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Atria Dawn Preview vs o1-pro

Atria Dawn Preview leads the LLM Stats Score 52.3 to 19.7.

Shanghai AI Laboratory · OpenAI · Updated for 2026

Which is better?

Atria Dawn Preview leads the overall LLM Stats Score 52.3 to 19.7, ranking #10 overall.

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 — it leads those capability indexes
  • you want the most recent training data — it shipped Sep 2026
  • you need open weights you can self-host or fine-tune

Choose o1-pro

  • you are already invested in the OpenAI ecosystem

At a glance

The differences that matter most.

Atria Dawn Preview
Shanghai AI Laboratory
o1-pro
OpenAI
Core performance indexes
LLM Stats Score
52.3
#10
19.7
#199
Reasoning
50.5
#12
20.0
#190
Cost, coverage & limits
Benchmark wins
—
—
Input price
— / M
— / M
Output price
— / M
— / M
Context window
—
—

Individual benchmarks

12 reported for Atria Dawn Preview · 2 for o1-pro

No common benchmarks found

Atria Dawn Preview and o1-prodon't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Human preference

Blind head-to-head votes and playground preference scores

Input capabilities

Documented input modalities across available providers

o1-pro supports multimodal inputs, whereas Atria Dawn Preview does not.

o1-pro can handle both text and other forms of data like images, making it suitable for multimodal applications.

Atria Dawn Preview

Text
Images
Audio
Video

o1-pro

Text
Images
Audio
Video

License

Usage and distribution terms

Atria Dawn Preview is licensed under MIT, while o1-pro 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

o1-pro

Proprietary

Closed source

Release Timeline

When each model was launched

Atria Dawn Preview was released on 2026-09-11, while o1-pro was released on 2024-12-17.

Atria Dawn Preview is 21 months newer than o1-pro.

Atria Dawn Preview

Sep 11, 2026

3 days ago

1.7yr newer
o1-pro

Dec 17, 2024

1.7 years ago

Knowledge Cutoff

When training data ends

o1-pro has a documented knowledge cutoff of 2023-09-30, while Atria Dawn Preview's cutoff date is not specified.

We can confirm o1-pro's training data extends to 2023-09-30, but cannot make a direct comparison without Atria Dawn Preview's cutoff date.

Atria Dawn Preview

—

o1-pro

Sep 2023

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Judge for yourself.

Run your own prompts against Atria Dawn Preview and o1-pro side-by-side, then vote on the output you prefer.

Atria Dawn Preview
✓ Preferred
o1-pro
Open in Playground

FAQ

Common questions about Atria Dawn Preview vs o1-pro.

Which is better, Atria Dawn Preview or o1-pro?

Atria Dawn Preview leads the LLM Stats Score 52.3 to 19.7. Atria Dawn Preview is made by Shanghai AI Laboratory and o1-pro is made by OpenAI. 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 o1-pro in benchmarks?

Atria Dawn Preview scores DeepSearchQA: 96.0%, BrowseComp: 92.5%, CyberGym: 86.5%, MLE-Bench Lite: 86.2%, WideSearch: 81.9%. o1-pro scores AIME 2024: 86.0%, GPQA: 79.0%.

What are the main differences between Atria Dawn Preview and o1-pro?

Key differences include LLM Stats Score (52.3 vs 19.7), 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 o1-pro?

Atria Dawn Preview is developed by Shanghai AI Laboratory and o1-pro is developed by OpenAI.

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