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Meena

Training compute
1.1×10²³ FLOP
Parameters
2.6B
Published
Jan 28, 2020

Meena is an AI model developed by Google Brain (United States), first published in January 2020. It works in the language domain, on tasks such as text autocompletion and chat. It counts among the frontier models: the systems trained with the most compute of their moment.

Training it took an estimated 1.1×10²³ FLOP of compute (estimation method: hardware,operation counting,third-party estimation). The model has 2,600,000,000 parameters. It was trained on roughly 53.3B datapoints. Training ran on 1,024 Google TPU v3 for about 720 hours. The compute alone is estimated at $215K in 2023 dollars.

Access: Unreleased. Its weights are not openly released. The reference paper has 1,020 citations. Epoch AI rates the confidence of this record as confident.

Full record
Organization
Google Brain
Country of organization
United States
Domain
Language
Task
Text autocompletion, Chat
Training compute
1.1×10²³ FLOP
Compute estimation method
Hardware, Operation counting, Third-party estimation
Parameters
2,600,000,000
Dataset size
53.3B
Training hardware
Google TPU v3
Chips used
1,024
Training time
720 h
Chip-hours
737.3K
Training power draw
942.7 kW
Training cost (2023 USD)
$215K
Model accessibility
Unreleased
Open weights
No
Citations
1,020
Epoch confidence
Confident
More from Google Brain
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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