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langchain_blog · Jul 21, 2026 · news
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Trace voice agents in LangSmith
the LangChain blogJul 21, 2026
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In brief
LangSmith now supports tracing for voice agents built with Pipecat, LiveKit, OpenAI Realtime, and Gemini Live. Capture audio, STT and TTS latency, interruptions, tool calls, and more in one trace.
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