# A.X K2 vs dots3-note Preview

> Side-by-side benchmark comparison for A.X K2 and dots3-note Preview across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/a-x-k2-vs-dots3-note-preview
- Last updated: September 10, 2026

- Shared sourced benchmarks: 5
- HTML indexing: indexable
- Ranking lane: BenchAlign v5

## Quick Verdict

Pick dots3-note Preview if you want the stronger benchmark profile. A.X K2 only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- dots3-note Preview leads overall 64.41 to 49.
- The biggest single benchmark swing is Terminal-Bench 2.1 in Agentic, with scores of 36.0% and 75.1%.
- dots3-note Preview also has the larger context window at 512K.

## Model Snapshot

| Property | A.X K2 | dots3-note Preview |
|----------|----------|----------|
| Creator | SK Telecom | Dots Studio |
| Type | Open Weight | Open Weight |
| Reasoning | Reasoning | Reasoning |
| Context | 262K | 512K |
| Overall Score | null | 64.41 |
| Benchmarks Covered | 10 | 31 |
| Pricing (input/output) | $0.00 / $0.00 | $0.00 / $0.00 |

## Category Breakdown

### Agentic

- Winner: Coming soon
- A.X K2 public-lane score: Coming soon
- dots3-note Preview public-lane score: 59.3 (Estimated · #25/152)

| Benchmark | A.X K2 | dots3-note Preview | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 36.0% | 75.1% | dots3-note Preview |
| Claw-Eval | Coming soon | 73.4% | Coming soon |
| Toolathlon-Verified | Coming soon | 55.6% | Coming soon |
| skillsBench | Coming soon | 52.8% | Coming soon |
| APEX-Agents | Coming soon | 30.8% | Coming soon |
| BrowseComp | Coming soon | 83.3% | Coming soon |
| HLE w/ tools | Coming soon | 52.6% | Coming soon |
| DeepSearchQA | Coming soon | 92.1% | Coming soon |
| WideResearch | Coming soon | 78.9% | Coming soon |

### Coding

- Winner: Coming soon
- A.X K2 public-lane score: Coming soon
- dots3-note Preview public-lane score: 57.2 (Estimated · #34/151)

| Benchmark | A.X K2 | dots3-note Preview | Winner |
|-----------|-----------|-----------|--------|
| LiveCodeBench v6 | 84.0% | 91.5% | dots3-note Preview |
| SciCode | 41% | Coming soon | Coming soon |
| Terminal-Bench 2.1 | 36.0% | 75.1% | dots3-note Preview |
| Codeforces | Coming soon | 3056.0 | Coming soon |
| SWE-bench Verified | Coming soon | 78.4% | Coming soon |
| SWE Multilingual | Coming soon | 75.7% | Coming soon |
| SWE-bench Pro | Coming soon | 61% | Coming soon |
| NL2Repo | Coming soon | 49.8% | Coming soon |

### Multimodal & Grounded

- Winner: Coming soon
- A.X K2 public-lane score: Coming soon
- dots3-note Preview public-lane score: 66.1 (Unranked · 10 rankable rows)

| Benchmark | A.X K2 | dots3-note Preview | Winner |
|-----------|-----------|-----------|--------|
| SimpleVQA | Coming soon | 72.5% | Coming soon |
| MMMU-Pro | Coming soon | 79.1% | Coming soon |
| MathVision | Coming soon | 87.7% | Coming soon |
| ZeroBench | Coming soon | 19.0% | Coming soon |
| CharXiv w/o tools | Coming soon | 83.1% | Coming soon |
| GDP.pdf (no tools) | Coming soon | 60.7% | Coming soon |
| PerceptionBench | Coming soon | 53.4% | Coming soon |
| BabyVision | Coming soon | 50.0% | Coming soon |
| MMVU | Coming soon | 79.9% | Coming soon |
| VideoMMMU | Coming soon | 86.8% | Coming soon |

### Reasoning

- Winner: Coming soon
- A.X K2 public-lane score: Coming soon
- dots3-note Preview public-lane score: 68.3 (Unranked · 1 rankable row)

| Benchmark | A.X K2 | dots3-note Preview | Winner |
|-----------|-----------|-----------|--------|
| ARC-AGI-2 | Coming soon | 81.4% | Coming soon |

### Knowledge

- Winner: Coming soon
- A.X K2 public-lane score: Coming soon
- dots3-note Preview public-lane score: 57.9 (Estimated · #42/183)

| Benchmark | A.X K2 | dots3-note Preview | Winner |
|-----------|-----------|-----------|--------|
| HLE | 27.8% | 52.6% | dots3-note Preview |
| GPQA-D | 85.6% | Coming soon | Coming soon |

### Instruction Following

- Winner: Coming soon
- A.X K2 public-lane score: Coming soon
- dots3-note Preview public-lane score: 86.3 (#38/123)

| Benchmark | A.X K2 | dots3-note Preview | Winner |
|-----------|-----------|-----------|--------|
| IFBench | 75.9% | 80.4% | dots3-note Preview |
| IFEval | Coming soon | 93.9% | Coming soon |

### Mathematics

- Winner: Coming soon
- A.X K2 public-lane score: Coming soon
- dots3-note Preview public-lane score: Coming soon

| Benchmark | A.X K2 | dots3-note Preview | Winner |
|-----------|-----------|-----------|--------|
| AIME26 | 97.1% | Coming soon | Coming soon |
| Apex | 45.8% | Coming soon | Coming soon |
| Apex Shortlist | 88.6% | Coming soon | Coming soon |
| IMOAnswerBench | Coming soon | 90.9% | Coming soon |

## FAQ

### Which is better overall, A.X K2 or dots3-note Preview?

dots3-note Preview is ahead overall on BenchLM right now.

### How many benchmarks does A.X K2 cover on BenchLM?

A.X K2 currently has 10 sourced benchmark scores on BenchLM.

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

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

## Related Comparisons

- [A.X K2 vs A.X series](/compare/a-x-k2-vs-skt-ax)
- [dots3-note Preview vs A.X series](/compare/dots3-note-preview-vs-skt-ax)
- [A.X K2 vs Claude Fable 5.1](/compare/a-x-k2-vs-claude-fable-5-1)
- [dots3-note Preview vs Claude Fable 5.1](/compare/claude-fable-5-1-vs-dots3-note-preview)

## Explore More

- [A.X K2 profile](/models/a-x-k2)
- [dots3-note Preview profile](/models/dots3-note-preview)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)