transformers pytorch gpt_neox text-generation gpt llm large language model open-source en dataset:h2oai/h2ogpt-oig-oasst1-instruct-cleaned-v1 dataset:h2oai/openassistant_oasst1_h2ogpt dataset:h2oai/h2ogpt-fortune2000-personalized dataset:h2oai/h2ogpt-oig-oasst1-instruct-cleaned-v3 license:apache-2.0 autotrain_compatible text-generation-inference region:us