transformers gguf OpenAccess AI Collective MPT axolotl PyTorch Transformers ja dataset:augmxnt/shisa-pretrain-en-ja-v1 base_model:2121-8/TinySlime-1.1B-v1.0 base_model:quantized:2121-8/TinySlime-1.1B-v1.0 endpoints_compatible region:us