Best AI Voice Agents for ElevenLabs

Intervo is a robust, open-source platform that serves as an enterprise-grade voice and chat AI agent system, aimed at enhancing the automation of real-time customer interactions in both voice and text formats. It empowers organizations to effortlessly create, train, and launch personalized agents within minutes, all without the need for coding; users simply specify the agent's role, upload relevant knowledge materials, select a preferred voice engine such as ElevenLabs or Azure, and deploy the agent across various integrated channels. The platform's agents are versatile and can handle a range of applications, including lead qualification, customer support, AI receptionist duties, interactive product guidance, and internal assistance for departments like HR and IT. They are capable of integrating with telephony services through Twilio, linking to several large language model backends like OpenAI, Claude, and Gemini, while also orchestrating complex AI workflows and being embedded on websites as interactive widgets. With a strong focus on scalability, compliance, and adaptability, Intervo enables businesses to incorporate contextually aware conversational agents that can effectively address intricate inquiries, route calls efficiently, and engage users through both speech and chat interfaces. This makes it an ideal solution for organizations looking to enhance their customer engagement strategies while maintaining flexibility in their operations.

ContactSwing is a AI Voice Agent which makes and answers calls like a human. It is a 24/7 AI Calling Solution that does not require a code. Our intelligent AI-based call system ensures that no inquiry is left unanswered and captures all inbound interest. Our AI call assistant instantly answers inquiries and sets up appointments, allowing your business to run 24/7. Our AI Phone Agent automates repetitive tasks such as follow-ups and scheduling, answering FAQs etc., saving time. ContactSwing AI Agents allow you to: Answer and make calls 24/7 Book Appointments Effortlessly Follow up with leads Integrate your CRM/ATS. Send Bulk SMS using SMS AI Agent Email AI Agent allows you to respond to emails.

Retell AI is a cutting-edge platform designed to empower organizations in the development, testing, deployment, and oversight of AI-driven voice agents, enhancing customer engagement effortlessly. It boasts functionalities such as call transfers, appointment management, and seamless knowledge base integration, enabling the generation of realistic conversations with little delay. The platform is compatible with multiple telephony systems and features multilingual support, positioning it as an ideal solution for international businesses. Retell AI's scalable architecture guarantees dependable performance, adeptly managing significant call volumes. Furthermore, it offers extensive monitoring tools to assess call effectiveness and user sentiment, encouraging ongoing enhancements of voice agents while fostering a better understanding of customer needs. This comprehensive approach ensures that businesses can adapt and thrive in a rapidly changing digital landscape.

Trylli AI is a next-generation AI voice calling system that replaces traditional telecalling with intelligent, human-like agents. It enables businesses to run inbound and outbound calls at scale for sales, customer support, reminders, collections, HR interviews, and renewals. Agents can be created using ready templates, chat-based setup, or advanced workflows, with flexible deployment across single or multiple numbers, shared or isolated memory, and even a Super Agent that switches context between multiple agents. The platform integrates a knowledge base to deliver domain-specific responses, supporting raw data, FAQs, and prompts that define how agents behave. It offers multilingual support (English and Hindi to start), customizable voice options, call transfer, voicemail, and context-aware interactions. Batch calling allows automated campaigns for lead generation, renewals, recovery, verification, and feedback, with built-in tools to handle duplicates and track outcomes. Every interaction is logged with recordings, analytics, and detailed reporting. Powered by advanced AI models (Llama 3, Mistral, Kyutai TTS/STT) and a robust stack (Postgres, MongoDB, Redis, Neo4J), Trylli AI integrates with Twilio, Exotel, Slack, Jira, and CRMs through APIs and SDKs. In short, Trylli AI delivers scalable, multilingual, and context-aware AI telecallers that work 24/7, handle thousands of calls simultaneously, and offer businesses an efficient, modern alternative to traditional telecalling.

Vocode is an open-source library designed to streamline the development of voice-driven applications that utilize large language models. It enables developers to create interactive, real-time conversations with LLMs and implement them in various settings such as phone calls and Zoom meetings. With a focus on user-friendliness, Vocode offers a comprehensive set of abstractions and integrations, consolidating all essential tools within a single library. The platform includes ready-to-use integrations with top speech-to-text and text-to-speech services, such as AssemblyAI, Deepgram, Google Cloud, Microsoft Azure, and Whisper. Supporting deployment across multiple platforms—including telephony, web, and Zoom—Vocode facilitates the creation of applications ranging from LLM-enhanced phone calls to personal assistants and voice-activated games. Its modular architecture allows for the smooth incorporation of diverse AI models and services, granting developers the freedom to select the optimal components for their specific needs. Additionally, Vocode is equipped with multilingual features, making it suitable for a global audience. This versatility opens new avenues for innovative applications in various industries.

AgentVoice is a sophisticated platform designed for creating AI-driven voice agents capable of managing phone calls and performing various tasks, such as scheduling meetings, sending messages, and updating customer relationship management systems, all without the need for programming expertise. Each interaction is processed through advanced speech recognition technology to convert spoken words into text, a large language model that decides on responses and actions, and a voice generated by AI that communicates in a natural manner. These agents not only reply but also carry out tasks in real-time or post-call by utilizing actual data, memory capabilities, and access to tools. Users can effortlessly design no-code workflows to enhance CRM updates, arrange meetings, send follow-up communications, screen potential leads, manage voicemails, and filter unwanted calls, all within a single call. The setup process is remarkably quick, allowing users to create and deploy a fully functional agent in under 30 minutes without needing to write any code: simply outline your agent's parameters, select a voice, integrate with over 200 native tools, utilize low-code alternatives, or leverage a comprehensive API and webhooks, and then either upload or generate a script tailored to your needs. With its user-friendly interface and efficient capabilities, AgentVoice transforms the way businesses interact over the phone, enhancing productivity and streamlining operations.

Fluents.ai presents an AI-powered sales assistant that engages potential leads within moments through its empathetic and intelligent conversational capabilities. This innovative solution empowers companies to expand their outreach efforts while maintaining a personal connection, effectively serving as an AI sales representative. It integrates flawlessly with current software systems, initiating human-like dialogues instantly while gathering essential data, responding to inquiries, and enabling smooth transitions to human agents when needed. The platform also features real-time dashboards, detailed conversation transcripts, and sophisticated reporting tools, providing valuable insights to optimize sales tactics. By automating labor-intensive tasks such as setting appointments and managing follow-ups, the AI assistant boosts productivity, allowing sales teams to concentrate on high-priority activities. Additionally, its 24/7 operation guarantees that no potential opportunity slips through the cracks, ultimately driving revenue growth for businesses. This robust technology not only streamlines processes but also enhances the overall efficiency of sales operations.

11.ai serves as a voice-centric AI assistant leveraging ElevenLabs Conversational AI and utilizes the Model Context Protocol (MCP) to link your voice to routine tasks, facilitating hands-free activities like planning, research, project management, and team collaboration. Its seamless integration with various platforms, including Perplexity for live online research, Linear for tracking issues, Slack for communication, and Notion for managing knowledge, alongside the ability to support custom MCP servers, allows 11.ai to understand and execute sequential voice commands while contextualizing information and performing significant tasks. This innovative assistant provides immediate, low-latency interactions and supports both voice and text modalities, offering features such as integrated retrieval-augmented generation, automatic detection of languages for fluid multilingual dialogue, and robust security measures that ensure compliance with industry standards like HIPAA. Furthermore, the versatility of 11.ai makes it an invaluable tool for teams seeking to enhance productivity and streamline their workflows efficiently.