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10 Best AI Voice Agents: Smarter Sales, Support, and CX

Updated on: Nov 13, 2025

What if your customers could simply talk to your business and get instant answers, recommendations, or even make a purchase, all without waiting? Sounds convenient, right? That's exactly what voice AI is doing for modern businesses today.

Voice AI is no longer a futuristic concept. It's already changing how people search, shop, and interact. According to PwC's survey:

• 71% of consumers prefer using voice AI to search for something.
• 36% already use it to shop online.

This shift is huge. If your business still relies only on text or traditional chat, you might be missing out on real engagement opportunities.

So, how can you stay ahead? Let's explore the 10 best AI voice agents in 2026, leading this transformation.

Meet the 10 Best AI Voice Agent Software Redefining Customer Experience

Let us explore the leading AI agents for ecommerce.

1. TechMonk

TechMonk is the platform you need to build strong AI Capital for your business. AI Capital is a portfolio of production-ready AI agents and intelligent software that can perceive, decide, and act inside your workflows. These agents keep getting better over time, which makes your operations stronger.

The AI agents work smoothly with your teams and systems. This is where you unlock the real power of personalisation at scale.

By using advanced AI agents and agentic workflows, TechMonk helps you optimise every customer interaction. You can design personalised journeys that bring real results.

With TechMonk's complete marketing toolkit, you lower customer acquisition costs, increase lifetime value, and drive more repeat purchases.

Capabilities of Voice AI Agents

TechMonk's AI voice agents handle a wide range of customer interactions, just like a human agent. They do more than give automated responses. They bring efficiency, personalisation, and smooth communication to your business.

TechMonk's voice AI agents can do almost everything a human agent can. They don't stop at answering questions.

• They follow up with customers after interactions, so nothing gets left unfinished.
• They provide customer support, resolve issues, and make sure customers get the help they need.
• They offer sales and product recommendations, guiding customers to the right choices.
• They manage post-purchase interactions, ensuring satisfaction and encouraging repeat business.

Your customers will feel like they're talking to a real agent, not a system.

• Voice Output: The voice AI agents sound natural in every interaction. They don't just read out text. You can tailor them to match your brand's tone and personality. You can even assign unique voices to different agents.
• Natural Language Understanding: TechMonk's voice AI agents understand different accents and dialects. They support all languages, so language barriers never block communication. This allows them to engage with customers from anywhere in the world.
• Human-Like Interaction: These agents aim to sound and act as human-like as possible. They excel in two areas: (1) Voice quality that makes conversations sound real. (2) Conversation style that flows naturally like human speech.
• Communication Channels: TechMonk's voice AI agents are not limited to text. They support multiple channels, including PSTN calls and WhatsApp voice calls.

Building Custom AI Agents With TechMonk

When your customer service needs go beyond basic voice agents, TechMonk's AI Agent Builder steps in. With the builder, you can create custom AI agents designed for your business requirements.

• Tools Library: TechMonk gives you a library of ready-to-use tools, and you can also design your own. These tools help your voice agents take real actions like making follow-up calls, handling inquiries, or completing customer requests.
• Agents Library: Pick from a wide range of pre-built AI agents for different engagement needs. If you want something more specific, you can build your own AI agent. This way, it fits your brand's voice and aligns with your business goals.
• Agent Flow: TechMonk's Agent Flow helps you create multiple workflows with the right set of AI agents to automate business operations. The orchestrator assigns the right agent to every task, so responses stay relevant and effective.

Ensuring Your Voice Agents Work at Their Best

• Guardrails: Guardrails keep responses accurate and safe. You set clear rules for inputs and outputs, which prevent harmful replies and prompts hacking.
• Observability: With observability, you can track your agents in real time. You see how they interact and measure response quality.
• Traceability: Traceability records every action your agents take. This brings accountability to all conversations and gives you insights to spot trends and improve results.
• Tracking AI Agent Performance: TechMonk lets you evaluate how your agents perform. You can quickly find areas to improve and fine-tune your agents for better outcomes.
• Testing Automation: Automated testing checks your agents before they go live. This helps fix issues early and ensures top performance right from the start.

A Full-Stack Marketing Platform That Enhances TechMonk's Voice AI Agents

• Personalisation: TechMonk's voice agents personalise every interaction using customer behaviour and preferences. From product recommendations to support queries, your agents deliver responses that feel tailored and relevant.
• Customer Data Platform: The Customer Data Platform gives agents real-time access to customer information. They can use purchase history, profiles, and multi-channel interactions to give accurate and context-driven replies.
• Behavioural Segmentation: With behavioural segmentation, TechMonk's agents group customers based on actions like past purchases or engagement levels. This makes product recommendations and promotions more targeted, improving satisfaction and conversions.

Pricing

Invest ₹50,000 a month in TechMonk's AgentMonk plan and take the first step toward building your AI Capital. This plan is designed to be your complete AI Agent platform for sales, support, and customer engagement.

Wondering what's inside the plan? It includes 4,000 chat conversations every month. Need extra? You can easily top up at ₹12 for each chat or ₹18 for every voice minute.

You get an all-in-one Agentic AI Platform with everything you need — GenAI-based AI Agents, Human Agent Module, Customer Data Platform, Agent Builder, Integrations, and Analytics.

Skip the hassle of multiple tools. AgentMonk gives you one powerful platform with:

2. Synthflow

Synthflow is a smart AI voice agent platform that automates phone calls. It provides 24/7 support while helping businesses cut operational costs. It's ideal for streamlining customer service, improving efficiency, and delivering human-like voice interactions.

Key Features:

• Smart Lead Qualification: The AI agents use advanced algorithms to qualify leads during calls. They check details like budget, location, and purchase intent. This helps businesses focus on high-value prospects and improves conversion rates.
• 24/7 Call Handling and Receptionist Services: Synthflow offers round-the-clock support without needing human agents on shift all the time. The AI handles FAQs, books appointments, and manages inquiries, ensuring no call goes unanswered.

Pricing:

The Synthflow Starter plan is $29 per month. You can use 50 minutes only in the plan. The Growth plan gives you 4,000 minutes each month for $750. If you use more than that, you can pay $0.12 for every extra minute or upgrade to a better plan.

3. Retell AI

Retell AI is a powerful platform that automates customer interactions with AI voice agents. It's built for businesses that want to scale operations while reducing the need for constant human involvement.

The platform handles key tasks like lead qualification, customer support, and appointment setting with ease. With smooth integrations and strong features, Retell makes it simple to provide 24/7 support.

Key Features

• Auto-Sync Knowledge Base: Retell AI syncs automatically with your company's knowledge base. This keeps its voice agents updated with the latest information at all times.
• Seamless Call Transfers: It makes call transfers smooth with warm handoffs and clear handoff messages. The next agent always knows what's going on before taking over the conversation.

Pricing:

AI voice agents cost ₹6.22 per minute or more. Businesses with high call volumes of over $3k/month can use a custom plan.

4. Cognigy

Cognigy offers AI voice agents that turn customer interactions into smooth and efficient conversations. It works well for businesses in e-commerce, banking, and other high-volume industries. With Cognigy, you can automate complex call flows, improve first-call resolution, and deliver personalised conversations at scale.

Key Features

• Conversational Routing: Cognigy's AI voice agents upgrade traditional IVR systems with conversational intelligence. Customers talk in a natural way, and the AI routes calls to the right department or service.
• High Accuracy and Authentication: The voice agents reach more than 99.9% successful authentication. They also identify customers accurately during conversations.

Pricing:

Since there is no fixed pricing, you can connect with their team to design a solution that matches your needs.

5. Plivo

Plivo gives businesses AI voice agents that automate customer calls and improve engagement. It offers solutions for industries like e-commerce, healthcare, and finance. The no-code setup makes deployment quick and simple. This means you get the tools you need to cut operational costs and deliver better customer experiences.

Key Features

• Lead Qualification Automation: Plivo's AI voice agents qualify inbound leads through natural conversations. They can assess the quality of prospects so your team focuses on high-value leads.
• Appointment & Booking Automation: Plivo automates appointment scheduling and reservation management with ease. This reduces missed appointments and creates a smooth experience for both your customers and your business.

Pricing:

Get add-ons for Automatic Speech Recognition, Call Transcription, and more.

6. Haptik

Haptik's AI-powered voice agents help businesses automate customer interactions and simplify processes across industries. They manage tasks like lead qualification and customer support with ease. The platform integrates smoothly into existing workflows. These agents handle complex tasks through natural conversations.

Key Features

• Human-Like Conversations: Haptik's voice agents create conversations that feel natural and intelligent. They move away from the old "Press 1, Press 2" model and instead adapt in real time.
• Multi-Language Support: Haptik's AI voice agents support more than 100 languages. They can address customer inquiries in English, Spanish, or even regional dialects.

Pricing:

They offer flexible pricing, and a quick conversation with their team helps you find the right plan for your business.

7. Voiceflow

Voiceflow is a flexible platform that helps product teams build, deploy, and scale voice agents. It makes it easier to automate customer interactions across support, sales, and personalised engagement. You don't need deep coding knowledge to use it.

Key Features

• No-Code AI Agent Building: The drag-and-drop interface makes it simple to design and launch custom AI voice and chat agents. You don't need heavy technical expertise to get started.
• Seamless Integration Across Tech Stack: Voiceflow connects with platforms like Salesforce, Zendesk, and Shopify. Therefore, your AI agents always have access to live customer and product data.

Pricing:

The voice agents from the service can be accessed through custom plans only.

8. Awaz AI

Awaz AI gives e-commerce businesses intelligent voice assistants. It manages everything from product queries to scheduling virtual shopping sessions. The platform uses advanced AI to simplify workflows and deliver personalised responses. This improves the customer experience while also making operations more efficient.

Key Features

• Virtual Shopping Assistant: Awaz AI enables businesses to build voice assistants that can schedule virtual shopping sessions for customers. The agents help shoppers browse products, ask questions, and even complete purchases.
• 24/7 Customer Service and Support: The AI voice agents are available around the clock to handle queries and inquiries. Businesses no longer need human agents present at all times.

Pricing:

The Pro plan is $97 per month and gives you unlimited AI voice agents. It doesn't have any other tools for businesses in the plan.

9. CallHippo

CallHippo provides AI voice assistants that help businesses streamline communication by automating customer interactions. They can handle inbound calls and schedule appointments. This improves the customer experience while also reducing the need for human effort.

Key Features

• Effortless Appointment Scheduling: AI voice bot automates appointment scheduling and removes the need for manual input. It saves time and helps businesses manage bookings more efficiently.
• Human-Like Conversations: It holds natural and personalised conversations to meet the needs of each customer. With this level of engagement, businesses can build stronger relationships.

Pricing:

The Professional plan costs $40 per user each month. It includes unlimited calling to landlines and mobile phones, plus 500 SMS messages. However, it might not include a full-stack marketing tool that comes with it.

10. Observe.AI

Observe AI improves customer service with an automated voice assistant that delivers personalised interactions at scale. These agents are effective across various industries, including healthcare, banking, and e-commerce. They can automate calls and handle complex questions.

Key Features

• Performance Monitoring: Observe AI offers detailed analytics and performance tracking for its AI agents. This makes it easy for businesses to monitor how agents perform and keep optimising them.
• Seamless Human Escalation: When an AI agent faces an issue that needs more attention, it escalates to a human agent. This blend of AI efficiency and human support ensures customers always get the right help.

Pricing:

They do not offer standard pricing. You can talk to their team to get a plan tailored to your requirements.