transformers gguf mistral quantized 2-bit 3-bit 4-bit 5-bit 6-bit 8-bit GGUF pytorch llama text-generation en arxiv:2402.16153 license:mit autotrain_compatible endpoints_compatible text-generation-inference region:us base_model:m-a-p/ChatMusician base_model:quantized:m-a-p/ChatMusician