The AI arena is free today

Open Superagent

Atria Dawn Preview vs Grok-2

Atria Dawn Preview leads the LLM Stats Score 52.3 to 11.4.

Shanghai AI Laboratory · xAI · Updated for 2026

Which is better?

Atria Dawn Preview leads the overall LLM Stats Score 52.3 to 11.4, 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 Grok-2

  • you want predictable pricing at $2.00/M input and $10.00/M output

At a glance

The differences that matter most.

Atria Dawn Preview
Shanghai AI Laboratory
Grok-2
xAI
Core performance indexes
LLM Stats Score
52.3
#10
11.4
#258
Reasoning
50.5
#12
11.4
#255
Coding
36.2
#22
9.2
#175
Cost, coverage & limits
Benchmark wins
—
—
Input price
— / M
$2.00 / M
Output price
— / M
$10.00 / M
Context window
—
128,000

Individual benchmarks

12 reported for Atria Dawn Preview · 8 for Grok-2

No common benchmarks found

Atria Dawn Preview and Grok-2don'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 Grok-2 specifies input context (128,000 tokens). Only Grok-2 specifies output context (8,000 tokens).

Shanghai AI Laboratory
Atria Dawn Preview
Input- tokens
Output- tokens
xAI
Grok-2
Input128,000 tokens
Output8,000 tokens
Wed Sep 16 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Grok-2 supports multimodal inputs, whereas Atria Dawn Preview does not.

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

Atria Dawn Preview

Text
Images
Audio
Video

Grok-2

Text
Images
Audio
Video

License

Usage and distribution terms

Atria Dawn Preview is licensed under MIT, while Grok-2 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

Grok-2

Proprietary

Closed source

Release Timeline

When each model was launched

Atria Dawn Preview was released on 2026-09-11, while Grok-2 was released on 2024-08-13.

Atria Dawn Preview is 25 months newer than Grok-2.

Atria Dawn Preview

Sep 11, 2026

4 days ago

2.1yr newer
Grok-2

Aug 13, 2024

2.1 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 Grok-2 side-by-side, then vote on the output you prefer.

Atria Dawn Preview
✓ Preferred
Grok-2
Open in Playground

FAQ

Common questions about Atria Dawn Preview vs Grok-2.

Which is better, Atria Dawn Preview or Grok-2?

Atria Dawn Preview leads the LLM Stats Score 52.3 to 11.4. Atria Dawn Preview is made by Shanghai AI Laboratory and Grok-2 is made by xAI. 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 Grok-2 in benchmarks?

Atria Dawn Preview scores DeepSearchQA: 96.0%, BrowseComp: 92.5%, CyberGym: 86.5%, MLE-Bench Lite: 86.2%, WideSearch: 81.9%. Grok-2 scores DocVQA: 93.6%, HumanEval: 88.4%, MMLU: 87.5%, MATH: 76.1%, MMLU-Pro: 75.5%.

What are the context window sizes for Atria Dawn Preview and Grok-2?

Atria Dawn Preview supports an unknown number of tokens and Grok-2 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 Grok-2?

Key differences include LLM Stats Score (52.3 vs 11.4), 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 Grok-2?

Atria Dawn Preview is developed by Shanghai AI Laboratory and Grok-2 is developed by xAI.

Related comparisons