Model Comparator
Compare up to four models using the same criteria.
2 models compared
- Claude 4 Opus (Reasoning)
Anthropic
✓ Best published value among measured models. — Data unavailable. These metrics do not establish an overall ranking.
| Metrics | Claude 4 Opus (Reasoning) Anthropic | Add a model · 2/4 | |
|---|---|---|---|
| Intelligence | Best: 20.6 | 20.4 | |
| Math | 73.3 | Best: 91.7 | |
| Speed | — | 175 t/s | |
| TTFT | — | 18.8 s | |
| Input · $ / 1M tokens | $15×60 relative to the lowest price among the compared models | Best: $0.25 | |
| Output · $ / 1M tokens | $75×37.5 relative to the lowest price among the compared models | Best: $2 | |
| Context window | 200K | Best: 400K | |
| Reasoning | Yes | Yes | |
| Open weights | No | No |
Intelligence
- Claude 4 Opus (Reasoning)
- Best: 20.6
- GPT-5.1 Codex mini (High)
- 20.4
Math
- Claude 4 Opus (Reasoning)
- 73.3
- GPT-5.1 Codex mini (High)
- Best: 91.7
Speed
- Claude 4 Opus (Reasoning)
- —
- GPT-5.1 Codex mini (High)
- 175 t/s
TTFT
- Claude 4 Opus (Reasoning)
- —
- GPT-5.1 Codex mini (High)
- 18.8 s
Input · $ / 1M tokens
- Claude 4 Opus (Reasoning)
- $15×60 relative to the lowest price among the compared models
- GPT-5.1 Codex mini (High)
- Best: $0.25
Output · $ / 1M tokens
- Claude 4 Opus (Reasoning)
- $75×37.5 relative to the lowest price among the compared models
- GPT-5.1 Codex mini (High)
- Best: $2
Context window
- Claude 4 Opus (Reasoning)
- 200K
- GPT-5.1 Codex mini (High)
- Best: 400K
Reasoning
- Claude 4 Opus (Reasoning)
- Yes
- GPT-5.1 Codex mini (High)
- Yes
Open weights
- Claude 4 Opus (Reasoning)
- No
- GPT-5.1 Codex mini (High)
- 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.
- Claude 4 Opus (Reasoning)20.6 · $30
- GPT-5.1 Codex mini (High)20.4 · $0.688