Nemotron or Llama: which to choose for agents

Both are in Ollama and both run on a CPU in their smaller sizes, and the catalog claims Russian support for neither. Nemotron is built for agents and reasoning and tuned to run fast on NVIDIA GPUs: Nemotron 3 is a Mamba and MoE hybrid from 4B to 550B-A55B, and Nano Omni handles video, audio and images, though in English only. Nemotron licensing varies by version: the NVIDIA Open Model License and Open Model Agreement come with conditions, Llama-based versions add the Llama terms, and Ultra and 3.5 Lightning ship under OpenMDW-1.1. Llama is simpler here: one Llama Community License across the family, sizes from 1B and a huge pool of existing fine-tunes, but its newest catalog release is April 2025 against August 2026 for Nemotron.

Comparison based on catalog data

ParameterNVIDIA NemotronLlama
CategoryText, Image + text, Voice assistantsText, Image + text
DeveloperNVIDIA, USAMeta, USA
ReleasesJun 2024 – Aug 2026Feb 2023 – Apr 2025
Sizes4B – 550B-A55B1B – 405B
HardwareLaptop, 1 GPU, ClusterLaptop, 1 GPU, Cluster
Commercial useCommercial use with conditionsCommercial use with conditions
LicenseNemotron-4, Llama-Nemotron, Nemotron 3 Nano, Nano Omni, Cascade 2 and Super: NVIDIA Open Model License / Open Model Agreement (commercial use allowed with conditions; Llama-based versions add Llama terms); Nemotron 3 Ultra and 3.5 Lightning: OpenMDW-1.1Llama Community License
RussianNot supportedNot supported
OllamaYesYes
Without GPUYesYes
Tasks
  • Agents with tool calling
  • Reasoning and calculation tasks
  • Answers based on long documents
  • Synthetic training data generation
  • Assistant for employees
  • Summaries of meetings and documents
  • Base for industry-specific fine-tuning
  • Image understanding (Vision versions)

Choose NVIDIA Nemotron if

  • You run your own cluster on NVIDIA GPUs
  • You need tool-calling agents and reasoning or calculation tasks
  • You need video and audio in one model: Nemotron 3 Nano Omni
NVIDIA Nemotron

Choose Llama if

  • You want one clear license across the whole line-up
  • You rely on the Llama ecosystem of fine-tunes and tooling
  • The model is a base for industry-specific fine-tuning
Llama

Other comparisons

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