Nvidia-backed $5 billion AI company tells CNBC it's launching major expansion in London

Runway, an AI company valued at $5.3 billion that builds world models (AI systems trained on audio, images, video, and real-world data to understand the physical world), is expanding to London with over $200 million in investment by 2028, joining other major U.S. tech companies like OpenAI and Anthropic in establishing European operations. The expansion aims to serve major European clients and tap into London's talent pool for research in world models and video generation tools.