AI startup Inferact completes $150 million seed round financing, led by a16z and Lightspeed

Jan 22, 2026 23:47:05

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According to Bloomberg, the AI startup Inferact, founded by the team behind the open-source software vLLM, has completed a $150 million seed round financing at a valuation of $800 million, led by Andreessen Horowitz (a16z) and Lightspeed, with participation from Sequoia Capital, Altimeter Capital, Redpoint Ventures, and ZhenFund.

Inferact focuses on the inference stage of artificial intelligence, aiming to address the issues of high operational costs and insufficient stability of existing AI models. The project originally originated from the University of California, Berkeley, and is currently overseen by the PyTorch Foundation.

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