Model Comparator
Compare up to four models using the same criteria.
2 models compared
- GPT-5 (Minimal)
OpenAI
- K2 Think V2
Institute of Foundation Models
✓ Best published value among measured models. — Data unavailable. These metrics do not establish an overall ranking.
| Metrics | GPT-5 (Minimal) OpenAI | K2 Think V2 Institute of Foundation Models | Add a model · 2/4 |
|---|---|---|---|
| Intelligence | 11.4 | Best: 11.5 | |
| Coding | — | 21 | |
| Math | 31.7 | — | |
| Speed | 75.9 t/s | — | |
| TTFT | 1.06 s | — | |
| Input · $ / 1M tokens | $1.25 | — | |
| Output · $ / 1M tokens | $10 | — | |
| Context window | Best: 400K | 262K | |
| Reasoning | No | Yes | |
| Open weights | No | Yes |
Intelligence
- GPT-5 (Minimal)
- 11.4
- K2 Think V2
- Best: 11.5
Coding
- GPT-5 (Minimal)
- —
- K2 Think V2
- 21
Math
- GPT-5 (Minimal)
- 31.7
- K2 Think V2
- —
Speed
- GPT-5 (Minimal)
- 75.9 t/s
- K2 Think V2
- —
TTFT
- GPT-5 (Minimal)
- 1.06 s
- K2 Think V2
- —
Input · $ / 1M tokens
- GPT-5 (Minimal)
- $1.25
- K2 Think V2
- —
Output · $ / 1M tokens
- GPT-5 (Minimal)
- $10
- K2 Think V2
- —
Context window
- GPT-5 (Minimal)
- Best: 400K
- K2 Think V2
- 262K
Reasoning
- GPT-5 (Minimal)
- No
- K2 Think V2
- Yes
Open weights
- GPT-5 (Minimal)
- No
- K2 Think V2
- 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.
- GPT-5 (Minimal)11.4 · $3.44
Not plotted for lack of data on these axes: K2 Think V2.