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DeepSeek V4-Pro vs Qwen3.8-Flash-Next

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Open-Weight Models · verified 13 Sept 2026

DeepSeek V4-ProDeepSeekcurrent
Qwen3.8-Flash-NextAlibabacurrent
3 slots left
SpecificationDeepSeek V4-ProQwen3.8-Flash-Next
SummaryBest all-round open model of 2026.The most downloaded thing on Hugging Face right now, and a stated Qwen4 preview.
Context—262K native, ~1M extended
Input ($/Mtok)—$0.15
Output ($/Mtok)—$0.47
LicenceMITOpen weights
Max output—32K
Parameters—125B total, 6B active
Released—26 Aug 2026
Model ID—Qwen/Qwen3.8-Flash-Next
CategoryOpen-Weight ModelsOpen-Weight Models
OfficialDeepSeek ↗—

Highlighted rows are where these differ.

DeepSeek V4-Pro

  • Tops open leaderboards on agentic coding and reasoning
  • MIT licence — no conditions
  • Pioneered aggressive cache-hit pricing at ~$0.07/M
  • DeepSeek routes all V4-Pro requests to V4.1 Flash from 14 September 2026

Best for everything open.

Full spec sheet →

Qwen3.8-Flash-Next

  • 125B total parameters with only 6B active per token
  • Alibaba describes it as a preview of the Qwen4 architecture
  • Top of the Hugging Face trending list, with a GGUF build close behind it

Best for open weights at speed.

Full spec sheet →