Model comparison · text
DeepSeek-V4-Flash vs DeepSeek-V4-Pro
Symmetrical, primary-source facts with unknown values left visible. No winner is assigned without comparable measurements.
FieldAt a glance
DeepSeek · activeDeepSeek-V4-FlashVerified Aug 28, 2026
DeepSeek · activeDeepSeek-V4-ProVerified Aug 28, 2026
Technical differences
Side-by-side facts
| Field | DeepSeek-V4-Flash | DeepSeek-V4-Pro |
|---|---|---|
| Developer | DeepSeek | DeepSeek |
| Family | Deepseek V4 Flash | Deepseek V4 Pro |
| Model | DeepSeek-V4-Flash | DeepSeek-V4-Pro |
| Version | DeepSeek-V4-Flash | DeepSeek-V4-Pro |
| Lifecycle | active | active |
| Input modalities | Text | Text |
| Output modalities | Text | Text |
| Context window | 1048576 | 1048576 |
| Total parameters | 290944616402 | 1598839674782 |
| Active parameters | 13000000000 | 49000000000 |
| License | mit | mit |
| Open weights | Yes | Yes |
| API available | Yes | Yes |
| Self-hostable | Yes | Yes |
| Capabilities | chat, generation, reasoning | chat, generation, reasoning |
15 comparable fields · 5 material differences · Pair passes the primary-source comparison gate
Primary benchmark evidence
Comparable performance
| Benchmark | DeepSeek-V4-Flash | DeepSeek-V4-Pro |
|---|---|---|
| LiveBench2026-06-25 · overall | 69.6734,434 output tokens / case | 76.7935,014 output tokens / case · higher score |
Third-party benchmark Only like-for-like primary-publisher results are shown; configuration and token spend remain visible.
DeepSeek-V4-Flash capabilities
Input price$0.0868
Output price$0.1736
Serving providers1
Canonical IDdeepseek-ai/DeepSeek-V4-Flash
DeepSeek-V4-Pro capabilities
Input price$0.772
Output price$1.5441
Serving providers1
Canonical IDdeepseek-ai/DeepSeek-V4-Pro
Internal comparison graph
Related comparisons
Primary evidence
Sources and freshness
deepseek-ai/DeepSeek-V4-Flash developer model repositoryDeepSeek · observed Aug 28, 2026deepseek-ai/DeepSeek-V4-Pro developer model repositoryDeepSeek · observed Aug 28, 2026LiveBench 2026-06-25 score tableLiveBench · observed Aug 28, 2026LiveBench 2026-06-25 token accountingLiveBench · observed Aug 28, 2026