fermion-research
Copyright 2026 Fermion Research

This package (the `fermion` command line, the Phonon speech engines and the Neutrino runtime) is licensed under the
Apache License, Version 2.0. The full text is in the LICENSE file beside this one.

================================================================================
THIRD-PARTY CODE INCLUDED IN THIS PACKAGE
================================================================================

fermion/_vendor/qwen3_asr_backend/
    Copyright 2026 The Qwen team, Alibaba Group, and the HuggingFace Inc. team.
    Licensed under the Apache License, Version 2.0. Model code for Qwen3-ASR, carried here so that Phonon-1 loads
    without a matching transformers release.

fermion/_vendor/parakeet_tdt/
    Copyright 2025 The HuggingFace Inc. team; architecture by NVIDIA (NeMo Parakeet / Fast Conformer).
    Licensed under the Apache License, Version 2.0. The Parakeet-TDT model classes from transformers
    (models/parakeet), rendered on plain PyTorch so that Phonon-2 loads where transformers has no ParakeetForTDT
    for the installed torch (Intel Macs).

================================================================================
MODEL WEIGHTS ARE NOT IN THIS PACKAGE
================================================================================

The command line downloads model weights from their own repositories, each with its own licence and NOTICE:

    FermionResearch/Phonon-2      CC-BY-4.0   derived from nvidia/parakeet-tdt-0.6b-v3 (CC-BY-4.0)
                                  https://huggingface.co/FermionResearch/Phonon-2/blob/main/NOTICE
    FermionResearch/Phonon-1      Apache-2.0  built on Qwen/Qwen3-ASR-0.6B (Apache-2.0)
    FermionResearch/Neutrino-*    see each repository

The Phonon-2 CPU kernel binaries shipped in fermion/_speech/_engine_phonon2_cpu/ are Fermion Research's own work,
licensed with this package under the Apache License, Version 2.0.
