# Third-Party Notices

## mlx-vlm 0.6.4

This project includes adapted portions of `mlx-vlm` 0.6.4 in:

- `mlx_smolvla/vision.py`, adapted from `mlx_vlm/models/idefics3/vision.py`
- `mlx_smolvla/connector.py`, adapted from `mlx_vlm/models/idefics3/idefics3.py`
- `mlx_smolvla/language.py`, adapted from `mlx_vlm/models/idefics3/language.py`

Copyright © 2025 Prince Canuma

The referenced source is licensed under the MIT License:

```text
MIT License

Copyright (c) 2025 Prince Canuma

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS 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 THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
```

## LeRobot 0.6.1

`mlx_smolvla/language.py` also reproduces the prefix/cache execution behavior
verified from `lerobot/policies/smolvla/smolvlm_with_expert.py` in LeRobot 0.6.1.

Copyright 2025 The Hugging Face Inc. team.

The referenced source is licensed under the Apache License, Version 2.0. A copy
of the license is available at <https://www.apache.org/licenses/LICENSE-2.0>.

## SLEEF at 5a1d179

`mlx_smolvla/native/rmsnorm.cpp` contains a focused adaptation of SLEEF's
four-wide `xexpf` function from commit
`5a1d179df9cf652951b59010a2d2075372d67f68`. PyTorch 2.11.0 vendors that
revision and dispatches it for the relevant ARM CPU vector operation.

The referenced source is licensed under the Boost Software License 1.0:

```text
Boost Software License - Version 1.0 - August 17th, 2003

Permission is hereby granted, free of charge, to any person or organization
obtaining a copy of the software and accompanying documentation covered by
this license (the "Software") to use, reproduce, display, distribute,
execute, and transmit the Software, and to prepare derivative works of the
Software, and to permit third-parties to whom the Software is furnished to do
so, all subject to the following:

The copyright notices in the Software and this entire statement, including
the above license grant, this restriction and the following disclaimer, must
be included in all copies of the Software, in whole or in part, and all
derivative works of the Software, unless such copies or derivative works are
solely in the form of machine-executable object code generated by a source
language processor.

THE SOFTWARE IS 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, TITLE AND NON-INFRINGEMENT. IN NO EVENT
SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
DEALINGS IN THE SOFTWARE.
```
