# A.X K2 vs Qwen3.8-Flash-Next

> Side-by-side benchmark comparison for A.X K2 and Qwen3.8-Flash-Next across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/a-x-k2-vs-qwen3-8-flash-next
- Last updated: September 10, 2026

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

## Quick Verdict

Pick Qwen3.8-Flash-Next 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

- Qwen3.8-Flash-Next leads overall 56.84 to 49.
- The biggest single benchmark swing is HLE in Knowledge, with scores of 27.8% and 35.9%.

## Model Snapshot

| Property | A.X K2 | Qwen3.8-Flash-Next |
|----------|----------|----------|
| Creator | SK Telecom | Alibaba |
| Type | Open Weight | Open Weight |
| Reasoning | Reasoning | Reasoning |
| Context | 262K | 262K |
| Overall Score | null | 56.84 |
| Benchmarks Covered | 10 | 24 |
| 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
- Qwen3.8-Flash-Next public-lane score: 58.5 (Estimated · #27/152)

| Benchmark | A.X K2 | Qwen3.8-Flash-Next | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 36.0% | Coming soon | Coming soon |
| CoWorkBench | Coming soon | 73.9% | Coming soon |
| JobBench | Coming soon | 55.7% | Coming soon |
| Agents' Last Exam | Coming soon | 51.2% | Coming soon |
| Toolathlon-Verified | Coming soon | 73.5% | Coming soon |
| AndroidWorld | Coming soon | 84.5% | Coming soon |
| OSWorld 2.0 | Coming soon | 19.4% | Coming soon |

### Coding

- Winner: Coming soon
- A.X K2 public-lane score: Coming soon
- Qwen3.8-Flash-Next public-lane score: 57.9 (Supported · #30/151)

| Benchmark | A.X K2 | Qwen3.8-Flash-Next | Winner |
|-----------|-----------|-----------|--------|
| LiveCodeBench v6 | 84.0% | 91.9% | Qwen3.8-Flash-Next |
| SciCode | 41% | Coming soon | Coming soon |
| Terminal-Bench 2.1 | 36.0% | Coming soon | Coming soon |
| SWE-bench Pro | Coming soon | 62.5% | Coming soon |
| SWE Multilingual | Coming soon | 81% | Coming soon |
| NL2Repo | Coming soon | 48.1% | Coming soon |
| DeepSWE | Coming soon | 58.7% | Coming soon |

### Multimodal & Grounded

- Winner: Coming soon
- A.X K2 public-lane score: Coming soon
- Qwen3.8-Flash-Next public-lane score: 83.3 (#7/48)

| Benchmark | A.X K2 | Qwen3.8-Flash-Next | Winner |
|-----------|-----------|-----------|--------|
| Vision2Web | Coming soon | 64.0% | Coming soon |
| ERQA | Coming soon | 72.3% | Coming soon |
| LVBench | Coming soon | 76.6% | Coming soon |
| RealWorldQA | Coming soon | 88.5% | Coming soon |
| MathVision | Coming soon | 90.6% | Coming soon |
| MathVision w/ Python | Coming soon | 95.7% | Coming soon |
| CharXiv w/o tools | Coming soon | 84.6% | Coming soon |
| CharXiv | Coming soon | 90.6% | Coming soon |

### Reasoning

- Winner: Coming soon
- A.X K2 public-lane score: Coming soon
- Qwen3.8-Flash-Next public-lane score: 75.8 (Unranked · 2 rankable rows)

### Knowledge

- Winner: Coming soon
- A.X K2 public-lane score: Coming soon
- Qwen3.8-Flash-Next public-lane score: 55.5 (Supported · #53/183)

| Benchmark | A.X K2 | Qwen3.8-Flash-Next | Winner |
|-----------|-----------|-----------|--------|
| HLE | 27.8% | 35.9% | Qwen3.8-Flash-Next |
| GPQA-D | 85.6% | 91.7% | Qwen3.8-Flash-Next |
| GPQA | Coming soon | 91.7% | Coming soon |
| HLE w/o tools | Coming soon | 35.9% | Coming soon |

### Instruction Following

- Winner: Coming soon
- A.X K2 public-lane score: Coming soon
- Qwen3.8-Flash-Next public-lane score: 88 (#32/123)

| Benchmark | A.X K2 | Qwen3.8-Flash-Next | Winner |
|-----------|-----------|-----------|--------|
| IFBench | 75.9% | 81.3% | Qwen3.8-Flash-Next |

### Mathematics

- Winner: Coming soon
- A.X K2 public-lane score: Coming soon
- Qwen3.8-Flash-Next public-lane score: Coming soon

| Benchmark | A.X K2 | Qwen3.8-Flash-Next | Winner |
|-----------|-----------|-----------|--------|
| AIME26 | 97.1% | Coming soon | Coming soon |
| Apex | 45.8% | Coming soon | Coming soon |
| Apex Shortlist | 88.6% | Coming soon | Coming soon |

## FAQ

### Which is better overall, A.X K2 or Qwen3.8-Flash-Next?

Qwen3.8-Flash-Next 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 Qwen3.8-Flash-Next cover on BenchLM?

Qwen3.8-Flash-Next currently has 24 sourced benchmark scores on BenchLM.

## Related Comparisons

- [A.X K2 vs A.X series](/compare/a-x-k2-vs-skt-ax)
- [Qwen3.8-Flash-Next vs A.X series](/compare/qwen3-8-flash-next-vs-skt-ax)
- [A.X K2 vs Claude Fable 5.1](/compare/a-x-k2-vs-claude-fable-5-1)
- [Qwen3.8-Flash-Next vs Claude Fable 5.1](/compare/claude-fable-5-1-vs-qwen3-8-flash-next)

## Explore More

- [A.X K2 profile](/models/a-x-k2)
- [Qwen3.8-Flash-Next profile](/models/qwen3-8-flash-next)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)