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AR-LDM

Training compute
5.1×10²⁰ FLOP
Parameters
1.5B
Published
Nov 20, 2022

AR-LDM is an AI model developed by Alibaba, University of Waterloo and Vector Institute (China and Canada), first published in November 2022. It works in the image generation domain, on tasks such as text-to-image.

Training it took an estimated 5.1×10²⁰ FLOP of compute (estimation method: hardware). The model has 1,500,000,000 parameters. Training ran on NVIDIA A100 for about 194 hours. The compute alone is estimated at $746 in 2023 dollars.

Access: Unreleased. Its weights are not openly released. It is built on top of Stable Diffusion (LDM-KL-8-G). The reference paper has 86 citations. Epoch AI rates the confidence of this record as confident.

Full record
Organization
Alibaba, University of Waterloo, Vector Institute
Country of organization
China, Canada
Domain
Image generation
Task
Text-to-image
Training compute
5.1×10²⁰ FLOP
Compute estimation method
Hardware
Parameters
1,500,000,000
Training hardware
NVIDIA A100
Training time
194 h
Training cost (2023 USD)
$746
Model accessibility
Unreleased
Open weights
No
Base model
Stable Diffusion (LDM-KL-8-G)
Citations
86
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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