The AI arena is free today

Open Superagent

Atria Dawn Preview vs Grok-4.1

Atria Dawn Preview leads the LLM Stats Score 52.3 to 19.6.

Shanghai AI Laboratory · xAI · Updated for 2026

Which is better?

Atria Dawn Preview leads the overall LLM Stats Score 52.3 to 19.6, 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 Grok-4.1

  • 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
Grok-4.1
xAI
Core performance indexes
LLM Stats Score
52.3
#10
19.6
#201
Reasoning
50.5
#12
20.4
#187
Cost, coverage & limits
Benchmark wins
—
—
Input price
— / M
$3.00 / M
Output price
— / M
$15.00 / M
Context window
—
256,000

Individual benchmarks

12 reported for Atria Dawn Preview · 4 for Grok-4.1

No common benchmarks found

Atria Dawn Preview and Grok-4.1don'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-4.1 specifies input context (256,000 tokens). Only Grok-4.1 specifies output context (8,000 tokens).

Shanghai AI Laboratory
Atria Dawn Preview
Input- tokens
Output- tokens
xAI
Grok-4.1
Input256,000 tokens
Output8,000 tokens
Sun Sep 20 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Grok-4.1 supports multimodal inputs, whereas Atria Dawn Preview does not.

Grok-4.1 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-4.1

Text
Images
Audio
Video

License

Usage and distribution terms

Atria Dawn Preview is licensed under MIT, while Grok-4.1 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-4.1

Proprietary

Closed source

Release Timeline

When each model was launched

Atria Dawn Preview was released on 2026-09-11, while Grok-4.1 was released on 2025-11-17.

Atria Dawn Preview is 10 months newer than Grok-4.1.

Atria Dawn Preview

Sep 11, 2026

1 weeks ago

9mo newer
Grok-4.1

Nov 17, 2025

10 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 Grok-4.1 side-by-side, then vote on the output you prefer.

Atria Dawn Preview
✓ Preferred
Grok-4.1
Open in Playground

FAQ

Common questions about Atria Dawn Preview vs Grok-4.1.

Which is better, Atria Dawn Preview or Grok-4.1?

Atria Dawn Preview leads the LLM Stats Score 52.3 to 19.6. Atria Dawn Preview is made by Shanghai AI Laboratory and Grok-4.1 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-4.1 in benchmarks?

Atria Dawn Preview scores DeepSearchQA: 96.0%, BrowseComp: 92.5%, CyberGym: 86.5%, MLE-Bench Lite: 86.2%, WideSearch: 81.9%. Grok-4.1 scores FActScore: 97.0%, Creative Writing v3: 85.4%, EQ-Bench: 79.3%, LMArena Text Leaderboard: 73.3%.

What are the context window sizes for Atria Dawn Preview and Grok-4.1?

Atria Dawn Preview supports an unknown number of tokens and Grok-4.1 supports 256K 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-4.1?

Key differences include LLM Stats Score (52.3 vs 19.6), 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-4.1?

Atria Dawn Preview is developed by Shanghai AI Laboratory and Grok-4.1 is developed by xAI.

Related comparisons