Updated March 26, 2026· Based on independent benchmark data
Gemini 3.1 Pro Preview leads in intelligence with a score of 57.2 vs 25.8. Gemini 3.1 Pro Preview is 75.0x cheaper at $2.00/1M tokens vs $150/1M. For speed, Gemini 3.1 Pro Preview wins at 113 tok/s vs 0 tok/s.
| Metric | o1-pro | Gemini 3.1 Pro Preview |
|---|---|---|
| Intelligence Score | 25.8 | 57.2 |
| Coding Score | N/A | 55.5 |
| Math Score | N/A | N/A |
| Speed (tok/s) | 0 tok/s | 113 tok/s |
| Latency (TTFT) | 0.00s | 23.84s |
| Input Price / 1M tokens | $150 | $2.00 |
| Output Price / 1M tokens | $600 | $12 |
| Context Window | 200K | 1.0M |
Gemini 3.1 Pro Preview outperforms o1-pro on the intelligence index with a score of 57.2 compared to 25.8.
Gemini 3.1 Pro Preview generates output significantly faster at 113 tok/s compared to o1-pro's 0 tok/s, making it Infinityx faster for streaming responses. Time to first token is 0.00s for o1-pro vs 23.84s for Gemini 3.1 Pro Preview, which affects perceived responsiveness in interactive applications.
Gemini 3.1 Pro Preview is more affordable at $2.00/1M input tokens ($12/1M output), while o1-pro costs $150/1M input ($600/1M output). That makes o1-pro 75.0x more expensive per token, which can add up significantly at scale. For a typical workload of 100 requests per day at 2,000 tokens each, o1-pro would cost approximately $900.00/month vs $12.00/month for Gemini 3.1 Pro Preview in input costs alone.
Gemini 3.1 Pro Preview offers a larger context window at 1.0M tokens compared to o1-pro's 200K. This means Gemini 3.1 Pro Preview can process roughly 524 pages of text in a single request vs 100 pages for o1-pro.
Choose Gemini 3.1 Pro Preview when you need higher intelligence (57.2), faster output (113 tok/s), lower cost, larger context window (1.0M).
Gemini 3.1 Pro Preview is cheaper at $2.00/1M input tokens vs $150/1M for o1-pro.
Gemini 3.1 Pro Preview is faster, producing output at 113 tok/s compared to o1-pro's 0 tok/s.
Yes, o1-pro supports image input. Gemini 3.1 Pro Preview also supports images.
Gemini 3.1 Pro Preview has a larger context window at 1.0M compared to o1-pro's 200K.
Data last synced: March 26, 2026
| Max Output Tokens | N/A | N/A |
| Input Modalities | Text + Image + File | Audio + File + Image + Text + Video |
| Output Modalities | Text | Text |
| Free Tier | No | No |
It depends on your priorities. Gemini 3.1 Pro Preview scores higher on intelligence (57.2), but o1-pro may be better for specific use cases like budget-conscious projects or speed-critical applications.