gguf TensorBlock GGUF text-generation en dataset:openbmb/UltraFeedback base_model:UCLA-AGI/Mistral7B-PairRM-SPPO-Iter2 base_model:quantized:UCLA-AGI/Mistral7B-PairRM-SPPO-Iter2 license:apache-2.0 endpoints_compatible region:us conversational