gguf iMat GGUF creative writing not-for-all-audiences text-generation base_model:DavidAU/L3-Grand-HORROR-18.5B-V1.8-STABLE-10-Gates-of-Hell base_model:quantized:DavidAU/L3-Grand-HORROR-18.5B-V1.8-STABLE-10-Gates-of-Hell license:apache-2.0 endpoints_compatible region:us imatrix conversational