Model comparison
GPT-6.1 Sol vs Qwen2.5-VL 72B Instruct
GPT-6.1 Sol is the stronger model overall, scoring 65.6 to 29.9 on the Noometry Index.
Last verified . 1 shared benchmarks.
Summary
- They share 1 benchmark with published results for both. GPT-6.1 Sol scores higher in 3 categories and Qwen2.5-VL 72B Instruct in 0 categories; 3 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where GPT-6.1 Sol leads 81.9 to 20.7.
- Both cost about the same: $2 input and $10 output per million tokens.
- GPT-6.1 Sol accepts more context: 1.05M tokens versus 131K.
- Qwen2.5-VL 72B Instruct has downloadable open weights; the other is API-only.
Side by side
| GPT-6.1 Sol | Qwen2.5-VL 72B Instruct | |
|---|---|---|
| Provider | OpenAI | Alibaba (Qwen) |
| Noometry Index | 65.6 | 29.9 |
| Released | 2026-09-29 | 2024-09 |
| Weights | Proprietary | Open |
| Context window | 1.05M | 131K |
| Max output | 128K | 8K |
| Input $ / M tokens | $2 | $2.80 |
| Output $ / M tokens | $10 | $8.40 |
| Results tracked | 34 | 6 |
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Category by category
Coding Not comparable
GPT-6.1 Sol: 63.2 (#8), Qwen2.5-VL 72B Instruct: —
| Benchmark | GPT-6.1 Sol | Qwen2.5-VL 72B Instruct |
|---|---|---|
| DeepSWE | 75.2% | — |
| FrontierCode | 50.2% | — |
| LMArena WebDev | 1755 | — |
| SciCode | 55.8% | — |
| LMArena Coding | 1487 | — |
Agentic & Tool Use GPT-6.1 Sol leads
GPT-6.1 Sol: 39.6 (#26), Qwen2.5-VL 72B Instruct: 18.6 (#144)
| Benchmark | GPT-6.1 Sol | Qwen2.5-VL 72B Instruct |
|---|---|---|
| APEX-Agents | 60% | — |
| OSWorld | — | 5% |
| GDP.pdf | 32% | — |
Reasoning GPT-6.1 Sol leads
GPT-6.1 Sol: 81.9 (#2), Qwen2.5-VL 72B Instruct: 20.7 (#233)
| Benchmark | GPT-6.1 Sol | Qwen2.5-VL 72B Instruct |
|---|---|---|
| ARC-AGI-2 | 94.2% | — |
| Kagi LLM Benchmark | — | 36% |
| NYT Connections (extended) | 95.5% | — |
| ARC-AGI-1 | 98.5% | — |
| CritPt | 31.7% | — |
| Chess Puzzles | 61% | — |
| EBR-Bench | 54.3% | — |
| LMArena Hard Prompts | 1466 | — |
| Mystery Game Puzzles | 80% | — |
| Epoch Capabilities Index | 166.09 | — |
Math Not comparable
GPT-6.1 Sol: 93.7 (#1), Qwen2.5-VL 72B Instruct: —
| Benchmark | GPT-6.1 Sol | Qwen2.5-VL 72B Instruct |
|---|---|---|
| FrontierMath (Tiers 1-3) | 93.7% | — |
| FrontierMath Tier 4 | 100% | — |
| OTIS Mock AIME 2024-2025 | 100% | — |
| ProofBench | 99% | — |
| LMArena Math | 1464 | — |
Knowledge Not comparable
GPT-6.1 Sol: 71.8 (#4), Qwen2.5-VL 72B Instruct: —
| Benchmark | GPT-6.1 Sol | Qwen2.5-VL 72B Instruct |
|---|---|---|
| GPQA Diamond | 95.4% | — |
| SimpleQA Verified | 73.9% | — |
| LMArena Expert | 1502 | — |
Multimodal GPT-6.1 Sol leads
GPT-6.1 Sol: 52.7 (#5), Qwen2.5-VL 72B Instruct: 33.5 (#97)
| Benchmark | GPT-6.1 Sol | Qwen2.5-VL 72B Instruct |
|---|---|---|
| LMArena Vision | 1288 | 1107 |
| Video-MME | — | 73.5% |
| GeoBench | — | 62% |
| Furniture Assembly | 80% | — |
| SpatialViz-Bench | — | 33.3% |
Multilingual Not comparable
GPT-6.1 Sol: 54.3 (#46), Qwen2.5-VL 72B Instruct: —
| Benchmark | GPT-6.1 Sol | Qwen2.5-VL 72B Instruct |
|---|---|---|
| LMArena Non-English | 1438 | — |
| LMArena Chinese | 1477 | — |
| LMArena Russian | 1455 | — |
Instruction Following Not comparable
GPT-6.1 Sol: 77.0 (#29), Qwen2.5-VL 72B Instruct: —
| Benchmark | GPT-6.1 Sol | Qwen2.5-VL 72B Instruct |
|---|---|---|
| LMArena Instruction Following | 1468 | — |
Long Context Not comparable
GPT-6.1 Sol: 44.9 (#54), Qwen2.5-VL 72B Instruct: —
| Benchmark | GPT-6.1 Sol | Qwen2.5-VL 72B Instruct |
|---|---|---|
| LMArena Longer Query | 1465 | — |
Writing & Preference Not comparable
GPT-6.1 Sol: 63.6 (#63), Qwen2.5-VL 72B Instruct: —
| Benchmark | GPT-6.1 Sol | Qwen2.5-VL 72B Instruct |
|---|---|---|
| LMArena Text | 1447 | — |
| LMArena Creative Writing | 1432 | — |
| LMArena Multi-Turn | 1449 | — |
Frequently asked questions
Is GPT-6.1 Sol better than Qwen2.5-VL 72B Instruct?
GPT-6.1 Sol is the stronger model overall, scoring 65.6 to 29.9 on the Noometry Index.
Which is cheaper, GPT-6.1 Sol or Qwen2.5-VL 72B Instruct?
GPT-6.1 Sol is cheaper. It lists at $2 per million input tokens and $10 per million output tokens; Qwen2.5-VL 72B Instruct lists at $2.80 and $8.40.
Which has the bigger context window?
GPT-6.1 Sol does, with 1.05M tokens against 131K.
How many benchmarks do GPT-6.1 Sol and Qwen2.5-VL 72B Instruct share?
1 benchmark has published results for both models. GPT-6.1 Sol has 34 scored results on Noometry and Qwen2.5-VL 72B Instruct has 6.