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Segatron -XL base, M=150 + HCP

Training compute
1.7×10¹⁸ FLOP
Parameters
151M
Published
Mar 21, 2022

Segatron -XL base, M=150 + HCP is an AI model developed by Microsoft Research and University of Waterloo (United States and Canada), first published in March 2022. It works in the language domain, on tasks such as language modeling.

Training it took an estimated 1.7×10¹⁸ FLOP of compute. The model has 151,000,000 parameters. It was trained on roughly 103M datapoints.

Access: Unreleased. Its weights are not openly released. The reference paper has 17 citations. Epoch AI rates the confidence of this record as confident.

Full record
Organization
Microsoft Research, University of Waterloo
Country of organization
United States, Canada
Domain
Language
Task
Language modeling
Training compute
1.7×10¹⁸ FLOP
Parameters
151,000,000
Dataset size
103M
Model accessibility
Unreleased
Open weights
No
Citations
17
Epoch confidence
Confident
More from Microsoft Research,University of Waterloo
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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