gguf Llama-3 instruct finetune chatml DPO RLHF gpt4 synthetic data distillation function calling json mode imatrix importance matrix en base_model:NousResearch/Hermes-2-Pro-Llama-3-8B base_model:quantized:NousResearch/Hermes-2-Pro-Llama-3-8B license:apache-2.0 endpoints_compatible region:us conversational