---
id: "runway/gen-4.5"
also: ["runway/gen-4.5-20260729"]
card_usd_per_m: "0.0 in, 0.0 out, at runway"
context: 0
max_output: 0
input: ["text", "image"]
output: ["video"]
released: "2026-07-29"
api: ["/api/v1/videos"]
endpoints: 1
gateways: "openrouter (1)"
no_training: 1
trains: 0
retains_prompts: 1
---
# Runway: Gen-4.5

Runway Gen-4.5 is a video generation model from Runway for text-to-video and image-to-video workflows. It is designed for cinematic scene creation with strong motion quality, visual fidelity, and prompt adherence....