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Atria Dawn Preview vs DeepSeek-V4-Flash-Vision-Exp

Atria Dawn Preview and DeepSeek-V4-Flash-Vision-Exp are closely matched at 52.3 and 46.0 on the LLM Stats Score.

Shanghai AI Laboratory · DeepSeek · Updated for 2026

Which is better?

Atria Dawn Preview and DeepSeek-V4-Flash-Vision-Exp are closely matched on the overall LLM Stats Score at 52.3 and 46.0.

The models split the 2 individual benchmarks reported for both models evenly.

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
  • you need open weights you can self-host or fine-tune

Choose DeepSeek-V4-Flash-Vision-Exp

  • you want predictable pricing at $0.22/M input and $0.66/M output

At a glance

The differences that matter most.

Atria Dawn Preview
Shanghai AI Laboratory
DeepSeek-V4-Flash-Vision-Exp
DeepSeek
Core performance indexes
LLM Stats Score
52.3
#10
46.0
#27
Reasoning
50.5
#12
42.4
#44
Coding
36.2
#22
35.1
#30
Agents
38.8
#10
32.9
#25
Cost, coverage & limits
Benchmark wins
1 of 2
1 of 2
Input price
— / M
$0.22 / M
Output price
— / M
$0.66 / M
Context window
—
1,048,576

Capability indexes

Additional strengths measured across groups of related public benchmarks

1 shared
Index
Atria Dawn Preview
DeepSeek-V4-Flash-Vision-Exp
Tool use
31.1#12
25.6#34
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

12 reported for Atria Dawn Preview · 7 for DeepSeek-V4-Flash-Vision-Exp

2 shared

Atria Dawn Preview outperforms in 1 benchmarks (AutomationBench), while DeepSeek-V4-Flash-Vision-Exp is better at 1 benchmark (Terminal-Bench 2.1).

Both models are evenly matched across the benchmarks.

Sun Sep 20 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Context Window

Maximum input and output token capacity

Only DeepSeek-V4-Flash-Vision-Exp specifies input context (1,048,576 tokens). Only DeepSeek-V4-Flash-Vision-Exp specifies output context (393,216 tokens).

Shanghai AI Laboratory
Atria Dawn Preview
Input- tokens
Output- tokens
DeepSeek
DeepSeek-V4-Flash-Vision-Exp
Input1,048,576 tokens
Output393,216 tokens
Sun Sep 20 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

DeepSeek-V4-Flash-Vision-Exp supports multimodal inputs, whereas Atria Dawn Preview does not.

DeepSeek-V4-Flash-Vision-Exp can handle both text and other forms of data like images, making it suitable for multimodal applications.

Atria Dawn Preview

Text
Images
Audio
Video

DeepSeek-V4-Flash-Vision-Exp

Text
Images
Audio
Video

Release Timeline

When each model was launched

Atria Dawn Preview was released on 2026-09-11, while DeepSeek-V4-Flash-Vision-Exp was released on 2026-08-21.

Atria Dawn Preview is 1 month newer than DeepSeek-V4-Flash-Vision-Exp.

Atria Dawn Preview

Sep 11, 2026

1 weeks ago

3w newer
DeepSeek-V4-Flash-Vision-Exp

Aug 21, 2026

1 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 DeepSeek-V4-Flash-Vision-Exp side-by-side, then vote on the output you prefer.

Atria Dawn Preview
✓ Preferred
DeepSeek-V4-Flash-Vision-Exp
Open in Playground

FAQ

Common questions about Atria Dawn Preview vs DeepSeek-V4-Flash-Vision-Exp.

Which is better, Atria Dawn Preview or DeepSeek-V4-Flash-Vision-Exp?

Atria Dawn Preview and DeepSeek-V4-Flash-Vision-Exp are closely matched on the LLM Stats Score at 52.3 and 46.0. Atria Dawn Preview is made by Shanghai AI Laboratory and DeepSeek-V4-Flash-Vision-Exp is made by DeepSeek. 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 DeepSeek-V4-Flash-Vision-Exp in benchmarks?

Atria Dawn Preview scores DeepSearchQA: 96.0%, BrowseComp: 92.5%, CyberGym: 86.5%, MLE-Bench Lite: 86.2%, WideSearch: 81.9%. DeepSeek-V4-Flash-Vision-Exp scores Terminal-Bench 2.1: 83.9%, DSBench-Hard: 63.6%, DeepSWE: 59.3%, NL2Repo: 57.7%, ZEROBench: 35.0%.

What are the context window sizes for Atria Dawn Preview and DeepSeek-V4-Flash-Vision-Exp?

Atria Dawn Preview supports an unknown number of tokens and DeepSeek-V4-Flash-Vision-Exp 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 DeepSeek-V4-Flash-Vision-Exp?

Key differences include LLM Stats Score (52.3 vs 46.0), multimodal support (no vs yes), licensing (MIT vs Unknown). See the full comparison above for benchmark-by-benchmark results.

Who makes Atria Dawn Preview and DeepSeek-V4-Flash-Vision-Exp?

Atria Dawn Preview is developed by Shanghai AI Laboratory and DeepSeek-V4-Flash-Vision-Exp is developed by DeepSeek.

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