Model Comparator
Compare up to four models using the same criteria.
2 models compared
- GPT-5.5 (Non-reasoning)
OpenAI
✓ Best published value among measured models. — Data unavailable. These metrics do not establish an overall ranking.
| Metrics | GPT-5.5 (Non-reasoning) OpenAI | Add a model · 2/4 | |
|---|---|---|---|
| Intelligence | Best: 23.2 | 22.9 | |
| Coding | Best: 56.5 | 49.3 | |
| Agentic | — | 20.1 | |
| Cyber Index | — | 13.1% | |
| Speed | 74 t/s | Best: 156 t/s | |
| TTFT | Best: 0.89 s | 1.25 s | |
| Input · $ / 1M tokens | $5×8.3 relative to the lowest price among the compared models | Best: $0.60 | |
| Output · $ / 1M tokens | $30×12 relative to the lowest price among the compared models | Best: $2.50 | |
| Context window | Best: 922K | 262K | |
| Reasoning | No | Yes | |
| Open weights | No | Yes | |
| Cost / task | — | $0.598 |
Intelligence
- GPT-5.5 (Non-reasoning)
- Best: 23.2
- Nemotron 3 Ultra 550B A55B (Reasoning)
- 22.9
Coding
- GPT-5.5 (Non-reasoning)
- Best: 56.5
- Nemotron 3 Ultra 550B A55B (Reasoning)
- 49.3
Agentic
- GPT-5.5 (Non-reasoning)
- —
- Nemotron 3 Ultra 550B A55B (Reasoning)
- 20.1
Cyber Index
- GPT-5.5 (Non-reasoning)
- —
- Nemotron 3 Ultra 550B A55B (Reasoning)
- 13.1%
Speed
- GPT-5.5 (Non-reasoning)
- 74 t/s
- Nemotron 3 Ultra 550B A55B (Reasoning)
- Best: 156 t/s
TTFT
- GPT-5.5 (Non-reasoning)
- Best: 0.89 s
- Nemotron 3 Ultra 550B A55B (Reasoning)
- 1.25 s
Input · $ / 1M tokens
- GPT-5.5 (Non-reasoning)
- $5×8.3 relative to the lowest price among the compared models
- Nemotron 3 Ultra 550B A55B (Reasoning)
- Best: $0.60
Output · $ / 1M tokens
- GPT-5.5 (Non-reasoning)
- $30×12 relative to the lowest price among the compared models
- Nemotron 3 Ultra 550B A55B (Reasoning)
- Best: $2.50
Context window
- GPT-5.5 (Non-reasoning)
- Best: 922K
- Nemotron 3 Ultra 550B A55B (Reasoning)
- 262K
Reasoning
- GPT-5.5 (Non-reasoning)
- No
- Nemotron 3 Ultra 550B A55B (Reasoning)
- Yes
Open weights
- GPT-5.5 (Non-reasoning)
- No
- Nemotron 3 Ultra 550B A55B (Reasoning)
- Yes
Cost / task
- GPT-5.5 (Non-reasoning)
- —
- Nemotron 3 Ultra 550B A55B (Reasoning)
- $0.598
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 (Non-reasoning)23.2 · $11.25
- Nemotron 3 Ultra 550B A55B (Reasoning)22.9 · $1.08