Head to head
DeepSeek V4 Pro vs GPT-5.4 mini
On a blended workload of one million input tokens and three million output tokens, DeepSeek V4 Pro is 4.7× cheaper than GPT-5.4 mini.
| DeepSeek V4 Pro | GPT-5.4 mini | |
|---|---|---|
| Provider | DeepSeek | OpenAI |
| Input / MTok | $0.435 | $0.75 |
| Output / MTok | $0.87 | $4.5 |
| Cache read / MTok | $0.003625 | $0.075 |
| Context window | 1,000,000 | — |
| Blended 1M in + 3M out | $3.04 | $14.25 |
| Status | ga | ga |