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Shortformer

Training compute
3×10¹⁸ FLOP
Parameters
247M
Published
Dec 31, 2020

Shortformer is an AI model developed by University of Washington, Facebook AI Research and Allen Institute for AI (United States and France), first published in December 2020. It works in the language domain, on tasks such as language modeling.

Training it took an estimated 3×10¹⁸ FLOP of compute (estimation method: operation counting). The model has 247,000,000 parameters. It was trained on roughly 103M datapoints.

Access: Unreleased. Its weights are not openly released. The reference paper has 100 citations. Epoch AI rates the confidence of this record as confident.

Full record
Organization
University of Washington, Facebook AI Research, Allen Institute for AI
Country of organization
United States, France
Domain
Language
Task
Language modeling
Training compute
3×10¹⁸ FLOP
Compute estimation method
Operation counting
Parameters
247,000,000
Dataset size
103M
Model accessibility
Unreleased
Open weights
No
Citations
100
Epoch confidence
Confident
More from University of Washington,Facebook AI Research,Allen Institute for AI
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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