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Vega v2

Training compute
7.8×10²² FLOP
Parameters
6B
Published
Dec 4, 2022

Vega v2 is an AI model developed by Wuhan University, JD Explore Academy, Shanghai AI Lab, Nanyang Technological University, Washington University in St Louis, Chongqing University of Posts and Telecommunications and University of Sydney (China, Singapore, United States and Australia), first published in December 2022. It works in the language domain, on tasks such as language modeling, question answering and word sense disambiguation.

Training it took an estimated 7.8×10²² FLOP of compute. The model has 6,000,000,000 parameters. It was trained on roughly 6.4B datapoints. Training ran on 320 NVIDIA A100 for about 720 hours.

Access: Unreleased. Its weights are not openly released. The reference paper has 42 citations. Epoch AI rates the confidence of this record as confident.

Full record
Organization
Wuhan University, JD Explore Academy, Shanghai AI Lab, Nanyang Technological University, Washington University in St Louis, Chongqing University of Posts and Telecommunications, University of Sydney
Country of organization
China, Singapore, United States, Australia
Domain
Language
Task
Language modeling, Question answering, Word sense disambiguation
Training compute
7.8×10²² FLOP
Parameters
6,000,000,000
Dataset size
6.4B
Training hardware
NVIDIA A100
Chips used
320
Training time
720 h
Training power draw
255.9 kW
Model accessibility
Unreleased
Open weights
No
Citations
42
Epoch confidence
Confident
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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