AI video model by Runway
Make short videos for your posts with Gen-4.5
Gen-4.5 is one of the models built into PostQuickAI. Use it inside your post, then schedule the result to your social accounts without switching tools.
See plans7-day free trial on your first plan, card required. Cancel before it ends and you pay nothing.
What Runway says about Gen-4.5
Runway Gen-4.5 is a video generation model from Runway for text-to-video and image-to-video workflows.
Gen-4.5 in PostQuickAI
- Cost
- 1 credit for 8s
- Shapes
- 16:9, 9:16
- Lengths
- 2, 3, 4, 5, 6, 7, 8, 9, 10 seconds
Prices come from the live catalog. The composer shows the cost before you generate.
How to use Gen-4.5
- Open a video post in the composer and choose Gen-4.5 from the list of video models.
- Pick a length and a shape. The composer shows the credits it costs before you generate.
- Watch the clip, add your caption and schedule it.
Gen-4.5 vs other AI video models
| Model | Cost | Shapes and options |
|---|---|---|
| Gen-4.5 by Runway | 1 credit for 8s | 16:9, 9:16 · 2, 3, 4, 5, 6, 7, 8, 9, 10s |
| Grok Imagine Video 1.5 Lite by SpaceXAI | 1 credit for 8s | 16:9, 9:16, 1:1, 4:3, 3:4, 3:2, 2:3 · 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15s |
| HeyGen Video by HeyGen | 1 credit for 8s | 21:9, 16:9, 4:3, 1:1, 3:4, 9:16 · 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15s |
| H3 Max by MiniMax | 1 credit for 8s | 21:9, 16:9, 4:3, 1:1, 3:4, 9:16 · 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15s |
| Wan 3.0 Prime by Alibaba | 2 credits for 8s | 16:9, 4:3, 1:1, 3:4, 9:16 · 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30s |
| Wan 3.0 by Alibaba | 1 credit for 8s | 16:9, 4:3, 1:1, 3:4, 9:16 · 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30s |