UC Berkeley AI News & Updates

SGLang Spins Out as RadixArk at $400M Valuation Amid Inference Infrastructure Boom

RadixArk, a commercial startup built around the popular open-source SGLang tool for AI model inference optimization, has raised funding at a $400 million valuation led by Accel. The company, founded by former xAI engineer Ying Sheng and originating from UC Berkeley's Databricks co-founder Ion Stoica's lab, focuses on making AI models run faster and more efficiently. This follows a broader trend of inference infrastructure startups raising significant capital, with competitors like vLLM pursuing $160M at $1B valuation and Baseten securing $300M at $5B valuation.

Databricks Co-founder Launches $100M AI Research Institute to Guide Beneficial AI Development

Andy Konwinski, co-founder of Databricks and Perplexity, announced the creation of Laude Institute with a $100 million personal pledge to fund independent AI research. The institute will operate as a hybrid nonprofit/for-profit structure, focusing on "Slingshots and Moonshots" research projects, with its first major grant establishing UC Berkeley's new AI Systems Lab in 2027. The initiative aims to support truly independent AI research that guides the field toward more beneficial outcomes, featuring prominent board members including Google's Jeff Dean and Meta's Joelle Pineau.