Voice Agents
Build agents you talk to. These frameworks wire up streaming speech-to-text, the LLM, and text-to-speech with low enough latency for natural back-and-forth — plus telephony and WebRTC transport.
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LiveKit Agents
LiveKit
Realtime framework for voice, video, and physical AI agents on the LiveKit WebRTC stack
livekit-agents@1.8.02026-09-05PythonApache-2.0
14.0k Open source Free tier Paid
Pipecat
Daily
Open-source Python framework for real-time voice and multimodal conversational agents
v1.8.12026-08-27PythonBSD-2-Clause
15.3k Open source Free tier Paid