According to its organization card, EleutherAI<\/strong> is a non-profit research lab focused on interpretability, alignment and ethics of artificial intelligence<\/strong>. It releases open-source models on its EleutherAI organization on Hugging Face<\/a> (978 models).<\/p>\n A research group active since the early days of open language models, it has released GPT-NeoX-20B (2022) and Pythia<\/strong> (2023), which published intermediate training stages to support research on language models.<\/p>\n Almost all recent releases are experimental research models, not models for products<\/strong>.<\/p>\n Most are Apache-2.0<\/strong>. Some repositories have no license field. Read each model’s license text before use. This summary is not legal advice.<\/p>\n Sources: the EleutherAI organization card<\/a>; the model card of EleutherAI\/olmo3-7b-sdf-sft-clean150<\/a>; the model list of the EleutherAI organization on Hugging Face (all as of 2026-09-26).<\/em><\/p>\n Local Model Watch has published 2 article(s) on EleutherAI’s own models, 0 on third-party fine-tunes and quantized builds based on them, and 0 from its official blog. The model list below is collected by code from Hugging Face every day. Part of our publisher index<\/a>; model families link to their family pages<\/a>.<\/p>\nWhat It Releases<\/h2>\n
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At a Glance<\/h2>\n