Rapida is an open-source, end-to-end voice AI orchestration platform for building real-time conversational voice agents with audio streaming, STT, TTS, VAD, multi-channel integration, agent state management, and observability.

🎙️ Speak with AI - Run locally using Ollama, OpenAI, Anthropic or xAI - Speech uses SparkTTS, OpenAI, ElevenLabs, Kokoro, Typecast or xAI

Run a <400ms latency Voice Agent on just 4GB VRAM. Fully offline, no API keys required. Optimized for GTX 1650 and edge robotics with zero-copy inference. (Apache 2.0)

A real-time voice AI system that integrates OpenAI's Realtime API, Llama3 with Twilio Voice to create intelligent voice conversations.

A Voice-to-Voice AI Agent that lets you naturally talk to documents in real time. Powered by LiveKit's ultra-low-latency STT → LLM → TTS pipeline, it uses RAG for instant document insights and Redis for persistent memory—delivering a fully immersive voice-first experience.

🎙️ OpenAI Realtime API with tools and webhook support

AI citizens, not AI assistants. Autonomous personas who choose their work, vote democratically, and can refuse any request. Alignment through natural selection and continuous learning: users pick personas that fit, successful patterns spread organically.

Open-source, self-hosted AI phone receptionist powered by OpenAI Realtime API. High-fidelity speech-to-speech voice agent. Drop-in replacement for overpriced AI receptionist SaaS.

AI Voice Agent for WhatsApp calling using Python, VideoSDK, and Twilio.

Vākya AI — A real-time AI voice agent that listens, understands and talks back . Powered by FastAPI, WebSockets, AssemblyAI, Gemini, and Murf AI.

VeriWire: voice banking fraud-confirmation agent (Deepgram + Twilio + LangGraph + FastAPI)

Open-source realtime voice agent server in Go with WebRTC (WHIP), barge-in, streaming STT/LLM/TTS pipelines, plugin system, multi-language SDKs, SIP telephony, ESP32 support & fully local mode.

Elucidra is a Software as a System (SAAS) Application, a modern AI-powered learning platform that lets users interact with intelligent virtual tutors in real time. Featuring personalized AI companions, voice and chat learning, session history, and progress tracking.

This library offers a lightweight and developer-friendly abstraction over the FreJun Teler API.

Your bestie AI - Open source multimodal live AI companion with voice and text.

A AI Language teacher

A reference integration between Teler and VAPI, based on Media Streaming over WebSockets.

AVA is an AI-driven voice assistant designed to facilitate natural, real-time conversations through speech. It leverages automatic speech recognition (ASR), natural language understanding (NLU), and text-to-speech (TTS) synthesis to understand user input, process queries intelligently, and respond with human-like voice output.

A multilingual AI voice agent that automates education loan qualification for study-abroad students. Features intelligent call handling, real-time sentiment analysis, lead qualification, and seamless human handoff. Built with Python FastAPI, React, and Twilio integration.

Provide self-hosted AI receptionist with voice calls, FAQ handling, call transfers, and message taking using OpenAI and LiveKit integration.