Reproducible vLLM recipe: nvidia/Qwen3.8-Flash-Next-NVFP4 on one NVIDIA DGX Spark (GB10) — pinned nightly, patches with provenance, build/launch scripts, results with method
DeepSeek-V4.1-Flash on 4x DGX Spark TP4 switchless RoCE ring - SGLang production recipe, 600K context, DSpark MTP, benchmark archive