API VOICE CALLING
Automate Voice Calls With Scalable Programmable APIs
API Voice Calling allows businesses to integrate voice call functionality directly into their applications or workflows. Whether you’re sending alerts, reminders, or personalized updates, our programmable voice APIs make it easy to trigger calls automatically—securely, efficiently, and at scale.
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Comprehensive API Voice Calling Services
We provide developer-friendly, fully documented voice APIs to launch, manage, and track calls in real time across India and beyond.
Programmable Voice APIs
Trigger one-to-one or bulk voice calls using simple REST APIs with support for both TTS (Text-to-Speech) and audio file playback.
Personalized & Dynamic Messaging
Insert user-specific data (name, amount, date, etc.) into each voice call for maximum engagement and accuracy.
IVR & Call Routing Features
Build intelligent call flows with IVR menus and route users to live agents or department extensions based on keypad inputs.
Real-Time Reporting & Webhooks
Receive live call updates via webhooks and access delivery reports through a secure dashboard or API response.
Our API Voice Calling Approach
Our approach combines developer flexibility with enterprise-grade performance. You can embed voice functionality into any system—whether CRM, ERP, or mobile app—within minutes. Using TTS or custom audio, you can deliver highly personalized voice messages triggered by actions like user registration, missed payments, or delivery status.
We ensure compliance with DND regulations, provide failover and retry mechanisms, and offer scalable infrastructure that supports high call volumes without latency. Whether you’re a fintech company, eCommerce store, or service provider, API Voice Calling helps you stay proactive and responsive.
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Payment Reminders With Customer Name & Amount
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Order & Delivery Notifications With Dynamic Status
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Automated OTP or Verification Calls
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Payment Reminder Voice Alerts
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Real-Time Support Callbacks
Key Technologies
We use cloud-based programmable voice engines and robust telecom infrastructure to power reliable and intelligent voice experiences. Our system is designed for flexibility, allowing businesses to integrate voice calling into their platforms using secure, RESTful APIs.
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RESTful Voice APIs with JSON Payloads
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Dynamic Text-to-Speech (TTS) Integration
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Pre-Recorded Audio with Variable Inserts
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IVR Menu Builder & Call Flow Designer
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Webhook-Triggered Voice Calls
We Make for Your Team
Our team ensures timely results without compromising quality
Our business website went from outdated to cutting-edge in no time. The team understood our vision and delivered a seamless, fast, and beautifully designed site. Highly recommended!

Magizh Handicrafts
Ganapathi (CEO & Founder)
I recently got my website developed by Vilva Business, and I must say, their service was outstanding! From the initial consultation to the final launch, the team was highly professional, responsive, and creative.

Zemdrop
Yuvraj (CEO & Founder)
A game-changer for our online presence. The design is sleek, and the functionality is top-notch!

Ayyawins
Ram Dhanapal (CEO & Founder)
I give Ecom Saas a 5/5 rating and have already recommended them to family and friends. I will continue to recommend them to everyone. Their technical team is supportive, interactive, and always goes above and beyond to fulfill our requirements.

Adyarhandicrafts
Manikandan (CEO & Founder)
Vilva Team is building my E-Commerce website and getting great support, understanding my requirements. I see good progress with timely updates. Satisfied with their amazing service.

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Ananda (CEO & Founder)
The services provided by Vilva networks are exceptional. They offer 24/7 service and ensure accountability and thorough monitoring. The technical team is highly interactive, addressing queries promptly and efficiently.

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Sivasamy (CEO & Founder)
The development of the Thaithingal website has experienced significant growth over the last decade, thanks to Vilva Networks commitment

Thaithingal
Manikandan (CEO & Founder)
Vilva Network is building my e commerce website ad getting a great support to understand my exact requirements. They are providing me with regular update in timely manner. Wishing you to continue provide the excellent support with same team spirit.

Jonas International
Oliver Fernandes (CEO & Founder)
















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