Simile AI has raised a $2B Series B backed by GreenOaks and Index Ventures, with backers including Fei-Fei Li and Andrej Karpathy. The company, co-founded and led by Joon Sung Park, runs tens of millions of simulations for Fortune 100 clients including CVS, reporting 85–99% accuracy versus human focus groups. Park discusses his path from the Smallville Generative Agents research to digital twins, behavioral foundation models, and the long-term goal of simulating entire populations.
No score is assigned. Sources and their independence are shown in the citation chain below.