Deliver booking confirmations and e-tickets for travel and hospitality systems.
curl -X POST https://api.hkreach.in/api/external/send/template \Power your software with official WhatsApp communication features in minutes.
Send gate changes, flight delays, and boarding reminders automatically.
Push hotel addresses and digital check-in links to guests before arrival.
Provide immediate status updates for canceled bookings and refund processing.
Integrate our REST API into your existing .NET, Java, or Node.js backend seamlessly.
No UI work needed in your app. Pass dynamic parameters via JSON and our API handles the rest.
Build trust with your users by sending messages from an official, verified business profile.
Use webhooks to sync delivery and read status back into your database for a complete audit trail.
{
"status": "success",
"messageId": "wamid.HBgLM...",
"timestamp": 1712318462,
"meta": {
"category": "utility",
"billable": true
}
}
Our infrastructure is optimized for high-throughput vertical applications requiring mission-critical uptime.
Built on Meta's official Cloud API for maximum reliability and zero ban risk.
Receive tens of thousands of status updates per second with our low-latency webhook engine.
Direct priority support from our engineering team for complex custom integrations.
Whether you're building a platform for buses, concerts, or flights, users expect instant, accessible tickets. Relying on SMS links or email attachments often leads to frustration at the boarding gate. Integrating the Official WhatsApp Business API via HK Reach ensures a frictionless experience.
Deliver PDF tickets and scannable QR codes straight to the customer's WhatsApp immediately after payment. This ensures the ticket is always accessible offline on their phone when they need it most.
Send proactive notifications for schedule changes, gate updates, or delays. A quick WhatsApp message from a verified business handle reduces customer support volume drastically during unexpected disruptions.
Streamline your ticketing operations today. Rely on Harikrishna Enterprise's robust API for high-availability messaging.