Model Comparison

Grok-3 Mini vs Nemotron 3 Super (120B A12B)Which is better in 2026?

Grok-3 Mini shows notably better performance in the majority of benchmarks. Nemotron 3 Super (120B A12B) is 1.7x cheaper per token.

Verdict: Grok-3 Mini vs Nemotron 3 Super (120B A12B) — which is better?

Grok-3 Mini (by xAI) and Nemotron 3 Super (120B A12B) (by NVIDIA) are two of the AI models people compare most. Here is how they stack up on benchmarks, price and capabilities, and which one to pick in 2026.

Grok-3 Mini outperforms in 2 benchmarks (AIME 2025, GPQA), while Nemotron 3 Super (120B A12B) is better at 1 benchmark (LiveCodeBench). Grok-3 Mini shows notably better performance in the majority of benchmarks.

On price, Nemotron 3 Super (120B A12B) is roughly 1.7x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

Nemotron 3 Super (120B A12B) also accepts a larger context window (262,144 input tokens), making it the stronger choice for long documents and large codebases.

Choose Grok-3 Mini if…

  • you want the strongest raw capability — it leads on 2 of 3 shared benchmarks

Choose Nemotron 3 Super (120B A12B) if…

  • cost matters — it's about 1.7x cheaper per token
  • you process long inputs — it offers a 262,144 token context window
  • you want the most recent training data — it shipped Mar 2026
  • you need open weights you can self-host or fine-tune

Performance Benchmarks

Comparative analysis across standard metrics

3 benchmarks

Grok-3 Mini outperforms in 2 benchmarks (AIME 2025, GPQA), while Nemotron 3 Super (120B A12B) is better at 1 benchmark (LiveCodeBench).

Grok-3 Mini shows notably better performance in the majority of benchmarks.

Mon Jul 27 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Nemotron 3 Super (120B A12B) costs less

For input processing, Grok-3 Mini ($0.30/1M tokens) is 3.0x more expensive than Nemotron 3 Super (120B A12B) ($0.10/1M tokens).

For output processing, Grok-3 Mini ($0.50/1M tokens) costs the same as Nemotron 3 Super (120B A12B) ($0.50/1M tokens).

In conclusion, Grok-3 Mini is more expensive than Nemotron 3 Super (120B A12B).*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers
Mon Jul 27 2026 • llm-stats.com
xAI
Grok-3 Mini
Input tokens$0.30
Output tokens$0.50
Best providerxAI
NVIDIA
Nemotron 3 Super (120B A12B)
Input tokens$0.10
Output tokens$0.50
Best providerDeepinfra
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

Nemotron 3 Super (120B A12B) accepts 262,144 input tokens compared to Grok-3 Mini's 128,000 tokens. Nemotron 3 Super (120B A12B) can generate longer responses up to 262,144 tokens, while Grok-3 Mini is limited to 8,000 tokens.

xAI
Grok-3 Mini
Input128,000 tokens
Output8,000 tokens
NVIDIA
Nemotron 3 Super (120B A12B)
Input262,144 tokens
Output262,144 tokens
Mon Jul 27 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Grok-3 Mini supports multimodal inputs, whereas Nemotron 3 Super (120B A12B) does not.

Grok-3 Mini can handle both text and other forms of data like images, making it suitable for multimodal applications.

Grok-3 Mini

Text
Images
Audio
Video

Nemotron 3 Super (120B A12B)

Text
Images
Audio
Video

License

Usage and distribution terms

Grok-3 Mini is licensed under a proprietary license, while Nemotron 3 Super (120B A12B) uses NVIDIA Open Model License Agreement .

License differences may affect how you can use these models in commercial or open-source projects.

Grok-3 Mini

Proprietary

Closed source

Nemotron 3 Super (120B A12B)

NVIDIA Open Model License Agreement

Open weights

Release Timeline

When each model was launched

Grok-3 Mini was released on 2025-02-17, while Nemotron 3 Super (120B A12B) was released on 2026-03-11.

Nemotron 3 Super (120B A12B) is 13 months newer than Grok-3 Mini.

Grok-3 Mini

Feb 17, 2025

1.4 years ago

Nemotron 3 Super (120B A12B)

Mar 11, 2026

4 months ago

1.1yr newer

Knowledge Cutoff

When training data ends

Grok-3 Mini has a knowledge cutoff of 2024-11-17, while Nemotron 3 Super (120B A12B) has a cutoff of 2025-06-01.

Nemotron 3 Super (120B A12B) has more recent training data (up to 2025-06-01), making it potentially better informed about events through that date compared to Grok-3 Mini (2024-11-17).

Grok-3 Mini

Nov 2024

Nemotron 3 Super (120B A12B)

Jun 2025

7 mo newer

Provider Availability

Grok-3 Mini is available from xAI. Nemotron 3 Super (120B A12B) is available from DeepInfra.

Grok-3 Mini

xai logo
xAI
Input Price:Input: $0.30/1MOutput Price:Output: $0.50/1M

Nemotron 3 Super (120B A12B)

deepinfra logo
Deepinfra
Input Price:Input: $0.10/1MOutput Price:Output: $0.50/1M
* Prices shown are per million tokens

Outputs Comparison

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Key Takeaways

xAI
Supports multimodal inputs
Higher AIME 2025 score (90.8% vs 90.2%)
Higher GPQA score (84.0% vs 82.7%)
NVIDIA
Larger context window (262,144 tokens)
Less expensive input tokens
Has open weights
Higher LiveCodeBench score (81.2% vs 80.4%)
xAIGrok-3 Mini
NVIDIANemotron 3 Super (120B A12B)
Compare in Playground

Detailed Comparison

Interactive Arena

Judge for yourself.

Run your own prompts against Grok-3 Mini and Nemotron 3 Super (120B A12B) side-by-side, then vote on the output you prefer.

Grok-3 Mini
✓ Preferred
Nemotron 3 Super (120B A12B)
Open in Playground
AI Model Comparison Table
Feature
xAI
Grok-3 Mini
NVIDIA
Nemotron 3 Super (120B A12B)

FAQ

Common questions about Grok-3 Mini vs Nemotron 3 Super (120B A12B).

Which is better, Grok-3 Mini or Nemotron 3 Super (120B A12B)?

Grok-3 Mini shows notably better performance in the majority of benchmarks. Grok-3 Mini is made by xAI and Nemotron 3 Super (120B A12B) is made by NVIDIA. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does Grok-3 Mini compare to Nemotron 3 Super (120B A12B) in benchmarks?

Grok-3 Mini scores AIME 2024: 95.8%, AIME 2025: 90.8%, GPQA: 84.0%, LiveCodeBench: 80.4%. Nemotron 3 Super (120B A12B) scores HMMT 2025: 94.7%, RULER: 91.8%, AIME 2025: 90.2%, WMT24++: 86.7%, MMLU-Pro: 83.7%.

Is Grok-3 Mini cheaper than Nemotron 3 Super (120B A12B)?

Nemotron 3 Super (120B A12B) is 3.0x cheaper for input tokens. Grok-3 Mini costs $0.30/M input and $0.50/M output via xai. Nemotron 3 Super (120B A12B) costs $0.10/M input and $0.50/M output via deepinfra.

What are the context window sizes for Grok-3 Mini and Nemotron 3 Super (120B A12B)?

Grok-3 Mini supports 128K tokens and Nemotron 3 Super (120B A12B) supports 262K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Grok-3 Mini and Nemotron 3 Super (120B A12B)?

Key differences include context window (128K vs 262K), input pricing ($0.30 vs $0.10/M), multimodal support (yes vs no), licensing (Proprietary vs NVIDIA Open Model License Agreement ). See the full comparison above for benchmark-by-benchmark results.

Who makes Grok-3 Mini and Nemotron 3 Super (120B A12B)?

Grok-3 Mini is developed by xAI and Nemotron 3 Super (120B A12B) is developed by NVIDIA.

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