The AI arena is free today

Open Superagent

Atria Dawn Preview vs Muse Glimmer-30B

Atria Dawn Preview leads the LLM Stats Score 52.3 to 35.0.

Shanghai AI Laboratory · Meta · Updated for 2026

Which is better?

Atria Dawn Preview leads the overall LLM Stats Score 52.3 to 35.0, ranking #10 overall.

In the 5 individual benchmarks reported for both models, Atria Dawn Preview wins 5; this is a narrower head-to-head signal than the composite indexes.

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 value its reported benchmark strengths — it wins 5 of 5 exact shared results
  • you want the most recent training data — it shipped Sep 2026

Choose Muse Glimmer-30B

  • you want predictable pricing at $0.30/M input and $1.20/M output

At a glance

The differences that matter most.

Atria Dawn Preview
Shanghai AI Laboratory
Muse Glimmer-30B
Meta
Core performance indexes
LLM Stats Score
52.3
#10
35.0
#90
Reasoning
50.5
#12
34.4
#88
Coding
36.2
#22
22.3
#81
Agents
38.8
#10
16.6
#78
Cost, coverage & limits
Benchmark wins
5 of 5
0 of 5
Input price
— / M
$0.30 / M
Output price
— / M
$1.20 / M
Context window
—
131,072

Capability indexes

Additional strengths measured across groups of related public benchmarks

1 shared
Index
Atria Dawn Preview
Muse Glimmer-30B
Tool use
31.1#12
15.8#87
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

12 reported for Atria Dawn Preview · 25 for Muse Glimmer-30B

5 shared

Atria Dawn Preview outperforms in 5 benchmarks (DeepSearchQA, SkillsBench, SWE-Bench Pro, Tau3 Banking, Terminal-Bench 2.1), while Muse Glimmer-30B is better at 0 benchmarks.

Atria Dawn Preview significantly outperforms across most benchmarks.

Sun Sep 20 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Model Size

Parameter count comparison

714.4B diff

Atria Dawn Preview has 714.4B more parameters than Muse Glimmer-30B, making it 2413.5% larger.

Shanghai AI Laboratory
Atria Dawn Preview
744.0Bparameters
Meta
Muse Glimmer-30B
29.6Bparameters
744.0B
Atria Dawn Preview
29.6B
Muse Glimmer-30B

Context Window

Maximum input and output token capacity

Only Muse Glimmer-30B specifies input context (131,072 tokens). Only Muse Glimmer-30B specifies output context (131,072 tokens).

Shanghai AI Laboratory
Atria Dawn Preview
Input- tokens
Output- tokens
Meta
Muse Glimmer-30B
Input131,072 tokens
Output131,072 tokens
Sun Sep 20 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Muse Glimmer-30B supports multimodal inputs, whereas Atria Dawn Preview does not.

Muse Glimmer-30B can handle both text and other forms of data like images, making it suitable for multimodal applications.

Atria Dawn Preview

Text
Images
Audio
Video

Muse Glimmer-30B

Text
Images
Audio
Video

License

Usage and distribution terms

Atria Dawn Preview is licensed under MIT, while Muse Glimmer-30B uses Apache 2.0.

License differences may affect how you can use these models in commercial or open-source projects.

Atria Dawn Preview

MIT

Open weights

Muse Glimmer-30B

Apache 2.0

Open weights

Release Timeline

When each model was launched

Atria Dawn Preview was released on 2026-09-11, while Muse Glimmer-30B was released on 2026-08-10.

Atria Dawn Preview is 1 month newer than Muse Glimmer-30B.

Atria Dawn Preview

Sep 11, 2026

1 weeks ago

1mo newer
Muse Glimmer-30B

Aug 10, 2026

1 months ago

Knowledge Cutoff

When training data ends

Muse Glimmer-30B has a documented knowledge cutoff of 2026-01-04, while Atria Dawn Preview's cutoff date is not specified.

We can confirm Muse Glimmer-30B's training data extends to 2026-01-04, but cannot make a direct comparison without Atria Dawn Preview's cutoff date.

Atria Dawn Preview

—

Muse Glimmer-30B

Jan 2026

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Judge for yourself.

Run your own prompts against Atria Dawn Preview and Muse Glimmer-30B side-by-side, then vote on the output you prefer.

Atria Dawn Preview
✓ Preferred
Muse Glimmer-30B
Open in Playground

FAQ

Common questions about Atria Dawn Preview vs Muse Glimmer-30B.

Which is better, Atria Dawn Preview or Muse Glimmer-30B?

Atria Dawn Preview leads the LLM Stats Score 52.3 to 35.0. Atria Dawn Preview is made by Shanghai AI Laboratory and Muse Glimmer-30B is made by Meta. 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 Muse Glimmer-30B in benchmarks?

Atria Dawn Preview scores DeepSearchQA: 96.0%, BrowseComp: 92.5%, CyberGym: 86.5%, MLE-Bench Lite: 86.2%, WideSearch: 81.9%. Muse Glimmer-30B scores AIME 2026: 94.7%, Siren AgentDojo Utility: 94.2%, GPQA: 83.5%, AA-LCR: 80.0%, CharXiv-R: 78.8%.

What are the context window sizes for Atria Dawn Preview and Muse Glimmer-30B?

Atria Dawn Preview supports an unknown number of tokens and Muse Glimmer-30B supports 131K 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 Muse Glimmer-30B?

Key differences include LLM Stats Score (52.3 vs 35.0), multimodal support (no vs yes), licensing (MIT vs Apache 2.0). See the full comparison above for benchmark-by-benchmark results.

Who makes Atria Dawn Preview and Muse Glimmer-30B?

Atria Dawn Preview is developed by Shanghai AI Laboratory and Muse Glimmer-30B is developed by Meta.

Related comparisons