The Open-Source GPT Revolution: How Free LLMs Are Reshaping AI
March 2021: EleutherAI released GPT-Neo at 2.7 billion parameters, the first free open alternative to GPT-3, under the MIT license. June 2021: EleutherAI released GPT-J at 6 billion parameters under the Apache 2.0 license, boosting startups in open GPT development. July 2022: The BigScience project released BLOOM at 176 billion parameters, covering 46 languages and released under the Responsible AI License. May 2022: Meta AI released OPT at 175 billion parameters under a non-commercial research license, including a logbook documenting the training process. February 2023: Meta AI unveiled LLaMA with 7B, 13B, 33B, and 65B models, and the weights leaked