Ying Sheng on SGLang's Evolution and Founding RadixArk After xAI
xiaosun86 · x · 2026-08-05
This podcast features Ying Sheng, former head of inference at xAI and creator of the open-source inference engine SGLang. She shares her journey from academic research to industrial implementation.
- Evolution of SGLang: Initially an academic project, it has grown into an open-source inference engine built for real-world production environments.
- Leaving xAI: As the SGLang community expanded rapidly, part-time maintenance became unsustainable. To keep the project alive, she left xAI and founded RadixArk.
- Philosophy of AI Infra: She describes infrastructure as a product requiring "beauty" and aims to build a future where humanity coexists with powerful AI without losing ground.
Related event: Former xAI Inference Lead Sheng Ying Leaves to Found RadixArk(3 posts)→
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