DeepSeek V3.2 Speciale vs GPT-5.4 mini
DeepSeek vs OpenAI — benchmarks, pricing, and capabilities side by side.
- •DeepSeek V3.2 Speciale has the higher intelligence index (89.9 vs 87.5)
- •DeepSeek V3.2 Speciale is cheaper ($0.29 vs $0.75 per 1M input)
- •GPT-5.4 mini has a larger context window (400K)
| DeepSeek V3.2 Speciale | GPT-5.4 mini | |
|---|---|---|
| Intelligence index | 89.9 | 87.5 |
| Developer | DeepSeek | OpenAI |
| Type | LLM | LLM |
| Access | Open weights | API only |
| Context window | 163,840 tokens | 400,000 tokens |
| Input price | $0.29 / 1M | $0.75 / 1M |
| Output price | $0.43 / 1M | $4.50 / 1M |
| Speed | — | 162 tok/s |
| Released | December 1, 2025 | March 17, 2026 |
| Parameters | — | — |
| Input modalities | Text | Text, Image |
| Output modalities | Text | Text |
Shared benchmarks
DeepSeek V3.2 Speciale
GPT-5.4 mini
GPQA Diamond
87.1
87.5
Humanity’s Last Exam
26.1
26.6