# Atria Dawn Preview vs DeepSeek V4 Flash 0731

> Side-by-side benchmark comparison for Atria Dawn Preview and DeepSeek V4 Flash 0731 across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/atria-dawn-preview-vs-deepseek-v4-flash-0731
- Last updated: September 14, 2026

- Shared sourced benchmarks: 6
- HTML indexing: indexable
- Ranking lane: BenchAlign v5

## Quick Verdict

Pick Atria Dawn Preview if you want the stronger benchmark profile. DeepSeek V4 Flash 0731 only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- Atria Dawn Preview leads overall 63 to 55.
- The biggest single benchmark swing is AutomationBench in Agentic, with scores of 53.8% and 25.1%.
- Atria Dawn Preview is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.
- DeepSeek V4 Flash 0731 also has the larger context window at 1M.

## Model Snapshot

| Property | Atria Dawn Preview | DeepSeek V4 Flash 0731 |
|----------|----------|----------|
| Creator | Shanghai Artificial Intelligence Laboratory | DeepSeek |
| Type | Open Weight | Proprietary |
| Reasoning | Reasoning | Reasoning |
| Context | 256K | 1M |
| Overall Score | null | null |
| Benchmarks Covered | 13 | 40 |
| Pricing (input/output) | $0.00 / $0.00 | $0.14 / $0.28 |

## Category Breakdown

### Agentic

- Winner: Coming soon
- Atria Dawn Preview public-lane score: 57.9 (Estimated · #31/153)
- DeepSeek V4 Flash 0731 public-lane score: Coming soon

| Benchmark | Atria Dawn Preview | DeepSeek V4 Flash 0731 | Winner |
|-----------|-----------|-----------|--------|
| AutomationBench | 53.8% | 25.1% | Atria Dawn Preview |
| BFCL v4 | 77.0% | Coming soon | Coming soon |
| CyberGym | 86.5% | 76.7% | Atria Dawn Preview |
| DeepSearchQA | 96.0% | Coming soon | Coming soon |
| BrowseComp | 92.5% | 73.2% | Atria Dawn Preview |
| skillsBench | 66.4% | Coming soon | Coming soon |
| MLE-Bench Lite | 86.2% | Coming soon | Coming soon |
| WideResearch | 81.9% | Coming soon | Coming soon |
| τ³-bench results | 41.2% | Coming soon | Coming soon |
| Terminal-Bench 2.1 | 78.3% | 82.7% | DeepSeek V4 Flash 0731 |
| JobBench | 50.3% | Coming soon | Coming soon |
| Terminal-Bench 2.0 | Coming soon | 56.9% | Coming soon |
| HLE w/ tools | Coming soon | 45.1% | Coming soon |
| MCP Atlas | Coming soon | 69% | Coming soon |
| Toolathlon | Coming soon | 47.8% | Coming soon |
| Toolathlon-Verified | Coming soon | 70.3% | Coming soon |
| Agents' Last Exam | Coming soon | 25.2% | Coming soon |
| Terminal-Bench 2.1 (Vals) | Coming soon | 67.0% | Coming soon |

### Coding

- Winner: Coming soon
- Atria Dawn Preview public-lane score: 51.6 (Estimated · #51/152)
- DeepSeek V4 Flash 0731 public-lane score: Coming soon

| Benchmark | Atria Dawn Preview | DeepSeek V4 Flash 0731 | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 78.3% | 82.7% | DeepSeek V4 Flash 0731 |
| SWE-bench Pro | 59.6% | 52.6% | Atria Dawn Preview |
| LiveCodeBench Pass@1-COT | Coming soon | 91.6% | Coming soon |
| Codeforces | Coming soon | 3052.0 | Coming soon |
| SWE-bench Verified | Coming soon | 79% | Coming soon |
| SWE Multilingual | Coming soon | 73.3% | Coming soon |
| Terminal-Bench 2.0 | Coming soon | 56.9% | Coming soon |
| NL2Repo | Coming soon | 54.2% | Coming soon |
| DeepSWE | Coming soon | 54.4% | Coming soon |
| DSBench-FullStack | Coming soon | 68.7% | Coming soon |
| DSBench-Hard | Coming soon | 59.6% | Coming soon |
| VulcanBench v3 | Coming soon | 88.4% | Coming soon |
| OpenHarmony Bench | Coming soon | 53.8% | Coming soon |
| LiveCodeBench (Vals) | Coming soon | 87.3% | Coming soon |
| SWE-bench (Vals) | Coming soon | 88.8% | Coming soon |

### Reasoning

- Winner: Coming soon
- Atria Dawn Preview public-lane score: Coming soon
- DeepSeek V4 Flash 0731 public-lane score: Coming soon

| Benchmark | Atria Dawn Preview | DeepSeek V4 Flash 0731 | Winner |
|-----------|-----------|-----------|--------|
| MRCR 1M | Coming soon | 78.7% | Coming soon |
| CorpusQA 1M | Coming soon | 60.5% | Coming soon |

### Knowledge

- Winner: Coming soon
- Atria Dawn Preview public-lane score: Coming soon
- DeepSeek V4 Flash 0731 public-lane score: Coming soon

| Benchmark | Atria Dawn Preview | DeepSeek V4 Flash 0731 | Winner |
|-----------|-----------|-----------|--------|
| MMLU-Pro | Coming soon | 86.2% | Coming soon |
| SimpleQA | Coming soon | 34.1% | Coming soon |
| Chinese-SimpleQA | Coming soon | 78.9% | Coming soon |
| GPQA | Coming soon | 88.1% | Coming soon |
| GPQA-D | Coming soon | 88.1% | Coming soon |
| HLE | Coming soon | 34.8% | Coming soon |
| GPQA Diamond (Vals) | Coming soon | 89.9% | Coming soon |
| MMLU-Pro (Vals) | Coming soon | 86.2% | Coming soon |

### Mathematics

- Winner: Coming soon
- Atria Dawn Preview public-lane score: Coming soon
- DeepSeek V4 Flash 0731 public-lane score: 80 (Unranked · 4 rankable rows)

| Benchmark | Atria Dawn Preview | DeepSeek V4 Flash 0731 | Winner |
|-----------|-----------|-----------|--------|
| HMMT Feb 2026 | Coming soon | 94.8% | Coming soon |
| IMOAnswerBench | Coming soon | 88.4% | Coming soon |
| Apex | Coming soon | 33.0% | Coming soon |
| Apex Shortlist | Coming soon | 85.7% | Coming soon |

## FAQ

### Which is better overall, Atria Dawn Preview or DeepSeek V4 Flash 0731?

Atria Dawn Preview is ahead overall on BenchLM right now.

### How many benchmarks does Atria Dawn Preview cover on BenchLM?

Atria Dawn Preview currently has 13 sourced benchmark scores on BenchLM.

### How many benchmarks does DeepSeek V4 Flash 0731 cover on BenchLM?

DeepSeek V4 Flash 0731 currently has 40 sourced benchmark scores on BenchLM.

## Related Comparisons

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- [DeepSeek V4 Flash 0731 vs Claude Fable 5.1](/compare/claude-fable-5-1-vs-deepseek-v4-flash-0731)
- [Atria Dawn Preview vs GPT-6 Astra](/compare/atria-dawn-preview-vs-gpt-6-astra)
- [DeepSeek V4 Flash 0731 vs GPT-6 Astra](/compare/deepseek-v4-flash-0731-vs-gpt-6-astra)

## Explore More

- [Atria Dawn Preview profile](/models/atria-dawn-preview)
- [DeepSeek V4 Flash 0731 profile](/models/deepseek-v4-flash-0731)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)