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CPM-Ant

Training compute
2×10²² FLOP
Parameters
10B
Published
Sep 22, 2022

CPM-Ant is an AI model developed by Tsinghua University, Beijing Academy of Artificial Intelligence / BAAI, ModelBest and OpenBMB (Open Lab for Big Model Base) (China), first published in September 2022. It works in the language domain, on tasks such as language modeling/generation and question answering.

Training it took an estimated 2×10²² FLOP of compute (estimation method: operation counting). The model has 10,000,000,000 parameters. It was trained on roughly 33.4B datapoints. The compute alone is estimated at $67K in 2023 dollars.

Access: Open weights (non-commercial). Its weights are openly available. Epoch AI rates the confidence of this record as confident.

Full record
Organization
Tsinghua University, Beijing Academy of Artificial Intelligence / BAAI, ModelBest, OpenBMB (Open Lab for Big Model Base)
Country of organization
China
Domain
Language
Task
Language modeling/generation, Question answering
Training compute
2×10²² FLOP
Compute estimation method
Operation counting
Parameters
10,000,000,000
Dataset size
33.4B
Training time
1,632 h
Training cost (2023 USD)
$67K
Model accessibility
Open weights (non-commercial)
Open weights
Yes
Epoch confidence
Confident
More from Tsinghua University,Beijing Academy of Artificial Intelligence / BAAI,ModelBest,OpenBMB (Open Lab for Big Model Base)
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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