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@1.6.62026-07-18PythonApache-2.0
11.5k Open source Free tier Paid
Pipecat

Pipecat

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Open-source Python framework for real-time voice and multimodal conversational agents

v1.6.02026-07-21PythonBSD-2-Clause
13.7k Open source Free tier Paid