Synthesia

Synthesia is an AI video generation platform that turns typed scripts into professional videos featuring lifelike AI avatars, available in more than 140 languages. It is aimed at enterprises creating training, onboarding, product and internal communications content without cameras, actors or studios. Customers include Bosch, Merck and SAP, and the company crossed $100M in annual recurring revenue in 2025. In January 2026 it raised a $200M Series E at a $4 billion valuation, having earlier raised a $180M Series D.