Voice Recognition
Interpret complex user intents with advanced Natural Language Processing across multiple Indian languages.
POST
/v1/voice/trigger
Make a Call
Start an automated voice call to any customer. Personalize greetings and responses using customer data.
| Parameter | Description |
|---|---|
| flow_idstring | The ID of the call flow to use for this call. |
| tts_enginestring | Voice type: Neural (natural), Standard, or Custom. |
| attributesobject | Personalization data (e.g., customer name, due date). |
// Trigger a Personalized Outbound IVR curl -X POST https://api.duotechsolutions.in/v1/voice/trigger \ -H "Authorization: Bearer [TOKEN]" \ -d '{ "to": "+919876543210", "flow_id": "payment_reminder_v4", "attributes": { "user": "Alexander", "due_date": "Oct 24" } }'
GET
/v1/webhooks/config
Webhook Notifications
Get real-time updates when callers press buttons (DTMF) or speak a command.
| Event | Description |
|---|---|
| on_input | Triggered when the caller presses a key or speaks. |
| on_hangup | Call ended — includes duration and outcome. |
// Webhook Payload Example { "event": "dtmf_input", "call_sid": "CA39281X", "digits": "1", "intent": "speak_to_agent", "confidence": 0.98 }
Quick Start
Node.js
npm install @ivr-core/sdk
Python
pip install ivr-telephony
PHP
composer require ivr/voice-xml
Ruby
gem install ivr-api