Model Comparator
Compare up to four models using the same criteria.
2 models compared
- Claude 4 Opus (Reasoning)
Anthropic
- K2 Horizon 7B
Institute of Foundation Models
✓ Best published value among measured models. — Data unavailable. These metrics do not establish an overall ranking.
| Metrics | Claude 4 Opus (Reasoning) Anthropic | K2 Horizon 7B Institute of Foundation Models | Add a model · 2/4 |
|---|---|---|---|
| Intelligence | 20.6 | 20.6 | |
| Coding | — | 38.6 | |
| Math | 73.3 | — | |
| Agentic | — | 26.1 | |
| Input · $ / 1M tokens | $15 | — | |
| Output · $ / 1M tokens | $75 | — | |
| Context window | 200K | Best: 524K | |
| Reasoning | Yes | Yes | |
| Open weights | No | Yes |
Intelligence
- Claude 4 Opus (Reasoning)
- 20.6
- K2 Horizon 7B
- 20.6
Coding
- Claude 4 Opus (Reasoning)
- —
- K2 Horizon 7B
- 38.6
Math
- Claude 4 Opus (Reasoning)
- 73.3
- K2 Horizon 7B
- —
Agentic
- Claude 4 Opus (Reasoning)
- —
- K2 Horizon 7B
- 26.1
Input · $ / 1M tokens
- Claude 4 Opus (Reasoning)
- $15
- K2 Horizon 7B
- —
Output · $ / 1M tokens
- Claude 4 Opus (Reasoning)
- $75
- K2 Horizon 7B
- —
Context window
- Claude 4 Opus (Reasoning)
- 200K
- K2 Horizon 7B
- Best: 524K
Reasoning
- Claude 4 Opus (Reasoning)
- Yes
- K2 Horizon 7B
- Yes
Open weights
- Claude 4 Opus (Reasoning)
- No
- K2 Horizon 7B
- Yes
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
Not plotted for lack of data on these axes: K2 Horizon 7B.