Runway releases Gen-4.5, claiming top rank on Artificial Analysis' text-to-video benchmark
- Runway Gen-4.5 scored 1,247 Elo and ranks first on the Artificial Analysis Text-to-Video benchmark, according to Runway.
- Runway says Gen-4.5 improves prompt adherence, motion quality, temporal consistency, and visual fidelity while retaining Gen-4's speed and efficiency.
- The model is available at pricing comparable to Gen-4 across Runway subscription plans, and Runway plans to add existing controls including Image to Video, Keyframes, and Video to Video.
- Runway attributes Gen-4.5's advances to improvements in pre-training data efficiency and post-training techniques, and says it runs on NVIDIA Hopper and Blackwell GPUs.
- Runway says the model handles photorealistic and stylized outputs, with more coherent physical motion, liquids, surface detail, hair, and material textures over time.