# Composer 2.5 vs Qwen3.6 Plus

> Side-by-side benchmark comparison for Composer 2.5 and Qwen3.6 Plus across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/composer-2-5-vs-qwen3-6-plus
- Last updated: October 2, 2026

- Shared sourced benchmarks: 4
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Pick Composer 2.5 if you want the stronger benchmark profile. Qwen3.6 Plus only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- Composer 2.5 leads overall 61 to 55.21.
- The biggest single benchmark swing is Terminal-Bench 2.0 in Agentic, with scores of 69.3% and 61.6%.
- Qwen3.6 Plus is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.
- Qwen3.6 Plus also has the larger context window at 1M.

## Model Snapshot

| Property | Composer 2.5 | Qwen3.6 Plus |
|----------|----------|----------|
| Creator | Cursor | Alibaba |
| Type | Proprietary | Proprietary |
| Reasoning | Reasoning | Reasoning |
| Context | 200K | 1M |
| Overall Score | null | 55.21 |
| Benchmarks Covered | 8 | 48 |
| Pricing (input/output) | $0.50 / $2.50 | Pricing unavailable / Pricing unavailable |

## Category Breakdown

### Agentic

- Winner: Not comparable
- Composer 2.5 public-lane score: Coming soon
- Qwen3.6 Plus public-lane score: 33.5 (Supported · #75/119)

| Benchmark | Composer 2.5 | Qwen3.6 Plus | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.0 | 69.3% | 61.6% | Composer 2.5 |
| Terminal-Bench 2.1 (Vals) | 58.4% | 53.2% | Composer 2.5 |
| Claw-Eval | Coming soon | 58.8% | Coming soon |
| QwenClawBench | Coming soon | 57.2% | Coming soon |
| τ³-bench results | Coming soon | 70.7% | Coming soon |
| VITA-Bench | Coming soon | 44.3% | Coming soon |
| DeepPlanning | Coming soon | 41.5% | Coming soon |
| Toolathlon | Coming soon | 39.8% | Coming soon |
| MCP Atlas | Coming soon | 48.2% | Coming soon |
| MCP-Tasks | Coming soon | 74.1% | Coming soon |
| WideResearch | Coming soon | 74.3% | Coming soon |
| Gert Labs | Coming soon | 50.60% | Coming soon |
| ResearchClawBench | Coming soon | 18.0% | Coming soon |

### Coding

- Winner: Not comparable
- Composer 2.5 public-lane score: Coming soon
- Qwen3.6 Plus public-lane score: 42.5 (Supported · #60/144)

| Benchmark | Composer 2.5 | Qwen3.6 Plus | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.0 | 69.3% | Coming soon | Coming soon |
| SWE Multilingual | 79.8% | 73.8% | Composer 2.5 |
| cursorBench31 | 63.2% | Coming soon | Coming soon |
| CursorBench 3.2 | 56.1% | Coming soon | Coming soon |
| SWE-bench (Vals) | 79.6% | 73.4% | Composer 2.5 |
| CursorBench 4.0 | 27.7% | Coming soon | Coming soon |
| SWE-bench Verified | Coming soon | 78.8% | Coming soon |
| SWE-bench Pro | Coming soon | 56.6% | Coming soon |
| LiveCodeBench v6 | Coming soon | 87.1% | Coming soon |
| Vibe Code Bench | Coming soon | 25.56% | Coming soon |
| LiveCodeBench (Vals) | Coming soon | 86.0% | Coming soon |

### Reasoning

- Winner: Not comparable
- Composer 2.5 public-lane score: Coming soon
- Qwen3.6 Plus public-lane score: 61.3 (Unranked · 4 rankable rows)

| Benchmark | Composer 2.5 | Qwen3.6 Plus | Winner |
|-----------|-----------|-----------|--------|
| AI-Needle | Coming soon | 68.3% | Coming soon |
| LongBench v2 | Coming soon | 62% | Coming soon |

### Multimodal & Grounded

- Winner: Not comparable
- Composer 2.5 public-lane score: Coming soon
- Qwen3.6 Plus public-lane score: 67.2 (#23/49)

| Benchmark | Composer 2.5 | Qwen3.6 Plus | Winner |
|-----------|-----------|-----------|--------|
| MMMU | Coming soon | 86.0% | Coming soon |
| MMMU-Pro | Coming soon | 78.8% | Coming soon |
| MathVision | Coming soon | 88.0% | Coming soon |
| VideoMMMU | Coming soon | 84.0% | Coming soon |
| ScreenSpot Pro | Coming soon | 68.2% | Coming soon |
| CharXiv | Coming soon | 81.5% | Coming soon |
| V* | Coming soon | 96.9% | Coming soon |

### Knowledge

- Winner: Not comparable
- Composer 2.5 public-lane score: Coming soon
- Qwen3.6 Plus public-lane score: 52.4 (Supported · #61/171)

| Benchmark | Composer 2.5 | Qwen3.6 Plus | Winner |
|-----------|-----------|-----------|--------|
| GPQA | Coming soon | 90.4% | Coming soon |
| SuperGPQA | Coming soon | 71.6% | Coming soon |
| MMLU-Pro | Coming soon | 88.5% | Coming soon |
| MMLU-Redux | Coming soon | 94.5% | Coming soon |
| C-Eval | Coming soon | 93.3% | Coming soon |
| HLE | Coming soon | 28.8% | Coming soon |
| GPQA Diamond (Vals) | Coming soon | 87.4% | Coming soon |
| MMLU-Pro (Vals) | Coming soon | 87.7% | Coming soon |

### Multilingual

- Winner: Not comparable
- Composer 2.5 public-lane score: Coming soon
- Qwen3.6 Plus public-lane score: 93.8 (#4/16)

| Benchmark | Composer 2.5 | Qwen3.6 Plus | Winner |
|-----------|-----------|-----------|--------|
| MMLU-ProX | Coming soon | 84.7% | Coming soon |
| NOVA-63 | Coming soon | 57.9% | Coming soon |

### Instruction Following

- Winner: Not comparable
- Composer 2.5 public-lane score: Coming soon
- Qwen3.6 Plus public-lane score: 82.5 (#48/125)

| Benchmark | Composer 2.5 | Qwen3.6 Plus | Winner |
|-----------|-----------|-----------|--------|
| IFEval | Coming soon | 94.3% | Coming soon |
| IFBench | Coming soon | 75.8% | Coming soon |

### Mathematics

- Winner: Not comparable
- Composer 2.5 public-lane score: Coming soon
- Qwen3.6 Plus public-lane score: 62 (#5/7)

| Benchmark | Composer 2.5 | Qwen3.6 Plus | Winner |
|-----------|-----------|-----------|--------|
| AIME26 | Coming soon | 95.3% | Coming soon |
| HMMT Feb 2025 | Coming soon | 96.7% | Coming soon |
| HMMT Nov 2025 | Coming soon | 94.6% | Coming soon |
| HMMT Feb 2026 | Coming soon | 87.8% | Coming soon |
| MMAnswerBench | Coming soon | 83.8% | Coming soon |
| FrontierMath v2 (Tiers 1-3) | Coming soon | 26.207% | Coming soon |
| FrontierMath v2 (Tier 4) | Coming soon | 8.333% | Coming soon |

## FAQ

### Which is better overall, Composer 2.5 or Qwen3.6 Plus?

Composer 2.5 is ahead overall on BenchLM right now.

### How many benchmarks does Composer 2.5 cover on BenchLM?

Composer 2.5 currently has 8 sourced benchmark scores on BenchLM.

### How many benchmarks does Qwen3.6 Plus cover on BenchLM?

Qwen3.6 Plus currently has 48 sourced benchmark scores on BenchLM.

## Related Comparisons

- [Composer 2.5 vs Composer 2](/compare/composer-2-vs-composer-2-5)
- [Qwen3.6 Plus vs Composer 2](/compare/composer-2-vs-qwen3-6-plus)
- [Composer 2.5 vs Composer 2 Fast](/compare/composer-2-5-vs-composer-2-fast)
- [Qwen3.6 Plus vs Composer 2 Fast](/compare/composer-2-fast-vs-qwen3-6-plus)

## Explore More

- [Composer 2.5 profile](/models/composer-2-5)
- [Qwen3.6 Plus profile](/models/qwen3-6-plus)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)