GPT-5.6 Sol vs Qwen3.8-Flash-Next
GPT-5.6 Sol 
Qwen3.8-Flash-Next Verdict
- GPT-5.6 Sol (high) leads on quality: 68.2 vs 59.1.
- GPT-5.6 Sol (high) is stronger in agents & tools, coding, composite, instruction following, knowledge, long context, multimodal, reasoning.
- Qwen3.8-Flash-Next is 35× cheaper ($0.230 vs $8.00 per 1M blended).
| Metric | GPT-5.6 Sol (high) | Qwen3.8-Flash-Next |
|---|---|---|
| BenchLeader Index | 68.2 | 59.1 |
| Agents & tools score | 87.9 | 49.4 |
| Coding score | 72.4 | 70.8 |
| Composite score | 82.7 | 67.3 |
| Instruction following score | 67.8 | – |
| Knowledge score | 73.8 | 59.5 |
| Long context score | 67.4 | 66.4 |
| Multimodal score | 66.4 | 64.3 |
| Reasoning score | 63.3 | – |
| Blended price $/M | $8.00 | $0.230 |
| Output speed | 59 tok/s | 54 tok/s |
| Time to first answer | 31.0 s | 39.9 s |
| Context window | 1M | 256k |
| SciCode | 56.9% | – |
| WeirdML | 88.8% | – |
| LMArena WebDev | – | 1631 |
| LMArena Agent | – | 0.8 |
| LiveBench | – | 76.2% |
| LiveBench Reasoning | – | 87.4% |
| LiveBench Coding | – | 72.5% |
| LiveBench Agentic Coding | – | 61.6% |
| LiveBench Mathematics | – | 85.8% |
| LiveBench Data Analysis | – | 74.2% |
| LiveBench Language | – | 74.6% |
| AA Intelligence Index | 42.5 | 39.9 |
| IFBench | 69.2% | – |
| AA-LCR | 81.7% | 79.7% |
| MMMU-Pro | 81.8% | 79.8% |
| AA-Omniscience | 20.4 | -9.7 |
| Terminal-Bench Hard | 62.1% | – |
| GPQA Diamond (AA) | 92.8% | 92.3% |
| Humanity's Last Exam (AA) | 46.0% | 38.0% |
| SciCode (AA) | 57.8% | 50.6% |
| τ²-Bench Telecom (AA) | 83.3% | – |
| EnigmaEval | 37.1% | – |
| ARC-AGI-1 | 97.0% | – |
| ARC-AGI-2 | 85.4% | – |
| ARC-AGI-3 | 2.2% | – |
Data as of 2026-09-10. Best configuration of each model; every score links to its source on the model pages.
GPT-5.6 Sol vs Qwen3.8-Flash-Next: questions
- Is GPT-5.6 Sol better than Qwen3.8-Flash-Next?
- GPT-5.6 Sol (high) leads on quality: 68.2 vs 59.1. The BenchLeader Index combines every independent quality benchmark; GPT-5.6 Sol (high) is ahead overall as of 2026-09-10, but check the category scores for your use.
- Is GPT-5.6 Sol better than Qwen3.8-Flash-Next for coding?
- GPT-5.6 Sol scores higher in coding (72 vs 71 on the category index, where 50 is average).
- Is GPT-5.6 Sol better than Qwen3.8-Flash-Next for agentic tasks?
- GPT-5.6 Sol scores higher in agentic tasks (88 vs 49 on the category index, where 50 is average).
- Which is cheaper, GPT-5.6 Sol or Qwen3.8-Flash-Next?
- Qwen3.8-Flash-Next is cheaper: $0.230 against $8.00 per million tokens, blended at three input tokens per output token.
- Which is faster, GPT-5.6 Sol or Qwen3.8-Flash-Next?
- GPT-5.6 Sol streams faster: 59 against 54 output tokens per second.
- Which has the larger context window?
- GPT-5.6 Sol accepts more context: 1M against 256k tokens.