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Llama 3.1 8B vs Nemotron 3 Ultra

At a glance

Compact 8B model from Meta's Llama 3.1 series.

50131K ctx$0.05/$0.08 per M#76/92

NVIDIA's open frontier reasoning model for orchestration, coding, and deep research.

203K ctx$0.60/$2.40 per M
Demos
All demos

No shared demos for these models yet.

AI Output
All AI outputs

No captured outputs for these models yet.

Benchmarks
See rankings
CodingInsufficient data
AgenticInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-10-02
Cheaper95%
Capability
CapabilityECI50.3
Reasoning & Knowledge
Graduate Science27.0%
Math
Math Problems22.9%Competition Math1.7%
Reasoning
CodingInsufficient data
AgenticInsufficient data
Sources:Epoch AI·OpenRouter· as of 2026-10-02
Capability
Capability—
Reasoning & Knowledge
Graduate Science217%85.4%
Math
Math Problems—Competition Math5100%86.7%
Specs
131K
Context
118K
Max output
Jul 2024
Released
203K
Context
101K
Max output
Jun 2026
Released
Capabilities
Vision
Audio
Reasoning
Vision
Audio
Reasoning
Pricing
Live pricing, shown before you run
Input92%$0.05/M tokens
Output97%$0.08/M tokens
Cache read79%$0.02/M tokens
Live pricing, shown before you run
Input$0.60/M tokens
Output$2.40/M tokens
Cache read$0.12/M tokens
Chat with Llama 3.1 8BGo to model
Chat with Nemotron 3 UltraGo to model
Frequently Asked Questions: Llama 3.1 8B vs Nemotron 3 Ultra▼

Which is better, Llama 3.1 8B or Nemotron 3 Ultra?

▼

Both Llama 3.1 8B 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.

Which is cheaper, Llama 3.1 8B or Nemotron 3 Ultra?

▼

Llama 3.1 8B has a lower blended cost. Llama 3.1 8B: $0.05 input / $0.08 output. Nemotron 3 Ultra: $0.60 input / $2.40 output.

Which has a larger context window, Llama 3.1 8B or Nemotron 3 Ultra?

▼

Nemotron 3 Ultra has a larger context window: Llama 3.1 8B supports 131K tokens vs Nemotron 3 Ultra at 203K tokens.

What are the key differences between Llama 3.1 8B and Nemotron 3 Ultra?

▼

Key differences: Llama 3.1 8B is significantly cheaper; only Nemotron 3 Ultra offers extended reasoning mode. Compare full specs on this page.

Which model should I choose for my use case?

▼

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 Llama 3.1 8B and Nemotron 3 Ultra for free on idapt.app to see which performs better for your specific needs.

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