Synthesia is a generative AI video platform that enables businesses to create professional videos using AI avatars and text-based scripts. Since its inception, Synthesia has raised $536 million across multiple funding rounds, from Pre-Seed to Series D, reaching a valuation of $4 billion as of October 2025. Major funding milestones include Series B led by Kleiner Perkins, Series C led by Accel, and a large Series D round backed by New Enterprise Associates, supporting global expansion, enterprise adoption, and advancements in AI-generated video technology.