LiveKit is an open-source framework and developer platform for creating, testing, deploying, scaling and observing AI agents, with a focus on voice, video and physical interaction. It provides real-time communication and observability tools for developers.
Hume AI is a research lab developing empathic voice AI. Its Octave engine provides text-to-speech with emotional delivery, and its Empathic Voice Interface offers a speech-to-speech API for conversational applications.
Boson AI develops audio generation and speech recognition technologies for human-like communication with AI. Its offerings include expressive text-to-speech, multi-speaker dialogue generation, context-aware speech transcription, and interactive demos.
SmileLine is a service that builds AI phone assistants for dental clinics. The assistants answer calls around the clock, handle routine questions and appointment bookings, and integrate with existing practice systems and CRM software.
10x Velocity is an AI and automation consulting firm based in Louisville, KY, serving businesses and nonprofits. Its services include AI process automation, data analytics, process mining, phone voice agents, team training and opportunity discovery.
Gabber is an inference engine for real-time AI agents and personas that combine speech, text, visual perception, context switching, tool calling and memory. It provides SDKs and APIs, with user tokens for securely calling them from the frontend, and usage tracking.
Vocera is a platform for testing AI voice agents by running simulated personas and conversational scenarios against them. It also provides call logs, alerting and a dashboard for monitoring agent performance.
Deepgram provides voice AI APIs for text-to-speech, speech-to-text, and speech-to-speech communication, along with a Voice Agent API and an Audio Intelligence API for analyzing audio data. The platform is aimed at developers building voice-enabled applications.
Bland AI is a conversational AI platform that automates phone calls for enterprises. It lets businesses define call pathways, customize AI voices, and integrate calls with CRM, ERP and scheduling systems.
An open-source GitHub repository providing a template for a continuously running voice assistant for engineering and development tasks. It combines Deepseek-V3 for reasoning, RealtimeSTT for speech input, and ElevenLabs text-to-speech for spoken responses.
Ultravox is an open-source speech language model that processes speech directly rather than converting it to text first. It is designed for building voice agents that can be integrated into web and VoIP platforms, including Twilio.