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AI models

Zamba2-7B

Training compute
8.8×10²² FLOP
Parameters
7B
Published
May 26, 2024

Zamba2-7B is an AI model developed by Zyphra (United States), first published in May 2024. It works in the language domain, on tasks such as language modeling/generation, chat, text summarization and 2 more.

Training it took an estimated 8.8×10²² FLOP of compute (estimation method: operation counting). The model has 7,000,000,000 parameters. Training ran on 128 NVIDIA H100 SXM5 80GB.

Access: Open weights (unrestricted). Its weights are openly available. It is built on top of Mamba 2, 2.7B. The reference paper has 112 citations. Epoch AI rates the confidence of this record as confident.

Full record
Organization
Zyphra
Country of organization
United States
Domain
Language
Task
Language modeling/generation, Chat, Text summarization, Code generation, Question answering
Training compute
8.8×10²² FLOP
Compute estimation method
Operation counting
Parameters
7,000,000,000
Training hardware
NVIDIA H100 SXM5 80GB
Chips used
128
Training power draw
177.0 kW
Model accessibility
Open weights (unrestricted)
Open weights
Yes
Base model
Mamba 2, 2.7B
Citations
112
Epoch confidence
Confident
More from Zyphra
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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