> We introduce Vicuna-13B, an open-source chatbot trained by fine-tuning LLaMA on user-shared conversations collected from ShareGPT.
Source-available, not open source since its based on LLaMA.
Source-available, not open source since its based on LLaMA.
Those weights are an original work that was created by a mechanical process that involved no human authorship and involved no creativity. Those weights are not copyrightable under current US law.
I still wouldn't recommend basing anything serious on them until Meta gets taken to court for playing loose with the DMCA.
[1]: https://www.federalregister.gov/documents/2023/03/16/2023-05...