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A.X (Adot) 18B

Training compute
1.4×10¹⁸ FLOP
Parameters
18B
Published
Nov 15, 2021

A.X (Adot) 18B is an AI model developed by SK Telecom (South Korea), first published in November 2021. It works in the language and speech domain, on tasks such as chat.

Training it took an estimated 1.4×10¹⁸ FLOP of compute (estimation method: operation counting). The model has 18,000,000,000 parameters. Training ran on NVIDIA A100 SXM4 80 GB.

Epoch AI rates the confidence of this record as speculative.

Full record
Organization
SK Telecom
Country of organization
South Korea
Domain
Language, Speech
Task
Chat
Training compute
1.4×10¹⁸ FLOP
Compute estimation method
Operation counting
Parameters
18,000,000,000
Training hardware
NVIDIA A100 SXM4 80 GB
Epoch confidence
Speculative
More from SK Telecom
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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