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Nemotron 3 Ultra vs Qwen3.8-Flash-Next

2 of 5

Open-Weight Models · verified 2 Sept 2026

Nemotron 3 UltraNVIDIAcurrent
Qwen3.8-Flash-NextAlibabacurrent
3 slots left
SpecificationNemotron 3 UltraQwen3.8-Flash-Next
SummaryNear the top of the open intelligence indices.The most downloaded thing on Hugging Face right now, and a stated Qwen4 preview.
Context1M262K native, ~1M extended
Input ($/Mtok)—$0.15
Output ($/Mtok)—$0.47
LicenceNVIDIA Open ModelOpen 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
OfficialNVIDIA ↗—

Highlighted rows are where these differ.

Nemotron 3 Ultra

  • Ships under NVIDIA's own Open Model License — read it before shipping

Best for consumer GPUs.

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 →