Commercial redistribution question: CTranslate2 conversion of opus-mt-en-es / opus-mt-es-en

#9
by Nachoco000 - opened

Hi, I'm developing a commercial desktop application that uses Helsinki-NLP/opus-mt-en-es and Helsinki-NLP/opus-mt-es-en.

The original model weights are converted from Marian/Transformers format to CTranslate2 format for local inference, without retraining the models or modifying their linguistic content.

I would like to redistribute these converted model files as downloadable assets for users of the commercial application.

Both Hugging Face model pages currently list the license as Apache-2.0. Before distributing them, I would like to confirm:

Is commercial redistribution of the CTranslate2-converted weights permitted?
Which license should accompany the converted weights?
What copyright, attribution or NOTICE information should be included?
Do licenses associated with any of the training datasets impose additional redistribution restrictions on these specific model weights?

Thank you for your clarification.

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