voice api


Reach Anyone with robust Voice Infrastructure

Integrate jitter-free, crystal-clear voice calls across any browser, app and device with voice API.

Build Conversations Without Boundaries

Make and receive calls with anyone in the world who has an internet connection or a phone number. Now, you can embed Voice-over-IP (VoIP), PSTN and SIP calling directly into your app, browser or AI chatbots using your preferred programming language. With our easy-to-implement Voice APIs and SDKs, you get to market faster and enjoy a peace of mind with crystal-clear call quality.

VoIP Call

Build immersive one-to-one to large scale Voice-over-IP calls across browsers, app and web applications.

Phone Call

Connect to PSTN networks globally and reach anyone with an EnableX phone number.

View Numbers

Build the Voice Experience You Need

Why Enablex VOICE API

Build crystal-clear voice applications across PSTN and VOIP using your preferred programming language.


Features That Propel The Performance Of Communications

Enriched features to help you build the exact voice app that you need and the experience your users love.

  • Voice Broadcast

    Send bulk messages and alerts with outbound phone calls and optional IVR feedback

  • Group Voice Call

    Create audio calls globally from one-to-one calls to multi-party calls by bridging any combination of client, SIP and PSTN calls

  • SIP Interconnect

    Interoperate between VOIP and telephony systems for SIP-based audio calls

  • Virtual Numbers

    Choose from a massive inventory of phone numbers from us or bring your own for connection to PSTN Calls

  • Call Masking

    Connect callers and recipients while safeguarding their privacy with our number anonymisation service

  • Text-to-Speech

    Convert text to voice on our platform and broadcast to your global audience

Features of Voice API

Send bulk messages and alerts with outbound phone calls and optional IVR feedback

  • Interactive Voice Response

    Collect feedback and respond to customer inquiries or route calls to the right person with multi-level IVR

  • Recording

    Record, store, transcribe and retrieve voice calls and protect those recordings with encryption

  • Caller ID

    Display a number that your customer can identify with using EnableX virtual numbers

  • SMS Integration

    Never miss connecting with customers again. With voice integrated with SMS, any missed call could automatically trigger a SMS notification for follow-up

  • Automated Voice Messages

    Play pre-recorded audio messages at a pre-set time for announcements, alert and notifications

use cases

Countless Use Cases Limited Only By Your Imagination

Click To Call
Group Conferencing Call API
Voice Broadcast API

Voice-based Broadcasting

A ringing phone is often harder to ignore compared to a text message. This serves well for emergencies and time-sensitive alerts where immediate attention is needed.

Automatically convert text messages to voice calls, and send across devices in bulk. You can use a simple IVR application to capture individual feedback too.

Voice OTP
Voice API for Marketing Campaign

Marketing Campaign

Run lead generation campaigns by advertising your dedicated phone number in addition to the usual web forms and emails. All received call data is captured, such as call lengths, call dates, and calling parties, so that you can run analytics to improve your campaigns further.

Voice API for Private Conversation
Developer Guide

Get Started with Voice API

Access EnableX building blocks and start using voice call to add value to your communication.

Sample Codes

Test the quality and functionalities of EnableX from a library of sample codes.

View sample codes

Developer-centric Documentation

Head over to our Developer Center for a library of APIs, documentation, and a quick start guide to get you started!

View documents

Test drive our Voice API now!

Experience The Speed and Simplicity of Embedded Communications.

Try For Free
We're Ready When You Are

Please enter your details.

Frequently Asked Questions (FAQs)

What is audio call API and use cases for audio call integration?

up arrow down arrow

Enablex provides s set of APIs using which you can quickly make or receive a phone call. Using easy to integrate APIs you can build your voice application within minutes.

What is a voice API?

up arrow down arrow

Voice API provides set of features for you to programmatically voice API which helps you build advanced application in quick time. Enablex Voice API provides set of advanced features like TTS, ASR, URL Play, bridging and advanced call control which can help build advanced application.

What is programmable voice API?

up arrow down arrow

Programmable voice API helps you to make and control a voice call and take dynamic action based on status of the call by simple use of a set of APIs.

What are the features of a voice calling API?

up arrow down arrow

Enablex voice API provides outbound, inbound call, IVR, advanced text to speech in more than 120 languages, URL play, Automatic speech recognition, click to call API support etc.

How do I create a virtual mobile number?

up arrow down arrow

Virtual mobile numbers can be ordered from EnableX website. EnableX provides virtual number services in more than 100 countries.

How is click to call via website implemented in India?

up arrow down arrow

EnableX Voice APIs can be integrated in to your website for enabling click2call functionality.