transformers gguf mistral quantized 2-bit 3-bit 4-bit 5-bit 6-bit 8-bit GGUF safetensors text-generation text-generation-inference license:apache-2.0 autotrain_compatible endpoints_compatible region:us base_model:arnavgrg/zephyr-7b-beta-nf4-fp16-upscaled base_model:quantized:arnavgrg/zephyr-7b-beta-nf4-fp16-upscaled