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SGLang provided Day-0 support for DeepSeek-V4, and collaboration between LMSys and NVIDIA engineering teams achieved up to 5x throughput increase in production, with improvements shown on the SemiAnalysis InferenceX dashboard.
Sharing an in-depth interview with SGLang/RadixArk CTO Zhu Banghua, covering his journey from Tsinghua to Berkeley, founding NexusFlow (later acquired by NVIDIA), and his second startup RadixArk, touching on topics like SGLang, reinforcement learning, and the NVIDIA acquisition.