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Atria Dawn Preview vs GLM-5.3-Flash

Atria Dawn Preview and GLM-5.3-Flash are closely matched at 52.3 and 50.2 on the LLM Stats Score.

Shanghai AI Laboratory · Zhipu AI · Updated for 2026

Which is better?

Atria Dawn Preview and GLM-5.3-Flash are closely matched on the overall LLM Stats Score at 52.3 and 50.2.

In the 3 individual benchmarks reported for both models, GLM-5.3-Flash wins 2; 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

  • you want the most recent training data — it shipped Sep 2026

Choose GLM-5.3-Flash

  • you value its reported benchmark strengths — it wins 2 of 3 exact shared results

At a glance

The differences that matter most.

Atria Dawn Preview
Shanghai AI Laboratory
GLM-5.3-Flash
Zhipu AI
Core performance indexes
LLM Stats Score
52.3
#10
50.2
#18
Reasoning
50.5
#12
49.0
#17
Coding
36.2
#22
34.7
#32
Agents
38.8
#10
37.1
#15
Cost, coverage & limits
Benchmark wins
1 of 3
2 of 3
Input price
— / M
$0.15 / M
Output price
— / M
$0.50 / M
Context window
—
1,048,576

Capability indexes

Additional strengths measured across groups of related public benchmarks

1 shared
Index
Atria Dawn Preview
GLM-5.3-Flash
Tool use
31.1#12
31.8#7
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

12 reported for Atria Dawn Preview · 15 for GLM-5.3-Flash

3 shared

Atria Dawn Preview outperforms in 1 benchmarks (AutomationBench), while GLM-5.3-Flash is better at 2 benchmarks (GDPval-AA, Terminal-Bench 2.1).

GLM-5.3-Flash shows notably better performance in the majority of benchmarks.

Sun Sep 20 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Model Size

Parameter count comparison

424.0B diff

Atria Dawn Preview has 424.0B more parameters than GLM-5.3-Flash, making it 132.5% larger.

Shanghai AI Laboratory
Atria Dawn Preview
744.0Bparameters
Zhipu AI
GLM-5.3-Flash
320.0Bparameters
744.0B
Atria Dawn Preview
320.0B
GLM-5.3-Flash

Context Window

Maximum input and output token capacity

Only GLM-5.3-Flash specifies input context (1,048,576 tokens). Only GLM-5.3-Flash specifies output context (1,048,576 tokens).

Shanghai AI Laboratory
Atria Dawn Preview
Input- tokens
Output- tokens
Zhipu AI
GLM-5.3-Flash
Input1,048,576 tokens
Output1,048,576 tokens
Sun Sep 20 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

GLM-5.3-Flash supports multimodal inputs, whereas Atria Dawn Preview does not.

GLM-5.3-Flash can handle both text and other forms of data like images, making it suitable for multimodal applications.

Atria Dawn Preview

Text
Images
Audio
Video

GLM-5.3-Flash

Text
Images
Audio
Video

License

Usage and distribution terms

Both models are licensed under MIT.

Both models share the same licensing terms, providing consistent usage rights.

Atria Dawn Preview

MIT

Open weights

GLM-5.3-Flash

MIT

Open weights

Release Timeline

When each model was launched

Atria Dawn Preview was released on 2026-09-11, while GLM-5.3-Flash was released on 2026-08-26.

Atria Dawn Preview is 1 month newer than GLM-5.3-Flash.

Atria Dawn Preview

Sep 11, 2026

1 weeks ago

2w newer
GLM-5.3-Flash

Aug 26, 2026

3 weeks 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 GLM-5.3-Flash side-by-side, then vote on the output you prefer.

Atria Dawn Preview
✓ Preferred
GLM-5.3-Flash
Open in Playground

FAQ

Common questions about Atria Dawn Preview vs GLM-5.3-Flash.

Which is better, Atria Dawn Preview or GLM-5.3-Flash?

Atria Dawn Preview and GLM-5.3-Flash are closely matched on the LLM Stats Score at 52.3 and 50.2. Atria Dawn Preview is made by Shanghai AI Laboratory and GLM-5.3-Flash is made by Zhipu AI. 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 GLM-5.3-Flash in benchmarks?

Atria Dawn Preview scores DeepSearchQA: 96.0%, BrowseComp: 92.5%, CyberGym: 86.5%, MLE-Bench Lite: 86.2%, WideSearch: 81.9%. GLM-5.3-Flash scores CharXiv-R: 89.4%, Terminal-Bench 2.1: 84.3%, MMVU: 80.5%, Toolathlon: 78.4%, Chartography: 78.0%.

What are the context window sizes for Atria Dawn Preview and GLM-5.3-Flash?

Atria Dawn Preview supports an unknown number of tokens and GLM-5.3-Flash supports 1.0M 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 GLM-5.3-Flash?

Key differences include LLM Stats Score (52.3 vs 50.2), multimodal support (no vs yes). See the full comparison above for benchmark-by-benchmark results.

Who makes Atria Dawn Preview and GLM-5.3-Flash?

Atria Dawn Preview is developed by Shanghai AI Laboratory and GLM-5.3-Flash is developed by Zhipu AI.

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