AI Voice Agent Developement Services by On Demand Business (OnDemandBiz)

Build Smart AI Voice Agents That Sell, Support & Schedule Like a Human.

AI Voice Agents for Automated Phone Calls — Make Thousands of Inbound & Outbound Sales Calls in Minutes. Talk Like a Human. Convert Like a Pro.

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Top Rated AI Voice Agents Development Company

Build Smart AI Voice Agents That Sell, Support & Schedule Like a Human.
AI Voice Agents for Automated Phone Calls — Make Thousands of Inbound & Outbound Sales Calls in Minutes. Talk Like a Human. Convert Like a Pro.

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niwax AI Voice Agent Development company
Explore AI Features

AI Voice Agents That Call, Converse, and Convert – 24/7

Whether you're a startup with a groundbreaking idea or an enterprise looking to enhance your mobile presence, ODB is here to make it happen. Your Premier AI Voice Agent Development Partner

AI Voice Agent Features

  • AI Voice Agent for Automated Outbound & Inbound Calls
  • Multi-language Conversations
  • Human-like Voice Powered by GPT
  • CRM Sync + Call Summaries
  • Sales Pitch Handling & Objection Response
  • Substitution of Traditional Method of Market

What This AI Sales Voice Agent Can Do for You

  • Call leads from your provided list or website form submissions
  • Speak with natural human Voice. Tones and Emotions
  • Engage in real-time conversations just like a human sales rep
  • Ask qualifying questions and filter out uninterested prospects
  • Book appointments directly into your calendar
  • Provide call summaries and insights for better decision-making

ODB AI Agent Development Services

Are you tired of chasing leads manually? Our AI Sales Voice Agent will call your leads in a natural human-like tone, engaging in real conversations to qualify leads and book appointments all on autopilot!

Our super-intelligent AI voice agents handle calls like humans and automate appointment booking, sales follow-up, lead qualification, customer support, and more. Our AI agents help you accelerate the lead follow-up process, automatically nurture it, and seamlessly integrate with your current CRM or existing systems, maximizing efficiency.

Lets take the first step towards AI Automation for your Business

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niwax app development template 5+

Years Experience

niwax app development template 25+

Talented Developers

niwax app development template 1200+

Apps Developed

niwax app development template 100%

Projects Delivered

niwax app development template 120+

Countries Served

niwax app development template 100%

Client Satisfaction

AI Agent Development
Service

Our AI Agent Development Services

We think big and have hands in all leading technology platforms to provide you wide array of services.

Inbound Calls

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AI instantly answers customer questions, resolves issues — no more hold music.

Outbound Calls

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AI for bulk cold outreach, lead qualification, sales calls, or follow-ups — no breaks.

Inbound & Outbound Calls

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AI can anticipate customer needs before they ask to save time and boost sales conversions.

Our AI Voice Agent Capabilities

Engage customers in human-like conversations with seamless inbound and outbound AI voice interactions.

Hire Our AI Voice Agent Developement Services

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5/5

Happy AI Clients

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80k

AI Projects Done

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5k

Hours Worked

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24/7

Support Available

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Overview

Custom AI Voice Agent Development Services by ODB

At On Demand Biz (ODB), we specialize in building intelligent, human-like AI Voice Agents tailored to your business goals, workflows, and audience. Whether you’re handling sales calls, appointment bookings, customer support, or lead follow-ups, our AI agents deliver consistent, scalable, and high-converting conversations — all day, every day.

If you don't adopt AI Voice Agents to boost your business. Your Competitor will lead the AI race.

What We Deliver

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Custom-Trained Voice Agents

Trained on your calling scripts, product knowledge, tone, and industry FAQs to sound just like your top-performing rep.

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CRM & Workflow Integration

Seamlessly connects with your tools like HubSpot, Zoho, GoHighLevel, Salesforce, and n8n for complete automation.

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Multilingual, Multi-Purpose

Deploy agents that speak multiple languages, handle inbound & outbound calls, and adapt to your sales or support process.

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Analytics & Optimization

Get access to conversation insights, conversion metrics, for updating & fine tunning AI agent for performing at its peak.

Built on Cutting-Edge Stack

Powered by OpenAI (GPT-4o), Vapi Voice Infra, and n8n Agent Workflows — optimized for real-time automation.

Advantages of AI Voice Agents for Businesses

  • 24/7 Availability – Handles calls, bookings, and support round-the-clock without breaks.
  • Cost Efficiency – Reduces hiring and training costs while scaling effortlessly.
  • Consistent Call Quality – Delivers perfect, on-script conversations every time.
  • Instant Response – Answers immediately, eliminating wait times and call drops.
  • Multilingual Capability – Communicates fluently in multiple languages to serve diverse customers.
  • CRM Integration – Syncs seamlessly with your tools like HubSpot, Zoho, Salesforce, and more.
  • Automated Follow-ups – Calls leads back automatically until they convert or opt out.
  • Zero Agent Churn – Never quits, burns out, or asks for leave — always ready to work.
  • Data & Insights – Provides real-time analytics to optimize scripts and understand customer behavior.
  • Fast Customization – Fully deployable in 3–7 days with tailored workflows and tone.

Let's Transform. your Business with AI Voice Agents.
AI is not Coming. It has already Reached

Schedule a Strategy Call
Why Choose Us

AI Voice Agents That Call, Converse, and Convert – 24/7

Automate your outbound and inbound calls to generate leads, set appointments, follow up, or support customers — in multiple languages, powered by GPT.

We follow 5 steps Together

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Step 1: Requirements Gathering & Opportunity Discovery

We analyze your business model, call workflows, and identify AI automation opportunities.

  • Understand your goals
  • Review current call flows
  • Spot high-impact AI use cases
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Step 2: Custom Quote & Project Plan

We submit a proposal tailored to your exact needs.

  • Transparent pricing
  • Feature and scope breakdown
  • Timeline and integrations
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Step 3: Agent Build & Proof of Concept

We build your AI voice agent and test core automations.

  • Script design for real-world scenarios
  • Voice training using OpenAI & Vapi
  • n8n workflow mapping
  • PoC to validate & refine the agent
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Step 4: Deployment & Live Call Integration

Your AI agent goes live — ready to handle and make real calls.

  • CRM & tool integration
  • Activate inbound/outbound calls
  • Live performance dashboard
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Step 5:Support & Continuous Optimization

We provide continuous support and enhancements.

  • Script updates
  • Bug fixes and flow enhancements
  • Expansion to new use cases

Let's Start a New Project Together

Get Started

Our AI Expertise

Industries We can Help Globally

Industries where AI Voice Agents can be used

Built for Any Business That Relies on Phone Conversations

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Real estate
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Tour & Travels
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Education
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Transport
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Event
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eCommerce
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Game
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Healthcare
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Finance
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Restaurant
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On-Demand
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Grocery
See AI Agents in Action

Video Demo

Check Conversational AI Demo.

Recruitment AI Voice Agent!

Listen to call by our Voice AI recruitment agent with a Candidate

Sales Agent Demo

Listen to converstion by our Sales AI Voice Agent,with a Owner.

Sales Agent Demo

Listen to converstion by our Sales AI Voice Agent,with a Owner.

FAQS

An AI Voice Agent is like a smart computer friend you can talk to. It understands what you say and talks back to you, like a person. It helps answer questions and do simple jobs.

They can help customers anytime, day or night. They make people happy by answering fast. They also help businesses save money and work better.

Industries like customer service, banking, healthcare, e-commerce, and travel see the most immediate ROI from AI voice agents due to high volumes of customer interaction. In short any business making calls in bulk or need to answer lot of cals can use AI Voice Voice Agents.

With proper training and data, AI voice agents can achieve 95%+ accuracy, especially in controlled environments or for specific use cases.

The cost varies based on complexity, but the long-term savings on operational costs and human resources often outweigh initial development expenses. The cost of development depends on the developer experience and location of hiring as well as the tasks and time required for development.

First identify your busienss use case, contact an AI Development partner like On Demand Biz, who will help you select a conversational AI platform, and then building your agent step by step with a focus on training, testing, and real-time integration. Schedule a Free Consultation Call

First, they hear your words and turn them into text. Then, they figure out what you mean. Last, they speak their answer back to you. They learn more as they talk to more people!

They can answer common questions about a store, help you track a package, or even help you make an appointment. They can do jobs like a friendly helper on the phone.

We first figure out what job it needs to do. Then, we design how it will talk. After that, we build it and teach it. We test it to make sure it works great, and then we set it up to help people. Feel Free to Contact Us Today.

Yes! We make each voice agent special. We can give it the right voice and words so it fits your company perfectly.

They try very hard! We teach them to understand many different voices and ways people speak. If they don't understand, they might ask you to say it again.

Yes! We work very hard to keep all your information safe and private. It's like having a strong lock on a treasure chest. We follow al the necessary compliance ahearance like HIPAA, GDPR etc. Feel free to let us know if you need to follow any specific complainces.

We Deliver Our Best

Why Choose On Demand Biz (ODB)

Partner with us to embark on a journey of growth, innovation, and trust in the digital world.

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Reliable Service. In House Team

Our reliable service is powered by an in-house team of experts, ensuring seamless communication, faster project delivery, and top-notch quality control.

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Trusted by People Like You

Our trust is earned through unwavering dedication and exceptional service, making us the preferred choice for people like you.

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Complete Technical Competency

COur deep understanding and proficiency in all relevant technical aspects, ensuring effective problem-solving and innovation.

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