# Parakeet and NeMo attribution

Pi Dictate uses NVIDIA's Parakeet-TDT 0.6B v3 model through NVIDIA NeMo. The repository does not redistribute the model weights. The installer downloads or copies the exact snapshot listed below.

## Model

- **Name:** `nvidia/parakeet-tdt-0.6b-v3`
- **Source:** <https://huggingface.co/nvidia/parakeet-tdt-0.6b-v3>
- **Revision:** `541d1f99c6b0c3cd0b11a95167540bb8edefd82b`
- **Weight file:** `parakeet-tdt-0.6b-v3.nemo`
- **SHA-256:** `3cbdc85877e668ca7b82d0d56770eb1fac76691f55d6b97545e8d61ca588d10d`
- **License:** Creative Commons Attribution 4.0 International (CC BY 4.0), as stated by the model card

Users of the model must retain NVIDIA's attribution and comply with CC BY 4.0. Review the model card for intended use, limitations, and current license notices.

## Runtime

- **NVIDIA NeMo:** `nemo-toolkit[asr]` 3.0.0
- **Source:** <https://github.com/NVIDIA/NeMo>
- **License:** Apache License 2.0
- **Locally cached source used during implementation:** OpenSrc package `pypi:nemo-toolkit@3.0.0`
- **PyTorch:** 2.13.0 with CUDA 13.0 support
- **Python:** CPython 3.12

The complete transitive dependency versions and artifact hashes are recorded in `services/dictate/uv.lock`. Those dependencies retain their own licenses. Installing Pi Dictate does not change or replace their terms.

## Primary documentation

- NeMo ASR documentation: <https://docs.nvidia.com/nemo-framework/user-guide/latest/nemotoolkit/asr/intro.html>
- CC BY 4.0: <https://creativecommons.org/licenses/by/4.0/>
- Apache License 2.0: <https://www.apache.org/licenses/LICENSE-2.0>