OPT-2.7B is an AI model developed by Meta AI (United States), first published in June 2022. It works in the language domain, on tasks such as language modeling, chat, language modeling/generation and question answering.
Epoch AI has no training-compute estimate for this model. The model has 2,700,000,000 parameters. It was trained on roughly 180B datapoints.
Access: Open weights (non-commercial). Its weights are openly available. The reference paper has 4,716 citations. Epoch AI rates the confidence of this record as confident.