The Silicon Valley investment firm valued the young startup, which is led by a former Facebook product designer, at about $100 million, according to two people with knowledge of the deal. The Stir funding and another previously unreported financing of a startup called Karat show how major investors are making bets on software and services for the booming creator economy, made up of tens of millions of individuals who are building businesses from YouTube, social media and apps that help them generate subscription revenue.

https://www.theinformation.com/articles/andreessen-horowitz-wins-deal-for-creator-economy-startup-stir-at-100-million-valuation