Runway Gen-4.5
Notable release: A meaningful new model: a new size or version, or a strong free-to-download model from a known lab.
Key facts
- Released
- Dec 1, 2025
- What it does
- Makes video: Creates video clips from a description or a picture.
View moreView less
- How
- Only in the maker's own app or website
- Announced as
- “Introducing Runway Gen-4.5: A new frontier for video generation.”
From trckr's archive of releases before it started watching. Date and details from Epoch AI's database of AI models (CC BY 4.0).
How it scores
From independent testers, never the lab's own claims.
- Videos, by people's votes#25 of 46
- Gemini Omni 1.2 Flash1,540
- 2Gemini Omni 1.1 Flash1,513
- 24PixVerse V5.61,238
- 25Runway Gen-4.51,223
- 26Kling 2.5 Turbo1,220
Source: LMArena · LMArena text-to-video
Compare Runway Gen-4.5 with
It came out 236 days after Gen-4 Turbo, the lab's previous model.
The details
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