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Back to No.020 DeepSeek V4.1 Flash hands-on tests and comparisonsUpdated 7 hours ago
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DeepSeek V4.1 Flash on 4 DGX Sparks with TP4: SGLang beats Flare for coding agents

Running DeepSeek V4.1 Flash across four DGX Sparks in a QSFP ring with TP4, the author finds the SGLang recipe better than NVIDIA Flare for coding agents.

Zeng Jiajun 曾嘉俊
@zengjiajun_ethArchived 10 days agoOriginally posted 2026.10.22
DeepSeek V4.1 Flash on 4 DGX Sparks with TP4: SGLang beats Flare for coding agents (image 1 of 3)
DeepSeek V4.1 Flash on 4 DGX Sparks with TP4: SGLang beats Flare for coding agents (image 2 of 3)
DeepSeek V4.1 Flash on 4 DGX Sparks with TP4: SGLang beats Flare for coding agents (image 3 of 3)
Zeng Jiajun 曾嘉俊 @zengjiajun_ethOriginally posted 2026.10.22
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1/ Running DeepSeek V4.1 Flash on 4 DGX Sparks, TP4, no switch: just QSFP cables in a ring. I tried two stacks on the same boxes: the @MiaAI_lab recipe (SGLang) and @NVIDIAAI's new Flare. For coding agents, MiaAI wins.

x.com/zengjiajun_eth/status/2113104526798663940Archived 2026.10.22 12:01
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