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Atria Dawn Preview vs Nova Micro

Atria Dawn Preview leads the LLM Stats Score 52.3 to 2.4.

Shanghai AI Laboratory · Amazon · Updated for 2026

Which is better?

Atria Dawn Preview leads the overall LLM Stats Score 52.3 to 2.4, 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 and coding — 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 Nova Micro

  • you want predictable pricing at $0.03/M input and $0.14/M output

At a glance

The differences that matter most.

Atria Dawn Preview
Shanghai AI Laboratory
Nova Micro
Amazon
Core performance indexes
LLM Stats Score
52.3
#10
2.4
#314
Reasoning
50.5
#12
1.7
#309
Coding
36.2
#22
2.6
#223
Cost, coverage & limits
Benchmark wins
—
—
Input price
— / M
$0.03 / M
Output price
— / M
$0.14 / M
Context window
—
128,000

Individual benchmarks

12 reported for Atria Dawn Preview · 17 for Nova Micro

No common benchmarks found

Atria Dawn Preview and Nova Microdon'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

Context Window

Maximum input and output token capacity

Only Nova Micro specifies input context (128,000 tokens). Only Nova Micro specifies output context (128,000 tokens).

Shanghai AI Laboratory
Atria Dawn Preview
Input- tokens
Output- tokens
Amazon
Nova Micro
Input128,000 tokens
Output128,000 tokens
Wed Sep 16 2026 • llm-stats.com

License

Usage and distribution terms

Atria Dawn Preview is licensed under MIT, while Nova Micro 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 Micro

Proprietary

Closed source

Release Timeline

When each model was launched

Atria Dawn Preview was released on 2026-09-11, while Nova Micro was released on 2024-11-20.

Atria Dawn Preview is 22 months newer than Nova Micro.

Atria Dawn Preview

Sep 11, 2026

4 days ago

1.8yr newer
Nova Micro

Nov 20, 2024

1.8 years 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 Micro side-by-side, then vote on the output you prefer.

Atria Dawn Preview
✓ Preferred
Nova Micro
Open in Playground

FAQ

Common questions about Atria Dawn Preview vs Nova Micro.

Which is better, Atria Dawn Preview or Nova Micro?

Atria Dawn Preview leads the LLM Stats Score 52.3 to 2.4. Atria Dawn Preview is made by Shanghai AI Laboratory and Nova Micro 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 Micro in benchmarks?

Atria Dawn Preview scores DeepSearchQA: 96.0%, BrowseComp: 92.5%, CyberGym: 86.5%, MLE-Bench Lite: 86.2%, WideSearch: 81.9%. Nova Micro scores GSM8k: 92.3%, ARC-C: 90.2%, Translation Set1→en COMET22: 88.7%, Translation en→Set1 COMET22: 88.5%, IFEval: 87.2%.

What are the context window sizes for Atria Dawn Preview and Nova Micro?

Atria Dawn Preview supports an unknown number of tokens and Nova Micro supports 128K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

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

Key differences include LLM Stats Score (52.3 vs 2.4), licensing (MIT vs Proprietary). See the full comparison above for benchmark-by-benchmark results.

Who makes Atria Dawn Preview and Nova Micro?

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

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