London-based enterprise AI video startup Synthesia raised a $200M Series E led by GV at a $4B valuation, up from $2.1B after raising $180M in January 2025 (Nat Rubio-Licht/The Deep View)

Nat Rubio-Licht / The Deep View:
London-based enterprise AI video startup Synthesia raised a $200M Series E led by GV at a $4B valuation, up from $2.1B after raising $180M in January 2025  —  W  —  hile AI video generators like OpenAI's Sora, Google's Veo, and Kling are best known for creating “AI slop” …