transformers safetensors llama text-generation mergekit merge conversational arxiv:2405.00675 base_model:UCLA-AGI/Llama-3-Instruct-8B-SPPO-Iter3 base_model:merge:UCLA-AGI/Llama-3-Instruct-8B-SPPO-Iter3 base_model:ZeusLabs/L3-Aethora-15B-V2 base_model:merge:ZeusLabs/L3-Aethora-15B-V2 autotrain_compatible text-generation-inference endpoints_compatible region:us