Yi

The model license, excerpts: https://github.com/01-ai/Yi/blob/main/MODEL_LICENSE_AGREEMEN... 1) Your use of the Yi Series Models must comply with the Laws and Regulations as well as applicable legal requirements of other countries/regions, and respect social ethics and moral standards, including but not limited to, not using the Yi Series Models for purposes prohibited by Laws and Regulations as well as applicable legal requirements of other countries/regions, such as harming national security, promoting terrorism, extremism, inciting ethnic or racial hatred, discrimination, violence, or pornography, and spreading false harmful information. 2) You shall not, for military or unlawful purposes or in ways not allowed by Laws and Regulations as well as applicable legal requirements of other countries/regions, a) use, copy or Distribute the Yi

The Github repository, gives a better introduction/howto: https://github.com/01-ai/yi > Yi-34B-Chat model landed in second place (following GPT-4 Turbo), outperforming other LLMs (such as GPT-4, Mixtral, Claude) on the AlpacaEval Leaderboard (based on data available up to January 2024). > Yi-34B model ranked first among all existing open-source models (such as Falcon-180B, Llama-70B, Claude) in both English and Chinese on various benchmarks, including Hugging Face Open LLM Leaderboard (pre-trained) and C-Eval (based on data available up to November 2023).

The 6B model is unfortunately still a base text completion model. I've been waiting for the Chat version it to be open-sourced :). The 01-ai team is working on it! https://github.com/01-ai/Yi/issues/173

Commercial use: need a written authorization from the Licensor. "Our fine-tuned model is completely open for academic research, but please adhere to the agreement and the Yi License." And in the Yi License: "If you plan to use the Yi Series Models and Derivatives for Commercial Purposes, you should contact the Licensor in advance as specified in Section 7 of this Agreement named "Updates to the Agreement and Contact Information" and obtain written authorization from the Licensor. When you obtain authorization from the Licensor to use the Yi Series Models and Derivatives for Commercial Purposes, you must comply with the afore-mentioned license restrictions." ( https://github.com/01-ai/Yi/blob/main/MODEL_LICENSE_AGREEMEN... )

See: https://github.com/01-ai/Yi/discussions/5#discussioncomment-...