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Atria Dawn Preview vs Nova 2 Omni

Atria Dawn Preview leads the LLM Stats Score 52.3 to 25.7.

Shanghai AI Laboratory · Amazon · Updated for 2026

Which is better?

Atria Dawn Preview leads the overall LLM Stats Score 52.3 to 25.7, ranking #10 overall.

In the 1 individual benchmarks reported for both models, Atria Dawn Preview wins 1; this is a narrower head-to-head signal than the composite indexes.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose Atria Dawn Preview

  • overall performance matters — it scores 52.3 and ranks #10 on LLM Stats
  • your work emphasizes reasoning and agents — it leads those capability indexes
  • you value its reported benchmark strengths — it wins 1 of 1 exact shared results
  • you want the most recent training data — it shipped Sep 2026
  • you need open weights you can self-host or fine-tune

Choose Nova 2 Omni

  • you are already invested in the Amazon ecosystem

At a glance

The differences that matter most.

Atria Dawn Preview
Shanghai AI Laboratory
Nova 2 Omni
Amazon
Core performance indexes
LLM Stats Score
52.3
#10
25.7
#155
Reasoning
50.5
#12
28.0
#131
Agents
38.8
#10
4.7
#151
Cost, coverage & limits
Benchmark wins
1 of 1
0 of 1
Input price
— / M
— / M
Output price
— / M
— / M
Context window
—
—

Capability indexes

Additional strengths measured across groups of related public benchmarks

1 shared
Index
Atria Dawn Preview
Nova 2 Omni
Tool use
31.1#12
15.1#93
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

12 reported for Atria Dawn Preview · 18 for Nova 2 Omni

1 shared

Atria Dawn Preview outperforms in 1 benchmarks (BFCL-V4), while Nova 2 Omni is better at 0 benchmarks.

Atria Dawn Preview significantly outperforms across most benchmarks.

Thu Sep 17 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Input capabilities

Documented input modalities across available providers

Nova 2 Omni supports multimodal inputs, whereas Atria Dawn Preview does not.

Nova 2 Omni can handle both text and other forms of data like images, making it suitable for multimodal applications.

Atria Dawn Preview

Text
Images
Audio
Video

Nova 2 Omni

Text
Images
Audio
Video

License

Usage and distribution terms

Atria Dawn Preview is licensed under MIT, while Nova 2 Omni uses a proprietary license.

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

Atria Dawn Preview

MIT

Open weights

Nova 2 Omni

Proprietary

Closed source

Release Timeline

When each model was launched

Atria Dawn Preview was released on 2026-09-11, while Nova 2 Omni was released on 2025-12-02.

Atria Dawn Preview is 9 months newer than Nova 2 Omni.

Atria Dawn Preview

Sep 11, 2026

6 days ago

9mo newer
Nova 2 Omni

Dec 2, 2025

9 months ago

Knowledge Cutoff

When training data ends

Neither model specifies a knowledge cutoff date.

Unable to compare the recency of their training data.

No cutoff dates available

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Judge for yourself.

Run your own prompts against Atria Dawn Preview and Nova 2 Omni side-by-side, then vote on the output you prefer.

Atria Dawn Preview
✓ Preferred
Nova 2 Omni
Open in Playground

FAQ

Common questions about Atria Dawn Preview vs Nova 2 Omni.

Which is better, Atria Dawn Preview or Nova 2 Omni?

Atria Dawn Preview leads the LLM Stats Score 52.3 to 25.7. Atria Dawn Preview is made by Shanghai AI Laboratory and Nova 2 Omni is made by Amazon. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Atria Dawn Preview compare to Nova 2 Omni in benchmarks?

Atria Dawn Preview scores DeepSearchQA: 96.0%, BrowseComp: 92.5%, CyberGym: 86.5%, MLE-Bench Lite: 86.2%, WideSearch: 81.9%. Nova 2 Omni scores AIME 2025: 92.1%, RefCOCOg: 86.3%, ScreenSpot: 85.4%, MMLU-Pro: 80.7%, Tau2 Telecom: 80.0%.

What are the main differences between Atria Dawn Preview and Nova 2 Omni?

Key differences include LLM Stats Score (52.3 vs 25.7), multimodal support (no vs yes), licensing (MIT vs Proprietary). See the full comparison above for benchmark-by-benchmark results.

Who makes Atria Dawn Preview and Nova 2 Omni?

Atria Dawn Preview is developed by Shanghai AI Laboratory and Nova 2 Omni is developed by Amazon.

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