On November 24th, ZeroOneAI officially released and open-sourced the fine-tuned model Yi-34B-Chat, which is available for free commercial use upon application. ZeroOneAI also provides developers with 4bit/8bit quantized versions of the model, where the Yi-34B-Chat4bit quantized model can be directly used on consumer-grade graphics cards. In various evaluations, Yi-34B-Chat has demonstrated outstanding performance in English knowledge level evaluation sets, Chinese comprehensive exam evaluation sets, and mathematical reasoning ability evaluation sets. The Yi series of models have been open-sourced in the ModelScope community, where developers can download, infer, and train these models.