Conversational AI now handles structured dialogue competently
#1Voice AI platforms (Bland.ai, Retell AI, Vapi, PolyAI) now offer sub-500ms latency conversational agents that handle structured dialogues with natural interruption handling, backchanneling, and dynamic branching. OpenAI's real-time voice API, Google Gemini Live, and ElevenLabs conversational AI have made human-quality voice interaction commercially available at scale since 2024-2025.