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Open-source real-time audio, video, and AI agent infrastructure. Build video calls, voice chat, and AI voice agents. Free: 1,000 agent minutes/month. Ship: $50/month. Scale: $500/month.

Weaknesses

Developer-focused — requires coding to build anything
Pricing scales quickly with usage at $0.01/min
Not a turnkey video conferencing solution
$500/month Scale tier expensive for small teams

Key features

Build real-time video, voice, and AI agent applications
Voice AI agent framework with STT-LLM-TTS pipeline
1,000 free agent session minutes per month
WebRTC infrastructure with low latency
HIPAA compliance available

AI features

Voice AI agent framework with speech-to-text, LLM, and text-to-speech pipeline. Real-time interruption handling, speaker isolation, session recording and transcription.

STOA verdict

Developer infrastructure for building real-time voice/video AI features. Most SMBs should use Zoom or Meet. Only relevant if building a product with real-time AI voice/video.