Video
Runway Gen4.5
Use it ↗Next-generation cinematic video model offering high-fidelity motion and extensive aspect ratio flexibility.
Runway Gen4.5 is a cutting-edge video generation engine designed for high-end cinematic results and professional creative workflows. It supports a diverse range of aspect ratios, from wide 21:9 cinematic frames to vertical 9:16 mobile formats, ensuring your content fits any platform perfectly. Creators can generate clips ranging from 2 to 10 seconds in length, utilizing either text-to-video prompts or "First Frame" image conditioning for superior visual control (User Input,). With integrated seed management for reproducibility, this model delivers the temporal stability and fidelity required for advanced digital storytelling.