Model Comparison

GPT-5.6 Sol vs Nemotron 3 Super (120B A12B)Which is better in 2026?

GPT-5.6 Sol significantly outperforms across most benchmarks. Nemotron 3 Super (120B A12B) is 56.3x cheaper per token.

Verdict: GPT-5.6 Sol vs Nemotron 3 Super (120B A12B) — which is better?

GPT-5.6 Sol (by OpenAI) 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.

GPT-5.6 Sol outperforms in 2 benchmarks (BrowseComp, GPQA), while Nemotron 3 Super (120B A12B) is better at 0 benchmarks. GPT-5.6 Sol significantly outperforms across most benchmarks.

On price, Nemotron 3 Super (120B A12B) is roughly 56.3x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

GPT-5.6 Sol also accepts a larger context window (1,050,000 input tokens), making it the stronger choice for long documents and large codebases.

Choose GPT-5.6 Sol if…

  • you want the strongest raw capability — it leads on 2 of 2 shared benchmarks
  • you process long inputs — it offers a 1,050,000 token context window
  • you want the most recent training data — it shipped Jul 2026

Choose Nemotron 3 Super (120B A12B) if…

  • cost matters — it's about 56.3x cheaper per token
  • you need open weights you can self-host or fine-tune

Performance Benchmarks

Comparative analysis across standard metrics

2 benchmarks

GPT-5.6 Sol outperforms in 2 benchmarks (BrowseComp, GPQA), while Nemotron 3 Super (120B A12B) is better at 0 benchmarks.

GPT-5.6 Sol significantly outperforms across most benchmarks.

Tue Jul 21 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, GPT-5.6 Sol ($5.00/1M tokens) is 50.0x more expensive than Nemotron 3 Super (120B A12B) ($0.10/1M tokens).

For output processing, GPT-5.6 Sol ($30.00/1M tokens) is 60.0x more expensive than Nemotron 3 Super (120B A12B) ($0.50/1M tokens).

In conclusion, GPT-5.6 Sol 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
Tue Jul 21 2026 • llm-stats.com
OpenAI
GPT-5.6 Sol
Input tokens$5.00
Output tokens$30.00
Best providerOpenAI
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

GPT-5.6 Sol accepts 1,050,000 input tokens compared to Nemotron 3 Super (120B A12B)'s 262,144 tokens. Nemotron 3 Super (120B A12B) can generate longer responses up to 262,144 tokens, while GPT-5.6 Sol is limited to 128,000 tokens.

OpenAI
GPT-5.6 Sol
Input1,050,000 tokens
Output128,000 tokens
NVIDIA
Nemotron 3 Super (120B A12B)
Input262,144 tokens
Output262,144 tokens
Tue Jul 21 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

GPT-5.6 Sol supports multimodal inputs, whereas Nemotron 3 Super (120B A12B) does not.

GPT-5.6 Sol can handle both text and other forms of data like images, making it suitable for multimodal applications.

GPT-5.6 Sol

Text
Images
Audio
Video

Nemotron 3 Super (120B A12B)

Text
Images
Audio
Video

License

Usage and distribution terms

GPT-5.6 Sol 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.

GPT-5.6 Sol

Proprietary

Closed source

Nemotron 3 Super (120B A12B)

NVIDIA Open Model License Agreement

Open weights

Release Timeline

When each model was launched

GPT-5.6 Sol was released on 2026-07-09, while Nemotron 3 Super (120B A12B) was released on 2026-03-11.

GPT-5.6 Sol is 4 months newer than Nemotron 3 Super (120B A12B).

GPT-5.6 Sol

Jul 9, 2026

1 weeks ago

4mo newer
Nemotron 3 Super (120B A12B)

Mar 11, 2026

4 months ago

Knowledge Cutoff

When training data ends

GPT-5.6 Sol has a knowledge cutoff of 2026-02-16, while Nemotron 3 Super (120B A12B) has a cutoff of 2025-06-01.

GPT-5.6 Sol has more recent training data (up to 2026-02-16), making it potentially better informed about events through that date compared to Nemotron 3 Super (120B A12B) (2025-06-01).

GPT-5.6 Sol

Feb 2026

8 mo newer
Nemotron 3 Super (120B A12B)

Jun 2025

Provider Availability

GPT-5.6 Sol is available from OpenAI. Nemotron 3 Super (120B A12B) is available from DeepInfra.

GPT-5.6 Sol

openai logo
OpenAI
Input Price:Input: $5.00/1MOutput Price:Output: $30.00/1M

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

OpenAI
Larger context window (1,050,000 tokens)
Supports multimodal inputs
Higher BrowseComp score (90.4% vs 31.3%)
Higher GPQA score (94.6% vs 82.7%)
NVIDIA
Less expensive input tokens
Less expensive output tokens
Has open weights

Detailed Comparison

Interactive Arena

Judge for yourself.

Run your own prompts against GPT-5.6 Sol and Nemotron 3 Super (120B A12B) side-by-side, then vote on the output you prefer.

GPT-5.6 Sol
✓ Preferred
Nemotron 3 Super (120B A12B)
Open in Playground
AI Model Comparison Table
Feature
OpenAI
GPT-5.6 Sol
NVIDIA
Nemotron 3 Super (120B A12B)

FAQ

Common questions about GPT-5.6 Sol vs Nemotron 3 Super (120B A12B).

Which is better, GPT-5.6 Sol or Nemotron 3 Super (120B A12B)?

GPT-5.6 Sol significantly outperforms across most benchmarks. GPT-5.6 Sol is made by OpenAI 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 GPT-5.6 Sol compare to Nemotron 3 Super (120B A12B) in benchmarks?

GPT-5.6 Sol scores Connectors: 100.0%, Capture-the-Flag Challenges (Internal): 96.7%, HealthBench Consensus: 95.5%, GPQA: 94.6%, MRCR v2 (8-needle): 91.5%. 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 GPT-5.6 Sol cheaper than Nemotron 3 Super (120B A12B)?

Nemotron 3 Super (120B A12B) is 50.0x cheaper for input tokens. GPT-5.6 Sol costs $5.00/M input and $30.00/M output via openai. Nemotron 3 Super (120B A12B) costs $0.10/M input and $0.50/M output via deepinfra.

What are the context window sizes for GPT-5.6 Sol and Nemotron 3 Super (120B A12B)?

GPT-5.6 Sol supports 1.1M 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 GPT-5.6 Sol and Nemotron 3 Super (120B A12B)?

Key differences include context window (1.1M vs 262K), input pricing ($5.00 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 GPT-5.6 Sol and Nemotron 3 Super (120B A12B)?

GPT-5.6 Sol is developed by OpenAI and Nemotron 3 Super (120B A12B) is developed by NVIDIA.

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