The Warm Handoff: How to Transfer an AI Voice Agent to a Human Without Losing Context

This story was originally published on HackerNoon at: https://hackernoon.com/the-warm-handoff-how-to-transfer-an-ai-voice-agent-to-a-human-without-losing-context. Transfer an AI voice agent to a human without dropping context. Build a warm handoff with the AssemblyAI Voice Agent API, Twilio, and a live transcript Check more stories related to tech-stories at: https://hackernoon.com/c/tech-stories. You can also check exclusive content about #ai-voice-agent, #voice-agent-tutorial, #assemblyai, #warm-handoff, #conversational-ai, #ai-receptionist, #real-time-transcription, #good-company, and more. This story was written by: @assemblyai. Learn more about this writer by checking @assemblyai's about page, and for more stories, please visit hackernoon.com. This tutorial demonstrates how to implement warm human handoffs for AI voice agents using the AssemblyAI Voice Agent API and Twilio. Rather than forcing callers to repeat themselves after a transfer, the approach packages conversation context into a human-readable summary and maintains a live transcript using Universal-3 Pro Streaming. The article compares SIP REFER transfers with conferenced bridges, provides a full implementation walkthrough, and uses a dental-office receptionist as a practical example of production-ready AI voice automation.