Model Comparator
Compare up to four models using the same criteria.
2 models compared
- GPT-5.3 Codex (Xhigh)
OpenAI
- DeepSeek V4.1 Flash 1017 (Max)
DeepSeek
✓ Best published value among measured models. — Data unavailable. These metrics do not establish an overall ranking.
| Metrics | GPT-5.3 Codex (Xhigh) OpenAI | DeepSeek V4.1 Flash 1017 (Max) DeepSeek | Add a model · 2/4 |
|---|---|---|---|
| Intelligence | 32.5 | Best: 32.6 | |
| Cyber Index | — | 56.8% | |
| Speed | 87.1 t/s | Best: 161 t/s | |
| TTFT | 72.9 s | Best: 1.3 s | |
| Input · $ / 1M tokens | $1.75×5.8 relative to the lowest price among the compared models | Best: $0.30 | |
| Output · $ / 1M tokens | $14×11.7 relative to the lowest price among the compared models | Best: $1.20 | |
| Context window | 1M | 1M | |
| Reasoning | Yes | Yes | |
| Open weights | No | Yes | |
| Cost / task | — | $0.602 |
Intelligence
- GPT-5.3 Codex (Xhigh)
- 32.5
- DeepSeek V4.1 Flash 1017 (Max)
- Best: 32.6
Cyber Index
- GPT-5.3 Codex (Xhigh)
- —
- DeepSeek V4.1 Flash 1017 (Max)
- 56.8%
Speed
- GPT-5.3 Codex (Xhigh)
- 87.1 t/s
- DeepSeek V4.1 Flash 1017 (Max)
- Best: 161 t/s
TTFT
- GPT-5.3 Codex (Xhigh)
- 72.9 s
- DeepSeek V4.1 Flash 1017 (Max)
- Best: 1.3 s
Input · $ / 1M tokens
- GPT-5.3 Codex (Xhigh)
- $1.75×5.8 relative to the lowest price among the compared models
- DeepSeek V4.1 Flash 1017 (Max)
- Best: $0.30
Output · $ / 1M tokens
- GPT-5.3 Codex (Xhigh)
- $14×11.7 relative to the lowest price among the compared models
- DeepSeek V4.1 Flash 1017 (Max)
- Best: $1.20
Context window
- GPT-5.3 Codex (Xhigh)
- 1M
- DeepSeek V4.1 Flash 1017 (Max)
- 1M
Reasoning
- GPT-5.3 Codex (Xhigh)
- Yes
- DeepSeek V4.1 Flash 1017 (Max)
- Yes
Open weights
- GPT-5.3 Codex (Xhigh)
- No
- DeepSeek V4.1 Flash 1017 (Max)
- Yes
Cost / task
- GPT-5.3 Codex (Xhigh)
- —
- DeepSeek V4.1 Flash 1017 (Max)
- $0.602
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-5.3 Codex (Xhigh)32.5 · $4.81
- DeepSeek V4.1 Flash 1017 (Max)32.6 · $0.525