o1-previewvsQwen3-Next
o1-preview | Qwen3-Next | |
|---|---|---|
| Specifications | ||
Parameters | — | 80B |
Context window | 128k | 256k |
| Benchmarks | ||
Science GPQA DiamondGraduate-level science questions in biology, physics, and chemistry — hard enough that subject-matter PhDs score around 65%. Higher is better. | 73.3% | — |
| Overview | ||
| Company | OpenAI | Qwen |
| Release date | Sep 12 2024 | Sep 11 2025 |
| Access | Proprietary | Open Weight |
Which is better: o1-preview or Qwen3-Next?
o1-preview and Qwen3-Next don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. o1-preview shipped 364 days before Qwen3-Next, so benchmark comparisons should account for the intervening progress.
Context windows are 128k (o1-preview) vs 256k (Qwen3-Next). o1-preview is proprietary, while Qwen3-Next is open weight.
Direct benchmark comparisons are unavailable — o1-preview and Qwen3-Next don't publish scores on any of the same benchmarks.
Frequently asked questions
o1-preview was released by OpenAI on Sep 12 2024.
Qwen3-Next was released by Qwen on Sep 11 2025.
o1-preview has a 128k context window; Qwen3-Next has 256k.
o1-preview is a proprietary model released by OpenAI. Qwen3-Next is an open weight model released by Qwen.
Other comparisons
o1-previewvsClaude Opus 5Qwen3-NextvsClaude Opus 5o1-previewvsGemini 3.6 FlashQwen3-NextvsGemini 3.6 Flasho1-previewvsMuse Spark 1.1Qwen3-NextvsMuse Spark 1.1o1-previewvsGrok 4.5Qwen3-NextvsGrok 4.5o1-previewvsDeepSeek-V4-Flash-0731Qwen3-NextvsDeepSeek-V4-Flash-0731o1-previewvsMistral Medium 3.5Qwen3-NextvsMistral Medium 3.5