transformers safetensors llama text-generation pruna-ai conversational base_model:NurtureAI/Meta-Llama-3-8B-Instruct-64k base_model:quantized:NurtureAI/Meta-Llama-3-8B-Instruct-64k autotrain_compatible text-generation-inference endpoints_compatible 4-bit bitsandbytes region:us