Model Comparator
Compare up to four models using the same criteria.
2 models compared
- GPT-5.2 (Xhigh)
OpenAI
- K2 Horizon 375B A23B
Institute of Foundation Models
✓ Best published value among measured models. — Data unavailable. These metrics do not establish an overall ranking.
| Metrics | GPT-5.2 (Xhigh) OpenAI | K2 Horizon 375B A23B Institute of Foundation Models | Add a model · 2/4 |
|---|---|---|---|
| Intelligence | 30.4 | Best: 30.5 | |
| Coding | — | 61.5 | |
| Math | 99 | — | |
| Agentic | — | 40 | |
| Speed | 73.3 t/s | Best: 480 t/s | |
| TTFT | 125 s | Best: 2.72 s | |
| Input · $ / 1M tokens | $1.75 | — | |
| Output · $ / 1M tokens | $14 | — | |
| Context window | 400K | Best: 524K | |
| Reasoning | Yes | Yes | |
| Open weights | No | Yes | |
| Cost / task | — | $0 |
Intelligence
- GPT-5.2 (Xhigh)
- 30.4
- K2 Horizon 375B A23B
- Best: 30.5
Coding
- GPT-5.2 (Xhigh)
- —
- K2 Horizon 375B A23B
- 61.5
Math
- GPT-5.2 (Xhigh)
- 99
- K2 Horizon 375B A23B
- —
Agentic
- GPT-5.2 (Xhigh)
- —
- K2 Horizon 375B A23B
- 40
Speed
- GPT-5.2 (Xhigh)
- 73.3 t/s
- K2 Horizon 375B A23B
- Best: 480 t/s
TTFT
- GPT-5.2 (Xhigh)
- 125 s
- K2 Horizon 375B A23B
- Best: 2.72 s
Input · $ / 1M tokens
- GPT-5.2 (Xhigh)
- $1.75
- K2 Horizon 375B A23B
- —
Output · $ / 1M tokens
- GPT-5.2 (Xhigh)
- $14
- K2 Horizon 375B A23B
- —
Context window
- GPT-5.2 (Xhigh)
- 400K
- K2 Horizon 375B A23B
- Best: 524K
Reasoning
- GPT-5.2 (Xhigh)
- Yes
- K2 Horizon 375B A23B
- Yes
Open weights
- GPT-5.2 (Xhigh)
- No
- K2 Horizon 375B A23B
- Yes
Cost / task
- GPT-5.2 (Xhigh)
- —
- K2 Horizon 375B A23B
- $0
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-5.2 (Xhigh)30.4 · 73.3 t/s
- K2 Horizon 375B A23B30.5 · 480 t/s