DeepSeek V4.1 Flash vs Qwen3.8 27B
API pricing, context, and independently measured performance, side by side.
DeepSeek V4.1 Flash
DeepSeek · released Sep 10, 2026
Best input$0.15 / MTok
Best output$0.60 / MTok
Context1.05M
Providers16
Fastest measured0.64s° TTFT · 281 tok/s
Open weightsVisionToolsReasoningStructured outputPrompt caching
Qwen3.8 27B
Qwen · released Aug 14, 2026
Best input$0.15 / MTok
Best output$2.00 / MTok
Context1M
Providers15
Fastest measured0.91s° TTFT · 33 tok/s
Open weightsVisionToolsReasoningStructured outputPrompt caching
Cheapest providers, measuredUSD / MTOK
| MODEL | PROVIDER | INPUT | OUTPUT | TTFT | TPS | SMOKE |
|---|---|---|---|---|---|---|
| DeepSeek V4.1 Flash | RERelace | $0.15 | $0.60 | — | — | — |
| DeepSeek V4.1 Flash |  DeepSeek | $0.15 | $0.60 | — | — | — |
| DeepSeek V4.1 Flash |  DeepInfra | $0.20 | $0.60 | — | — | — |
| Qwen3.8 27B | DADarkbloom | $0.15 | $2.00 | — | — | — |
| Qwen3.8 27B | DEDekaLLM | $0.20 | $2.50 | — | — | — |
| Qwen3.8 27B | REReka | $0.214 | $2.55 | — | — | 4/5 |