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Build Custom Call Experiences with Voice API

Develop a personalised voice platform from scratch with voice API to initiate customer conversations. Use our high-quality voice network to dial and answer calls without any lag and pay only for the minutes you use. Customise your call flows as per callers’ and business’ requirements.

Create remarkable business solutions by tweaking voice API to suit all communication platforms. Patch callers over a conference call or broadcast an audio message to customers, build unique voice solutions to align with your business needs. Track call data to measure important metrics, such as call logs, call duration and more, to get quick insights.

Create your own interactive voice response system to improve user collaboration by prompting responses through dial pads. Play pre-recorded audios to interact with the users, prompt DTMF responses to retrieve the required information.
Voice calling API
Servetel's Voice API
Voice Recognition API
Voice API
Detect if humans or machines are answering the calls and provide a customised response in both cases. Provide a secure and private communication platform by masking the number of the involved parties. Send quick and important voice alerts to your registered customers by integrating Servetel’s voice API with the database.

Use pre-built templates for different use cases to reduce coding effort and ease the process of development. Deploy Voice API for user verification. Pick a predefined OTP message template with dynamic parameters and send the randomly generated OTP through an automated call.


Develop Your Voice Communication Platform

Manage Call Insights
Call Recording & Control

Call Recording & Control

Manage your calls and get insights into the conversation by automatically recording conversations, designing call flows and redirecting calls to the best-suited agents.

Answering Machine Detection
Machine or Human detection

Answering Machine Detection

Detect if a human or an answering machine answers the voice API call and forward the calls to a voicemail automatically.

Interactive Platform
Engaging platform

Interactive Platform

Design and add a single or multi-level IVR in your calling flow to provide an engaging and interactive platform to your callers.

Voice Broadcasts
Pre recorded message with API

Voice Broadcasts

Use voice API to send informational updates to your call recipients by broadcasting a set of pre-recorded voice messages.

Third Party Integrations
Voice API integrations

Third Party Integrations

Integrate voice API with any third-party application like chatbots and webhook to expand your voice capabilities.

Responsive calling feature


Build a responsive and interactive calling application by tailoring your voice messages in multiple languages with text-to-speech.

Our Happy Clients

Car 24
Feather Sleep

"The quality of Servetel's voice broadcasting service was really impressive. We are now looking forward to having a long-term partnership with them."

Ravindra Fegade
Digital Marketing- Manager


"Servetel powered our voice broadcasting campaign and they were thoroughly impressive. Delivered us quality solutions, well in time. I am sure we have found a long-term partner in Servetel."

Arshad Zaidi
Asst. Manager


" Very first business principle is 'never miss an opportunity'. Servetel is an absolutely perfect solution to follow that principle - at least for the opportunity that comes over phone calls. Its Toll-Free number and IVR service has delivered some amazing results for me. "

Jatin Gupta

Feather Sleep International

"Servetel toll-free number has streamlined my business to a larger extent. It's 24*7 customer support makes it the best service provider in their industry. Till now, we haven't faced any issue with the service and we are hopeful for the future as well"

Ratash Kartikh



Spend Less and Deliver More

 Cloud-based Telephony System

Cloud-based Telephony System

You can design a cloud call centre solution without investing in traditional telephony infrastructure to cut down your business cost.
Customise Your Call Experience

Customise Your Call Experience

Build a customised calling experience for your brand by tailoring your calls flows, voice messages and ringing structure to suit your business framework.
Call Tracking

Call Tracking

Peek into customer conversations by automatically recording and storing the call recordings securely on your telephony server.
Private Communication

Private Communication

Ensure private communication by masking the number of the involved parties and routing the calls through a secured channel.
 Voice Based Alerts

Voice Based Alerts

Using voice call API, you can deliver quick important informational alerts to multiple contacts at the same time by customising the messages.
Pay-as-you-use Pricing

Pay-as-you-use Pricing

With Servetel’s voice API, pay for the minutes you use, and avail custom discounts based on your usage scale.
Why Choose Servetel

Best-in-Market Pricing

Get high-quality cloud telephony suite with minimal effort and cost investment.

99.99% Uptime Guarantee

Servetel offers 99.99% SLA-backed uptime with N+1 redundant infrastructure.

End-to-End Customer Service

From research to post-purchase assistance, we ensure hassle-free customer service at every step.

Enhanced Customer Support

Get enhanced live assistance from our product experts over email, chat and call.

API Integrations

Innovate your business solutions with CRM and other third-party application integration.

Cloud Telephony Suite

Get access to fully functional cloud telephony suite along with free SMS & call credits.


Call Now: 1800-120-3100

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