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New technique bridges latency-capability gap in voice agents

Researchers have developed a novel technique called conversational infill to address the latency-capability trade-off in voice agents. This method uses a small, fast "talker" model to generate immediate responses while simultaneously integrating knowledge from a larger, slower "reasoner" model during inference. A synthetic dataset of over 290,000 examples was created to train seven small language models, demonstrating that this approach can significantly reduce response times while maintaining high accuracy. User studies indicated that agents employing conversational infill are perceived as equally capable and more responsive than frontier models, particularly for retrieval-heavy tasks. AI

IMPACT Enables voice agents to be both highly responsive and capable, improving user experience for complex conversational tasks.

RANK_REASON The cluster contains an academic paper detailing a new method for conversational AI. [lever_c_demoted from research: ic=1 ai=1.0]

Read on arXiv cs.CL →

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New technique bridges latency-capability gap in voice agents

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The cluster contains an academic paper detailing a new method for conversational AI. [lever_c_demoted from research: ic=1 ai=1.0]
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124 days old
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COVERAGE [1]

  1. arXiv cs.CL TIER_1 English(EN) · Vidya Srinivas, Zachary Englhardt, Shwetak Patel, Vikram Iyer ·

    Thinking While Speaking: Inference-Time Knowledge Transfer for Responsive and Intelligent Conversational Voice Agents

    arXiv:2511.07397v2 Announce Type: replace Abstract: Voice agents face a fundamental tension: the reasoning, retrieval, and tool use that make foundation models capable are iterative and slow, while conversational interaction demands responses on a millisecond timescale. Smaller, …