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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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

Pipecat

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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