transformers safetensors mistral text-generation mergekit merge conversational arxiv:2306.01708 base_model:Gryphe/Pantheon-RP-1.6.1-12b-Nemo base_model:merge:Gryphe/Pantheon-RP-1.6.1-12b-Nemo base_model:spow12/ChatWaifu_12B_v2.0 base_model:merge:spow12/ChatWaifu_12B_v2.0 autotrain_compatible text-generation-inference endpoints_compatible region:us