# dots3-note Preview vs GPT-5.6 Luna

> Side-by-side benchmark comparison for dots3-note Preview and GPT-5.6 Luna across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/dots3-note-preview-vs-gpt-5-6-luna
- Last updated: September 28, 2026

- Shared sourced benchmarks: 6
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.7

## Quick Verdict

Pick GPT-5.6 Luna if you want the stronger benchmark profile. dots3-note Preview only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- GPT-5.6 Luna leads overall 65.55 to 62.64.
- The clearest category separation is in reasoning, where the averages are 72.9 for dots3-note Preview and 55.8 for GPT-5.6 Luna.
- The biggest single benchmark swing is ARC-AGI-2 in Reasoning, with scores of 81.4% and 59.5%.
- dots3-note Preview is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.
- GPT-5.6 Luna also has the larger context window at 1.05M.

## Model Snapshot

| Property | dots3-note Preview | GPT-5.6 Luna |
|----------|----------|----------|
| Creator | Dots Studio | OpenAI |
| Type | Open Weight | Proprietary |
| Reasoning | Reasoning | Reasoning |
| Context | 512K | 1.05M |
| Overall Score | 62.64 | 65.55 |
| Benchmarks Covered | 31 | 30 |
| Pricing (input/output) | $0.00 / $0.00 | $0.20 / $1.20 |

## Category Breakdown

### Agentic

- Winner: Directional only
- dots3-note Preview public-lane score: 56.4 (Estimated · #28/117)
- GPT-5.6 Luna public-lane score: 55.2 (Supported · #33/117)

| Benchmark | dots3-note Preview | GPT-5.6 Luna | Winner |
|-----------|-----------|-----------|--------|
| Claw-Eval | 73.4% | Coming soon | Coming soon |
| Terminal-Bench 2.1 | 75.1% | 84.7% | GPT-5.6 Luna |
| Toolathlon-Verified | 55.6% | Coming soon | Coming soon |
| skillsBench | 52.8% | Coming soon | Coming soon |
| APEX-Agents | 30.8% | Coming soon | Coming soon |
| BrowseComp | 83.3% | 83.3% | Tie |
| HLE w/ tools | 52.6% | Coming soon | Coming soon |
| DeepSearchQA | 92.1% | Coming soon | Coming soon |
| WideResearch | 78.9% | Coming soon | Coming soon |
| Terminal-Bench 3.0 | Coming soon | 14.3% | Coming soon |
| OSWorld 2.0 | Coming soon | 45.6% | Coming soon |
| CyberGym | Coming soon | 77.9% | Coming soon |
| ExploitGym | Coming soon | 12.4% | Coming soon |
| Toolathlon | Coming soon | 53.4% | Coming soon |
| Terminal-Bench 2.1 (Vals) | Coming soon | 79.0% | Coming soon |
| ApprenticeBench | Coming soon | 7% | Coming soon |

### Coding

- Winner: Not comparable
- dots3-note Preview public-lane score: Coming soon
- GPT-5.6 Luna public-lane score: 63.1 (Supported · #11/142)

| Benchmark | dots3-note Preview | GPT-5.6 Luna | Winner |
|-----------|-----------|-----------|--------|
| Codeforces | 3056.0 | Coming soon | Coming soon |
| LiveCodeBench v6 | 91.5% | Coming soon | Coming soon |
| Terminal-Bench 2.1 | 75.1% | 84.7% | GPT-5.6 Luna |
| SWE-bench Verified | 78.4% | Coming soon | Coming soon |
| SWE Multilingual | 75.7% | Coming soon | Coming soon |
| SWE-bench Pro | 61% | 62.7% | GPT-5.6 Luna |
| NL2Repo | 49.8% | Coming soon | Coming soon |
| DeepSWE | Coming soon | 67.2% | Coming soon |
| FrontierCode 1.1 Extended | Coming soon | 55.1% | Coming soon |
| cursorBench32 | Coming soon | 61.1% | Coming soon |
| VulcanBench v3 | Coming soon | 85.5% | Coming soon |
| SWE-bench (Vals) | Coming soon | 93.0% | Coming soon |
| cursorBench40 | Coming soon | 35.9% | Coming soon |

### Reasoning

- Winner: Not comparable
- dots3-note Preview public-lane score: 72.9 (Unranked · 1 rankable row)
- GPT-5.6 Luna public-lane score: 55.8 (#24/27)

| Benchmark | dots3-note Preview | GPT-5.6 Luna | Winner |
|-----------|-----------|-----------|--------|
| ARC-AGI-2 | 81.4% | 59.5% | dots3-note Preview |
| ARC-AGI-3 | Coming soon | 0.2% | Coming soon |

### Multimodal & Grounded

- Winner: Not comparable
- dots3-note Preview public-lane score: 67.2 (Unranked · 10 rankable rows)
- GPT-5.6 Luna public-lane score: 68.1 (#22/50)

| Benchmark | dots3-note Preview | GPT-5.6 Luna | Winner |
|-----------|-----------|-----------|--------|
| SimpleVQA | 72.5% | Coming soon | Coming soon |
| MMMU-Pro | 79.1% | 78.4% | dots3-note Preview |
| MathVision | 87.7% | Coming soon | Coming soon |
| ZeroBench | 19.0% | Coming soon | Coming soon |
| CharXiv w/o tools | 83.1% | Coming soon | Coming soon |
| GDP.pdf (no tools) | 60.7% | Coming soon | Coming soon |
| PerceptionBench | 53.4% | Coming soon | Coming soon |
| BabyVision | 50.0% | Coming soon | Coming soon |
| MMVU | 79.9% | Coming soon | Coming soon |
| VideoMMMU | 86.8% | Coming soon | Coming soon |
| MMMU-Pro w/ Python | Coming soon | 79.5% | Coming soon |

### Knowledge

- Winner: Not comparable
- dots3-note Preview public-lane score: Coming soon
- GPT-5.6 Luna public-lane score: 64.7 (Supported · #25/168)

| Benchmark | dots3-note Preview | GPT-5.6 Luna | Winner |
|-----------|-----------|-----------|--------|
| HLE | 52.6% | Coming soon | Coming soon |
| GPQA | Coming soon | 92.3% | Coming soon |
| GPQA-D | Coming soon | 92.3% | Coming soon |
| HealthBench Professional | Coming soon | 55.7% | Coming soon |
| HealthBench Hard | Coming soon | 32.0% | Coming soon |
| GPQA Diamond (Vals) | Coming soon | 91.7% | Coming soon |
| MMLU-Pro (Vals) | Coming soon | 86.0% | Coming soon |

### Instruction Following

- Winner: Not comparable
- dots3-note Preview public-lane score: 85.2 (#37/124)
- GPT-5.6 Luna public-lane score: Coming soon

| Benchmark | dots3-note Preview | GPT-5.6 Luna | Winner |
|-----------|-----------|-----------|--------|
| IFBench | 80.4% | Coming soon | Coming soon |
| IFEval | 93.9% | Coming soon | Coming soon |

### Mathematics

- Winner: Not comparable
- dots3-note Preview public-lane score: Coming soon
- GPT-5.6 Luna public-lane score: 94.2 (Unranked · 3 rankable rows)

| Benchmark | dots3-note Preview | GPT-5.6 Luna | Winner |
|-----------|-----------|-----------|--------|
| IMOAnswerBench | 90.9% | Coming soon | Coming soon |
| FrontierMath (legacy) | Coming soon | 78.6% | Coming soon |
| FrontierMath v2 (Tiers 1-3) | Coming soon | 78.600% | Coming soon |
| FrontierMath v2 (Tier 4) | Coming soon | 58.500% | Coming soon |

## FAQ

### Which is better overall, dots3-note Preview or GPT-5.6 Luna?

GPT-5.6 Luna is ahead overall on BenchLM right now.

### Where is the biggest gap between dots3-note Preview and GPT-5.6 Luna?

The widest category gap is in reasoning, where the averages are 72.9 for dots3-note Preview and 55.8 for GPT-5.6 Luna.

### How many benchmarks does dots3-note Preview cover on BenchLM?

dots3-note Preview currently has 31 sourced benchmark scores on BenchLM.

### How many benchmarks does GPT-5.6 Luna cover on BenchLM?

GPT-5.6 Luna currently has 30 sourced benchmark scores on BenchLM.

## Related Comparisons

- [dots3-note Preview vs GPT-5.6 Sol](/compare/dots3-note-preview-vs-gpt-5-6-sol)
- [GPT-5.6 Luna vs GPT-5.6 Sol](/compare/gpt-5-6-luna-vs-gpt-5-6-sol)
- [dots3-note Preview vs GPT-5.6 Terra](/compare/dots3-note-preview-vs-gpt-5-6-terra)
- [GPT-5.6 Luna vs GPT-5.6 Terra](/compare/gpt-5-6-luna-vs-gpt-5-6-terra)

## Explore More

- [dots3-note Preview profile](/models/dots3-note-preview)
- [GPT-5.6 Luna profile](/models/gpt-5-6-luna)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)