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Atria Dawn Preview vs Claude 3 Sonnet

Atria Dawn Preview leads the LLM Stats Score 52.3 to 1.7.

Shanghai AI Laboratory · Anthropic · Updated for 2026

Which is better?

Atria Dawn Preview leads the overall LLM Stats Score 52.3 to 1.7, 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 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 Claude 3 Sonnet

  • you want predictable pricing at $3.00/M input and $15.00/M output

At a glance

The differences that matter most.

Atria Dawn Preview
Shanghai AI Laboratory
Claude 3 Sonnet
Anthropic
Core performance indexes
LLM Stats Score
52.3
#10
1.7
#319
Reasoning
50.5
#12
1.7
#310
Coding
36.2
#22
-1.4
#247
Cost, coverage & limits
Benchmark wins
—
—
Input price
— / M
$3.00 / M
Output price
— / M
$15.00 / M
Context window
—
200,000

Individual benchmarks

12 reported for Atria Dawn Preview · 11 for Claude 3 Sonnet

No common benchmarks found

Atria Dawn Preview and Claude 3 Sonnetdon'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 Claude 3 Sonnet specifies input context (200,000 tokens). Only Claude 3 Sonnet specifies output context (200,000 tokens).

Shanghai AI Laboratory
Atria Dawn Preview
Input- tokens
Output- tokens
Anthropic
Claude 3 Sonnet
Input200,000 tokens
Output200,000 tokens
Wed Sep 16 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Claude 3 Sonnet supports multimodal inputs, whereas Atria Dawn Preview does not.

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

Atria Dawn Preview

Text
Images
Audio
Video

Claude 3 Sonnet

Text
Images
Audio
Video

License

Usage and distribution terms

Atria Dawn Preview is licensed under MIT, while Claude 3 Sonnet 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

Claude 3 Sonnet

Proprietary

Closed source

Release Timeline

When each model was launched

Atria Dawn Preview was released on 2026-09-11, while Claude 3 Sonnet was released on 2024-02-29.

Atria Dawn Preview is 31 months newer than Claude 3 Sonnet.

Atria Dawn Preview

Sep 11, 2026

4 days ago

2.5yr newer
Claude 3 Sonnet

Feb 29, 2024

2.5 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 Claude 3 Sonnet side-by-side, then vote on the output you prefer.

Atria Dawn Preview
✓ Preferred
Claude 3 Sonnet
Open in Playground

FAQ

Common questions about Atria Dawn Preview vs Claude 3 Sonnet.

Which is better, Atria Dawn Preview or Claude 3 Sonnet?

Atria Dawn Preview leads the LLM Stats Score 52.3 to 1.7. Atria Dawn Preview is made by Shanghai AI Laboratory and Claude 3 Sonnet is made by Anthropic. 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 Claude 3 Sonnet in benchmarks?

Atria Dawn Preview scores DeepSearchQA: 96.0%, BrowseComp: 92.5%, CyberGym: 86.5%, MLE-Bench Lite: 86.2%, WideSearch: 81.9%. Claude 3 Sonnet scores ARC-C: 93.2%, GSM8k: 92.3%, HellaSwag: 89.0%, MGSM: 83.5%, BIG-Bench Hard: 82.9%.

What are the context window sizes for Atria Dawn Preview and Claude 3 Sonnet?

Atria Dawn Preview supports an unknown number of tokens and Claude 3 Sonnet supports 200K 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 Claude 3 Sonnet?

Key differences include LLM Stats Score (52.3 vs 1.7), 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 Claude 3 Sonnet?

Atria Dawn Preview is developed by Shanghai AI Laboratory and Claude 3 Sonnet is developed by Anthropic.

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