Head to head
DeepSeek V4 Flash vs GPT-OSS 20B
On a blended workload of one million input tokens and three million output tokens, GPT-OSS 20B is 1.5× cheaper than DeepSeek V4 Flash.
| DeepSeek V4 Flash | GPT-OSS 20B | |
|---|---|---|
| Provider | DeepSeek | Together AI |
| Input / MTok | $0.14 | $0.05 |
| Output / MTok | $0.28 | $0.2 |
| Cache read / MTok | $0.0028 | — |
| Context window | 1,000,000 | 128,000 |
| Blended 1M in + 3M out | $0.98 | $0.65 |
| Status | ga | ga |