v0.1.0

Key Highlights

• Support for diverse speech recognition models including Nemotron 3.5 ASR and Parakeet TDT, alongside speech synthesis with MagpieTTS.
• Speaker diarization capabilities using Streaming Sortformer v2, integrated with ASR.
• Unified nemo-speech CLI with managed model discovery, downloads, and caching.
• Local HTTP API featuring OpenAI-compatible interfaces and realtime WebSocket transcription.
• Multi-backend support for CPU, CUDA, Vulkan, and Metal, along with a Native C API.

New Features

• Speech recognition with Nemotron 3.5 ASR, Nemotron Speech Streaming, Parakeet TDT, and Parakeet CTC
• Speaker diarization with Streaming Sortformer v2
• Speech synthesis with MagpieTTS and NanoCodec
• Text and speech translation with Riva Translate 4B Instruct v2
• Audio utilities including VAD, endpointing, punctuation, and capitalization
• Unified nemo-speech CLI with managed model discovery, downloads, and caching
• Local HTTP API with OpenAI-compatible transcription and speech subsets
• Realtime WebSocket transcription and playground
• Native C API, shared libraries, and CMake package for integration
• CPU, CUDA, Vulkan, and Metal backend support

Full Release Notes

`0.1.0` is the first versioned release of NeMo-Speech.cpp.

  ## Highlights

  - Speech recognition with Nemotron 3.5 ASR, Nemotron Speech Streaming, Parakeet TDT, and Parakeet CTC
  - Speaker diarization with Streaming Sortformer v2, standalone or integrated with ASR
  - Speech synthesis with MagpieTTS and NanoCodec
  - Text and speech translation with Riva Translate 4B Instruct v2
  - Subtitles, VAD, endpointing, punctuation, capitalization, and structured output
  - Unified nemo-speech CLI with managed model discovery, downloads, and caching
  - Local HTTP API with OpenAI-compatible transcription and speech subsets, realtime WebSocket transcription, and playground
  - Native C API, shared libraries, and exported CMake package for application integration
  - CPU, CUDA, Vulkan, and Metal backend support

Prebuilt archives cover Linux and Windows on x86-64 and ARM64, plus Apple Silicon macOS, using the platform-appropriate CPU, CUDA, Vulkan, or Metal backend.

Note: this is an early release and API interfaces may evolve.