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Atria Dawn Preview vs ERNIE 4.5

Atria Dawn Preview leads the LLM Stats Score 52.3 to -13.4.

Shanghai AI Laboratory · Baidu · Updated for 2026

Which is better?

Atria Dawn Preview leads the overall LLM Stats Score 52.3 to -13.4, 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 — 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 ERNIE 4.5

  • you want predictable pricing at $0.40/M input and $4.00/M output

At a glance

The differences that matter most.

Atria Dawn Preview
Shanghai AI Laboratory
ERNIE 4.5
Baidu
Core performance indexes
LLM Stats Score
52.3
#10
-13.4
#369
Reasoning
50.5
#12
-13.4
#363
Cost, coverage & limits
Benchmark wins
—
—
Input price
— / M
$0.40 / M
Output price
— / M
$4.00 / M
Context window
—
128,000

Individual benchmarks

12 reported for Atria Dawn Preview · 20 for ERNIE 4.5

No common benchmarks found

Atria Dawn Preview and ERNIE 4.5don'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

Model Size

Parameter count comparison

723.0B diff

Atria Dawn Preview has 723.0B more parameters than ERNIE 4.5, making it 3442.9% larger.

Shanghai AI Laboratory
Atria Dawn Preview
744.0Bparameters
Baidu
ERNIE 4.5
21.0Bparameters
744.0B
Atria Dawn Preview
21.0B
ERNIE 4.5

Context Window

Maximum input and output token capacity

Only ERNIE 4.5 specifies input context (128,000 tokens). Only ERNIE 4.5 specifies output context (65,536 tokens).

Shanghai AI Laboratory
Atria Dawn Preview
Input- tokens
Output- tokens
Baidu
ERNIE 4.5
Input128,000 tokens
Output65,536 tokens
Mon Sep 21 2026 • llm-stats.com

License

Usage and distribution terms

Atria Dawn Preview is licensed under MIT, while ERNIE 4.5 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

ERNIE 4.5

Proprietary

Closed source

Release Timeline

When each model was launched

Atria Dawn Preview was released on 2026-09-11, while ERNIE 4.5 was released on 2025-06-25.

Atria Dawn Preview is 15 months newer than ERNIE 4.5.

Atria Dawn Preview

Sep 11, 2026

1 weeks ago

1.2yr newer
ERNIE 4.5

Jun 25, 2025

1.2 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 ERNIE 4.5 side-by-side, then vote on the output you prefer.

Atria Dawn Preview
✓ Preferred
ERNIE 4.5
Open in Playground

FAQ

Common questions about Atria Dawn Preview vs ERNIE 4.5.

Which is better, Atria Dawn Preview or ERNIE 4.5?

Atria Dawn Preview leads the LLM Stats Score 52.3 to -13.4. Atria Dawn Preview is made by Shanghai AI Laboratory and ERNIE 4.5 is made by Baidu. 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 ERNIE 4.5 in benchmarks?

Atria Dawn Preview scores DeepSearchQA: 96.0%, BrowseComp: 92.5%, CyberGym: 86.5%, MLE-Bench Lite: 86.2%, WideSearch: 81.9%. ERNIE 4.5 scores GPQA: 74.0%, ARC-E: 60.7%, PIQA: 55.2%, Winogrande: 51.3%, CLUEWSC: 48.6%.

What are the context window sizes for Atria Dawn Preview and ERNIE 4.5?

Atria Dawn Preview supports an unknown number of tokens and ERNIE 4.5 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 ERNIE 4.5?

Key differences include LLM Stats Score (52.3 vs -13.4), licensing (MIT vs Proprietary). See the full comparison above for benchmark-by-benchmark results.

Who makes Atria Dawn Preview and ERNIE 4.5?

Atria Dawn Preview is developed by Shanghai AI Laboratory and ERNIE 4.5 is developed by Baidu.

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