PolyAI unveils Dialog-RSN-1: audio-native voice model answering in under 300ms

matthen2 · x · 2026-10-23

PolyAI released Dialog-RSN-1, a voice dialog model that hears caller audio directly and handles a full turn in a single pass — no separate speech-recognition step — responding in under 300ms (sub-1-second reply on live calls). Independent benchmarking by Coval found it the strongest realtime model tested on production-style calls, addressing the classic "hello, is anyone there?" latency problem. The team will host a Nov 4 webinar covering turn-taking, noise handling, and interruptions.

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