# Atria Dawn Preview vs Muse Spark 1.1

> Side-by-side benchmark comparison for Atria Dawn Preview and Muse Spark 1.1 across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/atria-dawn-preview-vs-muse-spark-1-1
- Last updated: September 14, 2026

- Shared sourced benchmarks: 4
- HTML indexing: indexable
- Ranking lane: BenchAlign v5

## Quick Verdict

Pick Muse Spark 1.1 if you want the stronger benchmark profile. Atria Dawn Preview only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- Muse Spark 1.1 leads overall 70.39 to 63.
- The clearest category separation is in coding, where the averages are 51.6 for Atria Dawn Preview and 59.7 for Muse Spark 1.1.
- The biggest single benchmark swing is CyberGym in Agentic, with scores of 86.5% and 59.0%.
- Muse Spark 1.1 also has the larger context window at 1M.

## Model Snapshot

| Property | Atria Dawn Preview | Muse Spark 1.1 |
|----------|----------|----------|
| Creator | Shanghai Artificial Intelligence Laboratory | Meta |
| Type | Open Weight | Proprietary |
| Reasoning | Reasoning | Reasoning |
| Context | 256K | 1M |
| Overall Score | null | 70.39 |
| Benchmarks Covered | 13 | 26 |
| Pricing (input/output) | $0.00 / $0.00 | N/A |

## Category Breakdown

### Agentic

- Winner: Coming soon
- Atria Dawn Preview public-lane score: 57.9 (Estimated · #31/153)
- Muse Spark 1.1 public-lane score: 59.4 (Supported · #24/153)

| Benchmark | Atria Dawn Preview | Muse Spark 1.1 | Winner |
|-----------|-----------|-----------|--------|
| AutomationBench | 53.8% | Coming soon | Coming soon |
| BFCL v4 | 77.0% | Coming soon | Coming soon |
| CyberGym | 86.5% | 59.0% | Atria Dawn Preview |
| DeepSearchQA | 96.0% | 84.9% | Atria Dawn Preview |
| BrowseComp | 92.5% | Coming soon | Coming soon |
| 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% | Coming soon | Coming soon |
| JobBench | 50.3% | 54.7% | Muse Spark 1.1 |
| Terminal-Bench 2.0 | Coming soon | 80% | Coming soon |
| MCP Atlas | Coming soon | 88.1% | Coming soon |
| Toolathlon | Coming soon | 75.6% | Coming soon |
| OSWorld-Verified | Coming soon | 80.8% | Coming soon |
| WebArena-Verified | Coming soon | 69% | Coming soon |
| Finance Agent v2 | Coming soon | 57.2% | Coming soon |
| deepSwe | Coming soon | 53.3% | Coming soon |
| OSWorld 2.0 | Coming soon | 14.2% | Coming soon |
| Cybench | Coming soon | 92.9% | Coming soon |
| ExploitGym | Coming soon | 0.8% | Coming soon |
| Terminal-Bench 2.1 (Vals) | Coming soon | 69.3% | Coming soon |

### Coding

- Winner: Coming soon
- Atria Dawn Preview public-lane score: 51.6 (Estimated · #51/152)
- Muse Spark 1.1 public-lane score: 59.7 (Supported · #23/152)

| Benchmark | Atria Dawn Preview | Muse Spark 1.1 | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 78.3% | Coming soon | Coming soon |
| SWE-bench Pro | 59.6% | 61.5% | Muse Spark 1.1 |
| Terminal-Bench 2.0 | Coming soon | 80.0% | Coming soon |
| LiveCodeBench (Vals) | Coming soon | 85.9% | Coming soon |
| SWE-bench (Vals) | Coming soon | 82.0% | Coming soon |

### Multimodal & Grounded

- Winner: Coming soon
- Atria Dawn Preview public-lane score: Coming soon
- Muse Spark 1.1 public-lane score: 77.5 (Unranked · 2 rankable rows)

| Benchmark | Atria Dawn Preview | Muse Spark 1.1 | Winner |
|-----------|-----------|-----------|--------|
| CharXiv | Coming soon | 88.4% | Coming soon |
| BabyVision | Coming soon | 76.3% | Coming soon |

### Reasoning

- Winner: Coming soon
- Atria Dawn Preview public-lane score: Coming soon
- Muse Spark 1.1 public-lane score: 74.4 (Unranked · 3 rankable rows)

| Benchmark | Atria Dawn Preview | Muse Spark 1.1 | Winner |
|-----------|-----------|-----------|--------|
| MRCR 1M | Coming soon | 54.1% | Coming soon |

### Knowledge

- Winner: Coming soon
- Atria Dawn Preview public-lane score: Coming soon
- Muse Spark 1.1 public-lane score: 70.6 (Supported · #11/183)

| Benchmark | Atria Dawn Preview | Muse Spark 1.1 | Winner |
|-----------|-----------|-----------|--------|
| HLE | Coming soon | 62.1% | Coming soon |
| HLE w/o tools | Coming soon | 52.2% | Coming soon |
| HealthBench Professional | Coming soon | 59.3% | Coming soon |
| GPQA Diamond (Vals) | Coming soon | 91.2% | Coming soon |
| MMLU-Pro (Vals) | Coming soon | 88.7% | Coming soon |

## FAQ

### Which is better overall, Atria Dawn Preview or Muse Spark 1.1?

Muse Spark 1.1 is ahead overall on BenchLM right now.

### Where is the biggest gap between Atria Dawn Preview and Muse Spark 1.1?

The widest category gap is in coding, where the averages are 51.6 for Atria Dawn Preview and 59.7 for Muse Spark 1.1.

### 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 Muse Spark 1.1 cover on BenchLM?

Muse Spark 1.1 currently has 26 sourced benchmark scores on BenchLM.

## Related Comparisons

- [Atria Dawn Preview vs Muse Spark 1.2](/compare/atria-dawn-preview-vs-muse-spark-1-2)
- [Muse Spark 1.1 vs Muse Spark 1.2](/compare/muse-spark-1-1-vs-muse-spark-1-2)
- [Atria Dawn Preview vs Muse Spark](/compare/atria-dawn-preview-vs-muse-spark)
- [Muse Spark 1.1 vs Muse Spark](/compare/muse-spark-vs-muse-spark-1-1)

## Explore More

- [Atria Dawn Preview profile](/models/atria-dawn-preview)
- [Muse Spark 1.1 profile](/models/muse-spark-1-1)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)