Model Comparator
Compare up to four models using the same criteria.
2 models compared
- GPT-5.5 (Low)
OpenAI
- GPT-5.2 (Xhigh)
OpenAI
✓ Best published value among measured models. — Data unavailable. These metrics do not establish an overall ranking.
| Metrics | GPT-5.5 (Low) OpenAI | GPT-5.2 (Xhigh) OpenAI | Add a model · 2/4 |
|---|---|---|---|
| Intelligence | Best: 30.7 | 30.4 | |
| Coding | 60.9 | — | |
| Math | — | 99 | |
| Speed | Best: 82.7 t/s | 73.3 t/s | |
| TTFT | Best: 1.47 s | 125 s | |
| Input · $ / 1M tokens | $5×2.9 relative to the lowest price among the compared models | Best: $1.75 | |
| Output · $ / 1M tokens | $30×2.1 relative to the lowest price among the compared models | Best: $14 | |
| Context window | Best: 922K | 400K | |
| Reasoning | Yes | Yes | |
| Open weights | No | No |
Intelligence
- GPT-5.5 (Low)
- Best: 30.7
- GPT-5.2 (Xhigh)
- 30.4
Coding
- GPT-5.5 (Low)
- 60.9
- GPT-5.2 (Xhigh)
- —
Math
- GPT-5.5 (Low)
- —
- GPT-5.2 (Xhigh)
- 99
Speed
- GPT-5.5 (Low)
- Best: 82.7 t/s
- GPT-5.2 (Xhigh)
- 73.3 t/s
TTFT
- GPT-5.5 (Low)
- Best: 1.47 s
- GPT-5.2 (Xhigh)
- 125 s
Input · $ / 1M tokens
- GPT-5.5 (Low)
- $5×2.9 relative to the lowest price among the compared models
- GPT-5.2 (Xhigh)
- Best: $1.75
Output · $ / 1M tokens
- GPT-5.5 (Low)
- $30×2.1 relative to the lowest price among the compared models
- GPT-5.2 (Xhigh)
- Best: $14
Context window
- GPT-5.5 (Low)
- Best: 922K
- GPT-5.2 (Xhigh)
- 400K
Reasoning
- GPT-5.5 (Low)
- Yes
- GPT-5.2 (Xhigh)
- Yes
Open weights
- GPT-5.5 (Low)
- No
- GPT-5.2 (Xhigh)
- No
Each reasoning level remains a separate configuration.
Score and cost
Each line joins the reasoning levels of a compared model; the large point marks the configuration in the table. The top-right corner holds the best score for the lowest cost. Select another point to compare that level.
- GPT-5.5 (Low)30.7 · $11.25
- GPT-5.2 (Xhigh)30.4 · $4.81