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Specifications
ParametersThe learned values that shape how a model responds. B means billion and T means trillion. For mixture-of-experts models, the total count is larger than the number active for each token. Parameter count alone does not measure quality.
4B—
Context windowHow much information the model can work with in one request, measured in tokens — pieces of words or other data. This includes your question, attachments, conversation and reply. Limits can vary by model variant and provider.
256k200k
These models have no shared benchmark scores.
Overview
CompanyNVIDIAOpenAI
Release dateOct 16 2026Mar 19 2025
AccessOpen WeightClosed
Model detailsView modelView model

Frequently asked questions

Nemotron Labs Dory 1.0 4B and o1-pro don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. o1-pro shipped 576 days before Nemotron Labs Dory 1.0 4B, so benchmark comparisons should account for the intervening progress.

Context windows are 256k (Nemotron Labs Dory 1.0 4B) vs 200k (o1-pro). Nemotron Labs Dory 1.0 4B is open weight, while o1-pro is closed.

Direct benchmark comparisons are unavailable — Nemotron Labs Dory 1.0 4B and o1-pro don't publish scores on any of the same benchmarks.