NousResearch's flagship large-scale reasoning model based on Llama 4.
NVIDIA's open frontier reasoning model for orchestration, coding, and deep research.
No shared agent demos for these models yet.
No captured outputs for these models yet.
This model hasn't been benchmarked yet.
This model hasn't been benchmarked yet.
Both Hermes 4 405B and Nemotron 3 Ultra are capable AI models. The best choice depends on your specific use case: consider pricing, context window, speed, and which capabilities (vision, reasoning, audio) you need.
Nemotron 3 Ultra has a lower blended cost. Hermes 4 405B: $1.00 input / $3.00 output. Nemotron 3 Ultra: $0.60 input / $3.60 output.
Nemotron 3 Ultra has a larger context window: Hermes 4 405B supports 131K tokens vs Nemotron 3 Ultra at 512K tokens.
Hermes 4 405B and Nemotron 3 Ultra have similar overall capabilities. The main differences lie in pricing, context window size, and provider-specific strengths. Use this comparison page to review all metrics side by side.
If cost is your priority, choose the cheaper option. If you need the highest intelligence for complex tasks, pick the higher-scoring model. For long documents or codebases, choose the larger context window. You can try both Hermes 4 405B and Nemotron 3 Ultra for free on idapt.app to see which performs better for your specific needs.