Checked fact 161616 Oct 2026Models and releases
The licence is the Muse Model License, which permits use, modification, fine-tuning and distribution.
The exact words it rests on
the rights to use, copy, modify (including fine-tune), create derivative works, distill, merge, publish, distribute
What the source said when we opened it, on 16 Oct 2026.
The source
Muse Model License
Checked
Checked by the notis newsroom on , against the source above.
In the story
Meta releases open-weight Muse Spark Open under its own licence 16 Oct 2026
Cite this fact
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