Trace voice agents in LangSmith
3.42T1.5 sourceLangChain Blog
Source record
Published by LangChain Blog (T1.5 source). The original is at https://www.langchain.com/blog/trace-voice-agents-in-langsmith.
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The summary and note below are generated by the signal pipeline — they are Beyond Desk’s reading, not quotations from the source.
SummaryLangSmith now supports tracing for voice agents built with Pipecat, LiveKit, OpenAI Realtime, and Gemini Live. The feature captures audio, STT/TTS latency, interruptions, and tool calls in a single trace, mirroring existing text-agent observability workflows.
Why it mattersConcrete tool release from a primary source, useful for anyone building or debugging production voice agents. Bridges a gap between voice and text observability tooling.

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