En direct
AI models

Baichuan2-13B

Training compute
2×10²³ FLOP
Parameters
13B
Published
Sep 6, 2023

Baichuan2-13B is an AI model developed by Baichuan (China), first published in September 2023. It works in the language domain, on tasks such as chat.

Training it took an estimated 2×10²³ FLOP of compute (estimation method: operation counting). The model has 13,000,000,000 parameters. It was trained on roughly 2.6T datapoints.

Access: Open weights (restricted use). Its weights are openly available. Epoch AI rates the confidence of this record as confident.

Full record
Organization
Baichuan
Country of organization
China
Domain
Language
Task
Chat
Training compute
2×10²³ FLOP
Compute estimation method
Operation counting
Parameters
13,000,000,000
Dataset size
2.6T
Chips used
1,024
Model accessibility
Open weights (restricted use)
Open weights
Yes
Epoch confidence
Confident
Benchmark results
01Epoch Capabilities IndexECI Score102.9
More from Baichuan
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.
← All ai models