Best Web-Based AI Voice Agents of 2025

A leading provider of services for agents and AI-powered digital and voice automatization, we exceed customer expectations. No matter what industry, the measure for success is in the numbers. We at [24]7.ai understand the challenges faced by customer-centric companies and we know how to solve them. Our services and solutions are designed to impact the most important metrics: CSAT scores and revenue. Find out how we can make a tangible impact on your business. The [24]7.ai Engagement Cloud delivers a personalized, predictive customer experience that requires significantly less effort from you, your agents, or your customers.

hellomybot.io provides the perfect platform for developers and companies to create any type of conversational agent (voice bots, callboys, chatbots) using omnichannel bots (Saas). There are endless possibilities: redirecting web traffic and web-to-store, consumer acquisitions, competitions, consumer services, events, and conversational forms. Your bot can understand custom queries (voice and text queries) through personalized conversations. Your users will have a completely personalized experience. Your bot responds instantly and round-the-clock. You also have full control over the communications. Your conversational agent platform allows you to communicate directly with your customers. Plugs into your helpdesk software or e-mail. Reach your audience on any platform and take advantage each platform's unique features. Hellomybot allows you to reach the entire world through messaging apps.

An independent platform that is constantly learning allows you to integrate voice and conversational intelligence into products. The next-generation multilingual Voice AI-powered contact center automation platform has been designed to have human-like conversation. VIVA uses a unique conversation framework to understand intent. Dynamically creates custom conversations with customers. Available 24x7. Supports 10 languages and 160+ dialects. High value through Voice AI banking solutions for the digital economy.

Symbl is an API platform that allows developers and businesses to quickly deploy conversational intelligence on any channel. Our APIs provide access to machine learning algorithms that can infuse any type of conversation data to uncover actionable insights across all domains and channels (voice chat, email, social) without any need for training data, wake words or custom classifiers. Symbl makes collaboration easy at scale by democratizing conversational technology. Our proprietary workplace productivity API allows organizations to scale up our technology. This allows brands to optimize key workflows and improve customer experience. Our API can be tailored to your needs, whether you're a veteran developer or just starting to explore ways to harness employee collaboration.

Convin's AI-powered Conversation Intelligence Software makes it easier for sales teams to understand calls and close more business every day. Convin records your customer phone and video calls, and maps them with your CRM to provide an in-depth analysis. Convin then converts voice and video calls to text, and analyzes what is being said. Artificial Intelligence allows it to automatically decode topics, questions and action items. Convin's analysis will uncover some "not so obvious" insights that will allow you to make data-driven decisions and ultimately lead to more deal closures. You can learn what is being discussed at different stages of meetings, and you can use the data effectively for coaching your sales team. Convin helps sales teams understand market sentiments and customer requirements. This will help them get closer to the market. Find out what top sales reps do differently than the rest. Transform your team to become a quota-crushing engine.

Amazon Lex allows you to create conversational interfaces in any application by using voice and text. Amazon Lex offers advanced deep learning functions such as automatic speech recognition (ASR), which converts speech to text, or natural language understanding (NLU), which recognizes the intent of the text. This allows you to create applications that are engaging and have lifelike conversations. Amazon Lex gives developers the same deep learning technology that powers Amazon Alexa. This allows them to quickly and easily create sophisticated, natural-language, conversational bots ("chatbots") with ease. Amazon Lex allows you to create bots that increase productivity in the contact center, automate simple tasks and improve operational efficiency across the enterprise. Amazon Lex is a fully managed service that scales automatically so you don’t have to worry about infrastructure management.

Yellow.ai is the enterprise-grade Conversational AI platform that unlocks business potential at scale. The platform is trusted across 85+ countries by 1000+ enterprises, Domino’s, Sephora, Hyundai, Biogen International, Edelweiss Broking, Siemens Limited, Waste Connections, American Bureau of Shipping, and MG Motors. Powered by Dynamic AI agents for enterprises, the company aims to deliver human-like interactions that boost customer satisfaction and increase employee engagement at scale, through its no-code/low-code platform. The company has raised more than $102M from blue-chip investors and has offices across six countries.

Engage customers using an AI-powered digital assistant. It captures users in a personal way and provides actionable insights for your sales, service, or marketing teams. Oracle Digital Assistant is much more than a chatbot. It provides answers across all customer touchpoints. Conversational CX enhances customer relationships by personalizing interactions at scale. Oracle Digital Assistant is built on Oracle's next generation cloud infrastructure. It uses AI and natural language understanding (NLU), to simplify customer acquisition and retention. It uses context and profile to automate tasks such as personalized recommendations and informational queries. Customers and sales personnel have seamless access to information via text and voice. Oracle Cloud CX users can easily leverage Oracle Digital Assistant across multiple applications. Sales teams can automate creating configured quotes using voice commands.

The role of artificial intelligence is growing in our daily lives as machine learning continues to improve. This is no longer a science fiction dream. Voice assistants are everywhere, from smartphones to cars to hi-fi systems to cars to our cars. It was only a matter time before these assistants could be used by companies for customer service support. Chatbots and voice assistants are revolutionizing customer service in all industries, from healthcare to tourism to financial. Chatbot technology is constantly evolving. While companies across all industries are using it to improve customer satisfaction and relieve staff from repetitive tasks and increase productivity, there are still challenges to overcome. These limitations must be understood by organizations using chatbot technology and voice assistants.

We believe that every brand should have a voice. Every person should be able interact with the products around them by just talking. SoundHound Inc. is working with strategic partners to create a more connected world. We create custom voice assistants to help companies keep their brand, users, data, and customers. The Houndify platform is built on proprietary Speech-to-Meaning® and Deep Meaning Understanding® technologies. It provides conversational intelligence that is unmatched in the industry. Houndify all! Voice-enable the globe with conversational intelligence. A network of billions of products that are enhanced by innovation and monetization offers the opportunity to create a voice AI platform that surpasses human capabilities and adds value and delight. We are a global company headquartered in Silicon Valley. We have 9 offices in key markets, and 16 teams in 16 countries.

Wluper, an advanced voice-based conversational Ai platform that allows workers to leverage advanced natural languages capabilities to create meaningful experiences, is called Wluper. You can calibrate and create the workforce experience in your sector or industry, strengthen your position, and empower your staff with a unique solution that scales.

A PolyAI voice assistant can have a natural conversation with customers for as long as it takes to solve their problem. Your customers can speak as they wish, without having to guess keywords. In the past, building a voice assistant meant spending months gathering thousands of training data. No additional training data is required for any use case. Our technology is pre-trained in billions of natural conversations. Our voice assistants are able to learn new languages quickly while maintaining the agent behavior, business logic and voice of your brand so that all customers are served equally. We are so confident in the ability of our voice assistants to scale that we don’t charge for maintenance.

Our platform was developed in conjunction with scientific innovations that reveal how people experience, express and interpret over 30 emotions. Voice assistants, health tech, and social networks will all be reliant on expressive understanding and communication. AI applications should be supported by inclusive, collaborative, rigorous and inclusive science. AI should not be used to treat human emotion as a means for an end. People from different backgrounds should share the benefits of AI. AI should be available to those affected and able to make informed decisions about its use. AI should only be used with the informed consent and consent of those it affects.

Allow your customers to solve problems, get answers, and take action by delivering a natural conversational experience. Deploy a AI agent who is always available, empathetic and aligned with your brand voice and tone. Help customers with their most complex issues - whether it's an exchange or a subscription update. Use analytics and reporting tools to improve your customer experience. Sierra's conversational AI allows your company to create an AI agent that's personalized to your business. Imbue your agent's identity with your company policies, processes and knowledge. This will ensure that your agent represents your business to the fullest. Set goals to help your agent find the best solutions. Create guardrails so they stay on track and in line with your policies. Conversational AI doesn't just mean answering questions. With Sierra, your AI agent is able to take action.

Automated voice testing, monitoring and more. Test your AI voice agent with 1000s of simulated users within minutes. It's hard to get AI voice agents right. LLM outputs can be affected by a small change in the prompts, function calls or model providers. We are the only platform that can support you from development through to production. Hamming allows you to store, manage, update and sync your prompts with voice infra provider. This is 1000x faster than testing voice agents manually. Use our prompt playground for testing LLM outputs against a dataset of inputs. Our LLM judges quality of generated outputs. Save 80% on manual prompt engineering. Monitor your app in more than one way. We actively track, score and flag cases where you need to pay attention. Convert calls and traces to test cases, and add them to the golden dataset.

Launch in minutes, not weeks, by ensuring that your agents deliver an seamless experience in each conversational scenario. Test against AI-generated datasets and custom datasets. Create datasets using workflows, personas and real audio. Then, evaluate them based on your own metrics. Real-time insights, detailed logging, and trend analyses for optimal performance. Instant notifications of errors, failures and performance drops ensure quick action. Dashboard, performance visualization and data-driven decisions for continuous improvement. Test any workflow on different personalities and assess based on your requirements.

Microsoft Dynamics 365 Customer Service Center is a cloud solution for customer service that integrates engagement, communication and analytics in a single platform. It allows businesses manage customer interactions through multiple channels including voice, chat and email, while providing a seamless experience. The platform, powered by AI and automation features such as sentiment analysis, real time insights, and guided work flows to enhance agent productivity. It integrates with Microsoft products such as Teams and Power BI to facilitate collaboration and data driven decision-making. Organizations can optimize customer service strategies by using customizable dashboards and analytics. Microsoft Dynamics 365 contact center is perfect for companies looking to improve customer satisfaction, streamline operations and improve overall service delivery.

Avaya AI Virtual Agent is a conversational AI solution designed to enhance customer interactions by providing natural, human-like engagement. It employs advanced natural language tools to understand and respond to customer inquiries, offering self-service solutions for common issues and seamlessly escalating to human agents when necessary. The system ensures that when a call is transferred to a live agent, the context and history accompany it, allowing the AI to analyze the conversation and provide agents with ongoing suggestions and relevant information throughout the interaction. Key features include 24/7 availability, omnichannel connectivity across voice and digital channels, support for over 100 languages, conversational AI capabilities, sentiment analysis, and robust security and authentication measures. By integrating Avaya AI Virtual Agent into their operations, businesses can create more efficient and user-friendly self-service applications, ultimately improving the overall customer experience.

Yellow.ai’s VoiceX platform is a revolutionary platform that reimagines the voice AI industry by delivering ultrafast, human-like interaction powered by advanced large-language models. VoiceX is optimized for ultra-low latencies of approximately 1.3 second. This ensures a smooth and consistent user experience. It includes back-channeling functions such as acknowledging, empathizing and encouraging users to keep going, fostering more dynamic and engaging interactions. VoiceX agents are able to adapt seamlessly to different use cases and requirements. They maintain context for the user throughout the conversation and deliver relevant responses based upon user history and preferences. VoiceX's AI agents are able to achieve human-level accuracy by capturing alphanumeric data. They also maintain contextual awareness in order to respond in a relevant and appropriate way. The platform instantly generates engaging and life-like voices based on various use cases and business needs.

Voxia's platform includes 24/7/365 AI agents that reshape how businesses engage with their customers in areas such as support, success and meeting schedules. Our AI agents are able to perform complex tasks, such as booking a live-action meeting, by leveraging the latest voice technology. Our focus on improving customer experience and business efficiency can be seen in our improvements in lead engagement, and appointment scheduling efficiency. Voxia does not only meet the market's need for continuous and efficient customer service, but we also set new standards for AI powered communication solutions in a fast-paced business environment. Join us as we lead the transformation of AI-driven customer interaction. These AI solutions reduce your support staff's work load, allowing them to focus on complex customer interactions. From handling order status queries to helping with returns and exchanges, they can now handle more complex interactions.

GetBill is an advanced AI-powered phone agent that modernizes debt collection by automating follow-up calls and improving recovery efficiency. By eliminating the need for manual outreach, it frees up businesses to focus on critical financial strategies while lowering operational expenses. The platform runs continuously, ensuring that follow-ups are made at the most effective times to maximize engagement and repayment success. Equipped with intelligent analytics, GetBill provides actionable insights to refine collection approaches and boost efficiency. Designed for industries like finance, debt management, and property services, it offers a seamless, tech-driven solution for optimizing the debt recovery process.

NICE’s Proactive AI Agent is an intelligent automation solution that enhances customer engagement by anticipating needs and resolving issues before they escalate. Designed for industries like healthcare, finance, telecommunications, and education, it streamlines customer interactions across multiple channels, including text, email, web forms, and voice. The AI agent maintains ongoing conversations over extended periods, ensuring continuity and efficiency while reducing inbound inquiries. With over 30 pre-built use cases, it automates more than 90% of customer interactions, allowing human agents to focus on complex, high-value tasks. By improving responsiveness and reducing manual workloads, the Proactive AI Agent helps businesses enhance customer satisfaction while optimizing operational efficiency.

We can help integrate AI voice agents in the operations of any company. We specialize in enhancing inbound sales processes, responding to leads in order to increase CRO and building private LLMs and GPTs to practical AI applications.

NextLevel.AI is an AI voice agent set that mimics human speech and can be fully adapted to meet the needs of any business. It optimizes workflows, improves customer experience, and delivers actionable insights. This powerful solution streamlines complex business processes and allows companies to focus on the most important things: growth and innovation. What makes NextLevel.AI different? Conversational AI - Omnichannel Reach AI-Powered Automation Real-Time Data Analytics Seamless Business Integration - Customizable AI Models SPsoft's NextLevel.AI aims to bridge this gap between innovation, usability and artificial intelligence. This platform is designed for a wide range of industries, including finance, healthcare and retail, insurance, eCommerce and more. It delivers scalable, intuitive voice agents that redefine efficiency.

Paerpay is a United States company that was founded in 2017, and produces a software product named Paerpay. Paerpay includes online support. Paerpay includes training through documentation, live online, and videos. Paerpay is a type of AI voice agents software. Regarding deployment requirements, Paerpay is offered as SaaS software.