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nemotron-speech-onnx
DimQ1/nemotron-speech-onnx
nemotron-speech-onnx is a machine learning model from DimQ1. Use it for the machine learning task on the model card, and read the license before you ship it in a product. The card lists the license as other.
ONNX-exported Nemotron-3.5 ASR streaming model (0.6B) for speech recognition.
Access
Public
Updated Jun 26, 2026
Repo size
2.7 GB
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Repo makeup
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.data2.9 GB · 99%
At a glance
- License
- other
- Access
- Public
- Created
- Jun 26, 2026
- Updated
- Jun 26, 2026
- SHA
- fe2ad822
Model card
From the Hugging Face model README
Nemotron ASR ONNX Models
ONNX-exported Nemotron-3.5 ASR streaming model (0.6B) for speech recognition.
Variants
| Variant | Provider | Description |
|---|---|---|
cpu/ | CPUExecutionProvider | CPU-optimized (fp32 decoder/joint, int4/int8 encoder) |
gpu-cuda/ | CUDAExecutionProvider | NVIDIA GPU via CUDA (fp32) |
gpu-dml/ | DmlExecutionProvider | DirectML for Windows GPU (fp32) |
Model Architecture
- Encoder: Conformer-based audio encoder
- Decoder: Transformer-based text decoder
- Joint: Transducer joint network
- VAD: Silero VAD for voice activity detection
Usage with NemotronSpeech (C#)
git clone https://github.com/DimQ1/nemotron-speech-csharp
cd nemotron-speech-csharp
dotnet run -c Release -- models-onnx/gpu-cuda --mic --language auto
Conversion
Converted from NVIDIA NeMo .nemo checkpoint using Olive.
Original model: nemotron-3.5-asr-streaming-0.6b.nemo
License
See original NVIDIA Nemotron license.
- License
- other
- Languages
- en
- Created
- Jun 26, 2026
- Updated
- Jun 26, 2026