transformers safetensors llama text-generation mergekit merge arxiv:2311.03099 arxiv:2306.01708 base_model:NousResearch/Meta-Llama-3-8B base_model:merge:NousResearch/Meta-Llama-3-8B base_model:gradientai/Llama-3-8B-Instruct-Gradient-4194k base_model:merge:gradientai/Llama-3-8B-Instruct-Gradient-4194k base_model:refuelai/Llama-3-Refueled base_model:merge:refuelai/Llama-3-Refueled autotrain_compatible text-generation-inference endpoints_compatible region:us