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OntoProtein

Parameters
420M
Published
Jan 23, 2022

OntoProtein is an AI model developed by Zhejiang University (ZJU) (China), first published in January 2022. It works in the biology and language domain, on tasks such as proteins, protein or nucleotide language model (plm/nlm), protein interaction prediction and 2 more.

Epoch AI has no training-compute estimate for this model. The model has 420,000,000 parameters. It was trained on roughly 2.9B datapoints.

Access: Open weights (unrestricted). Its weights are openly available. It is built on top of ProtBERT-BFD. Epoch AI rates the confidence of this record as likely.

Full record
Organization
Zhejiang University (ZJU)
Country of organization
China
Domain
Biology, Language
Task
Proteins, Protein or nucleotide language model (pLM/nLM), Protein interaction prediction, Protein function prediction, Protein representation learning
Parameters
420,000,000
Dataset size
2.9B
Numerical format
FP16
Model accessibility
Open weights (unrestricted)
Open weights
Yes
Base model
ProtBERT-BFD
Epoch confidence
Likely
More from Zhejiang University (ZJU)
SourceEpoch AI, 'AI Models'. Published online at epoch.ai. Retrieved 2026-07-29 from https://epoch.ai/data/ai-models. Licensed under CC BY 4.0.
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