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BlenderBot 3

Training compute
4.3×10²³ FLOP
Parameters
175B
Published
Aug 10, 2022

BlenderBot 3 is an AI model developed by McGill University, Meta AI and Mila - Quebec AI (originally Montreal Institute for Learning Algorithms) (Canada and United States), first published in August 2022. It works in the language domain, on tasks such as chat.

Training it took an estimated 4.3×10²³ FLOP of compute (estimation method: operation counting). The model has 175,000,000,000 parameters. It was trained on roughly 1.3B datapoints. Training ran on 128 NVIDIA A100 SXM4 40 GB.

Access: Open weights (non-commercial). Its weights are openly available. It is built on top of OPT-175B. The reference paper has 290 citations. Epoch AI rates the confidence of this record as likely.

Full record
Organization
McGill University, Meta AI, Mila - Quebec AI (originally Montreal Institute for Learning Algorithms)
Country of organization
Canada, United States
Domain
Language
Task
Chat
Training compute
4.3×10²³ FLOP
Compute estimation method
Operation counting
Parameters
175,000,000,000
Dataset size
1.3B
Training hardware
NVIDIA A100 SXM4 40 GB
Chips used
128
Training power draw
102.6 kW
Model accessibility
Open weights (non-commercial)
Open weights
Yes
Base model
OPT-175B
Citations
290
Epoch confidence
Likely
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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