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Applied · AI System Designsenior

Real-Time Voice Agent

Real-Time Voice Agent

Design a low-latency speech-to-speech conversational agent with natural turn-taking.

Key Requirements

  • •Streaming pipeline (VAD → STT → LLM → TTS) with overlap
  • •Endpointing and barge-in (interruption) handling
  • •Latency budget engineering (<~800ms to first audio)
  • •Graceful handling of tool-call latency (no dead air)
  • •Concurrency scaling and ASR-error recovery

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