NVIDIA open-sources Nemotron 3 Diarization, #1 on VoiceArena with 14.72% DER
solyarisoftware · x · 2026-09-24
NVIDIA released Nemotron 3 Diarization, an open-weight 100M-parameter speaker diarization model ranked #1 on VoiceArena's Diarization leaderboard with a 14.72% Diarization Error Rate (DER).
- Supports up to 8 speakers across 21 languages
- Works offline and online, with variable latency down to 0.32s
- 15000 RTFx throughput
- Licensed for both commercial and non-commercial use
The model identifies who spoke when—including overlapping speech—and pairs with ASR to produce speaker-attributed transcripts for meetings, call analytics, podcasts, and voice-agent memory.
Related event: NVIDIA Open-Sources Nemotron 3 Diarization, Tops Benchmark(16 posts)→
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