DeepSeek V4 Pro 0423 vs DeepSeek V4 Pro 0813
API pricing, context, and independently measured performance, side by side. DeepSeek V4 Pro 0813 starts 48% cheaper on input than DeepSeek V4 Pro 0423 at list prices.
DeepSeek V4 Pro 0423
DeepSeek · released Apr 24, 2026
Best input$0.30 / MTok
Best output$1.91 / MTok
Context1.05M
Providers18
Fastest measured0.58s° TTFT · 141 tok/s
Open weightsToolsReasoningStructured outputPrompt caching
DeepSeek V4 Pro 0813
DeepSeek · released Aug 12, 2026
Best input$0.158 / MTok
Best output$1.98 / MTok
Context1.05M
Providers24
Fastest measured0.57s° TTFT · 116 tok/s
Open weightsToolsReasoningStructured outputPrompt caching
Cheapest providers, measuredUSD / MTOK
| MODEL | PROVIDER | INPUT | OUTPUT | TTFT | TPS | SMOKE |
|---|---|---|---|---|---|---|
| DeepSeek V4 Pro 0423 |  Relace | $0.30 | $4.20 | — | — | — |
| DeepSeek V4 Pro 0423 |  Parasail | $0.45 | $3.48 | 1.5s° | 70° tok/s | — |
| DeepSeek V4 Pro 0423 |  StreamLake | $0.955 | $1.91 | 1.4s° | 43° tok/s | 4/5 |
| DeepSeek V4 Pro 0813 | Relace | $0.158 | $4.20 | — | — | — |
| DeepSeek V4 Pro 0813 |  Wafer | $0.175 | $3.40 | — | — | — |
| DeepSeek V4 Pro 0813 | SRSail Research | $0.40 | $4.30 | 2.6s° | 28° tok/s | — |
TTFT/TPS: ModelIndex-measured medians (P50, trailing 21d) · chat10k profile (~10K in / 200 out) · ° = measured via OpenRouter routing (adds a hop) · SMOKE: of 5 programmatic capability probes passed · methodology v1.1 — full details on each model page