-gapped security, digital asset succession vaults, and autonomous AI staff for ultra-wealth management.

What We Build & Production Architecture

Official WhatsApp Business API conversational bot capturing inbound leads 24/7/365 across 10+ languages
Real-time catalog inventory queries, dynamic product recommendation cards, and booking calendar integration
Automated checkout link generation with instant UPI, Stripe, and Razorpay payment verification
Live human agent takeover cockpit with seamless multi-agent support ticket routing
PRODUCTION ENGINEERING TECH STACK:
Node.jsWhatsApp Cloud APILangChainRedisPostgreSQLNext.js 15

Measurable Business ROI & Hours Saved

>Captures 100% of after-hours leads that would otherwise bounce to competitors
>Increases direct WhatsApp e-commerce sales conversions by up to 35%
>Drastically reduces support ticket volume by resolving 80% of repetitive customer questions instantly
>Provides conversational analytics tracking lead drop-off and top customer queries

100% IP Ownership • Bank-Grade Security • 30-Day Post-Launch Support

Transparent Investment & Deployment SLA

Fixed turnkey pricing with zero hidden fees, full IP ownership, and dedicated SLA.

Fast-Launch Production 5-7 Days SLA

Turnkey Production Deployment

$990/ one-time turnkey
  • ✓ Full turnkey production source code & Docker deployment
  • ✓ Standard API endpoints, webhooks & database schema
  • ✓ 30 Days post-launch warranty and bug-fix support
Custom Multi-Entity Suite Dedicated SLA

Custom Enterprise Suite & Multi-VPC

$2,772/ bespoke architecture
  • ✓ Bespoke fine-tuned neural models & air-gapped on-premise VPC
  • ✓ High-availability Redis clusters with 99.99% uptime SLA
  • ✓ Dedicated IIT Patna AI & Cyber Security engineering architect
Production Source Code & System Architecture
POST /api/v1/whatsapp/webhook-handler
export async function POST(req: NextRequest) {
  const payload = await req.json();
  const incomingMsg = extractWhatsAppMessage(payload);
  const botReply = await salesAgent.generateContextualResponse(incomingMsg);
  await whatsappClient.sendTextMessage(incomingMsg.senderPhone, botReply.text);
  return NextResponse.json({ status: "REPLIED" });
}
Architecture Note: Next.js 15 webhook receiver with Redis session caching and LangChain conversational memory.
5.0 / 5.0 Rating

Verified Client Reviews & Deployment Feedback

Indexed on Google Search with 5.0 Star Rich Snippets • 100% Verified Production Deployments

100% On-Time SLA
48+ Enterprise Reviews
5.0 Star Delivery

"QuantumRho engineered the entire FantasticFood.in price-comparison infrastructure from scratch. Handling 7,000+ real-time items across 7 platforms (Blinkit, Zepto, BigBasket, Swiggy, JioMart, Amazon Fresh) with sub-50ms latency across 2,000+ cities. Stellar execution."

Sujay Dutta
Founder & CEO, FantasticFood.in
Verified Client
5.0 Star Delivery

"The real-time price comparison and automated multi-platform sync engine built by the IIT Patna team saved us over 8 months of development time. It instantly finds the cheapest grocery prices with 99.9% uptime."

Gita Dutta
Co-Founder & Operations Lead, FantasticFood.in
Verified Client
5.0 Star Delivery

"Saved our operations team over 35 manual hours every single week and completely eliminated inventory discrepancies. The most reliable engineering partner for high-scale automation."

Dr. Siddharth Verma
Chief Technology Officer
Verified Client
TECHNICAL ARCHITECTURE & DEPLOYMENT FAQ

Frequently Asked Questions for 24/7 Autonomous WhatsApp & SMS Omnichannel Sales Bot

Everything you need to know regarding integrations, security compliance, 99.9% uptime SLAs, and code ownership.

We architect custom zero-friction API adapters and webhooks that interface directly with your current tech stack (Node.js, WhatsApp Cloud API, LangChain, Redis), ERPs (SAP, Tally, Zoho, Salesforce), databases (PostgreSQL, MySQL, MongoDB), and communication channels (WhatsApp Business API, Email, Slack). No disruption to your ongoing operations.

Have a custom compliance or architecture requirement?
IIT Patna AI & Cyber Security Engineering Team