safetensors llama autoquant UCLA-AGI/Llama-3-Instruct-8B-SPPO-Iter3 gptq text-generation conversational en dataset:openbmb/UltraFeedback arxiv:2405.00675 base_model:UCLA-AGI/Llama-3-Instruct-8B-SPPO-Iter3 base_model:quantized:UCLA-AGI/Llama-3-Instruct-8B-SPPO-Iter3 license:apache-2.0 model-index 4-bit region:us