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NVIDIAJuly 4, 2026

NeMo Speech

Open Source
Speech AI
Generative AI
PyTorch
ASR

Explore NeMo Speech

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### TL;DR

NVIDIA NeMo Speech is a scalable generative AI framework specifically engineered for researchers and developers working on Automatic Speech Recognition (ASR), Text-to-Speech (TTS), and speech-enabled LLMs. It enables users to efficiently build, customize, and deploy state-of-the-art speech AI models by utilizing pre-trained checkpoints and modular code components.

Key Insights & Metrics

Pricing
Open source (Apache License 2.0)
Cost structure
Version
2.7.3
Current release version
Hardware
NVIDIA GPU required for training, recommended for inference (e.g., H100, A100)
Compute requirements
Category
Open Source
Licensing model
Region
United States
Primary region

Key Features

  • Supports Automatic Speech Recognition (ASR) and Text-to-Speech (TTS) pipelines
  • Integrates seamlessly with multimodal Large Language Models (LLMs)
  • Offers low-latency, full-duplex voice interaction capabilities
  • Highly modular architecture for custom model training and inference
  • Optimized for NVIDIA GPU acceleration including Hopper and Blackwell architectures

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