Best telephony AI tools

Vapi is a developer-first API platform for building, deploying, and scaling advanced, human-like voice AI agents. It enables the creation of sophisticated conversational AI for inbound/outbound calls, in-app assistants, and more, with ultra-low latency and high configurability.

Telnyx is a full-stack communications platform that enables developers and enterprises to build and deploy high-performance, real-time conversational AI. It integrates global telephony, dedicated AI infrastructure, and powerful APIs on a single platform, providing ultra-low latency and complete control for creating natural-sounding voice assistants and automating communication workflows.

Retell AI is an advanced platform for creating and deploying production-ready AI voice agents. It enables businesses to automate call operations with human-like, low-latency conversations. Features include knowledge base sync, intelligent call transfers, appointment booking, and seamless integration with CRMs and telephony systems, supporting over 18 languages.

Vocode is an open-source platform for building, deploying, and scaling hyperrealistic voice AI agents. It provides developers with a core framework and an enterprise-grade API to create sophisticated voice-based LLM applications for tasks like automated customer service, sales calls, and interactive voice response (IVR) systems.

LiveKit is an all-in-one, open-source platform for building, deploying, and scaling real-time voice and video AI agents. It provides ultra-low latency infrastructure, powerful APIs, and state-of-the-art AI tools to enable developers to create conversational AI, robotics, and live streaming applications with enterprise-grade reliability and scalability.

klink.cloud is an AI-powered unified customer experience (CX) platform that centralizes all customer conversations from channels like voice, chat, email, and social media into a single inbox. It uses smart automation and AI agents to streamline workflows, automatically route inquiries, and enhance team efficiency. Designed for modern sales and support teams, it helps businesses increase productivity and customer satisfaction by providing a cohesive, integrated communication solution.

Deepijatel offers the ConVox suite, an AI-powered, omnichannel contact center solution designed to streamline customer communication. It integrates voice, chat, email, and social media into a single platform, featuring a predictive dialer, IVR, voice bots, CRM, and ticketing system to boost agent productivity and enhance customer experience.