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

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Open-Weight Models · verified 13 Sept 2026

Qwen3.8-Flash-NextAlibabacurrent
DeepSeek V4-ProDeepSeekcurrent
3 slots left
SpecificationQwen3.8-Flash-NextDeepSeek V4-Pro
SummaryThe most downloaded thing on Hugging Face right now, and a stated Qwen4 preview.Best all-round open model of 2026.
Context262K native, ~1M extended—
Input ($/Mtok)$0.15—
Output ($/Mtok)$0.47—
LicenceOpen weightsMIT
Max output32K—
Parameters125B total, 6B active—
Released26 Aug 2026—
Model IDQwen/Qwen3.8-Flash-Next—
CategoryOpen-Weight ModelsOpen-Weight Models
Official—DeepSeek ↗

Highlighted rows are where these differ.

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 →

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 →