# Ambiq Model Weights License

Copyright (c) 2026 Ambiq Micro, Inc. All rights reserved.

## Terms

Permission is hereby granted, free of charge, to any person or entity
obtaining a copy of the model weights, codebooks, and associated deployment
artifacts (collectively, the "Model Artifacts") distributed under this
license, to use, copy, and modify the Model Artifacts solely for the purpose
of deployment on Ambiq silicon devices (including, but not limited to,
Apollo-series and future Ambiq SoCs), subject to the following conditions:

1. **Ambiq Silicon Restriction.** The Model Artifacts may only be deployed,
   executed, or otherwise used in production on hardware manufactured by or
   for Ambiq Micro, Inc. Research, evaluation, and benchmarking on
   non-Ambiq hardware is permitted for the sole purpose of assessing
   suitability for eventual Ambiq deployment.

2. **Redistribution.** Redistribution of the Model Artifacts, in original
   or modified form, is permitted provided that:
   - This license notice is retained in all copies or substantial portions.
   - Any modified versions are clearly marked as such and not misrepresented
     as the original Ambiq-published artifacts.

3. **No Warranty.** THE MODEL ARTIFACTS ARE PROVIDED "AS IS", WITHOUT
   WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO
   THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, AND
   NONINFRINGEMENT. IN NO EVENT SHALL AMBIQ MICRO, INC. BE LIABLE FOR ANY
   CLAIM, DAMAGES, OR OTHER LIABILITY ARISING FROM THE USE OF THE MODEL
   ARTIFACTS.

4. **Attribution.** Any public use, publication, or demonstration of results
   obtained using the Model Artifacts must include attribution to
   Ambiq Micro, Inc. and reference the originating HuggingFace repository.

## Scope

This license applies exclusively to the trained model weights, quantized
TFLite models, and codebook tables. The compression-kit source code (the
training framework, scripts, and library) is licensed separately under the
terms specified in the repository's top-level LICENSE file.