Nomos 1

Parameters

30B

Published

Dec 11, 2025

Nomos 1 is an AI model developed by Nous Research (United States), first published in December 2025. It works in the language domain, on tasks such as mathematical problem solving, proof writing and reasoning.

Epoch AI has no training-compute estimate for this model. The model has 30,000,000,000 parameters.

Access: Open weights (unrestricted). Its weights are openly available. It is built on top of Qwen/Qwen3-30B-A3B-Thinking-2507. Epoch AI rates the confidence of this record as confident.

Full record

Organization: Nous Research
Country of organization: United States
Domain: Language
Task: Mathematical problem solving, Proof writing, Reasoning
Parameters: 30,000,000,000
Model accessibility: Open weights (unrestricted)
Open weights: Yes
Base model: Qwen/Qwen3-30B-A3B-Thinking-2507
Epoch confidence: Confident