Runway Gen-4.5 AI video, cinematic from one line
Runway Gen-4.5 turns one clear sentence or a start picture into a 5 or 10-second cinematic clip. Aleph 2.0 edits videos you already have. No subscription: 1 credit = 1 cent, the exact price shows before you click, and failed runs are refunded.
At a glance
- 10 s longest clip
- Gen-4.5 latest Runway
- Aleph 2.0 video editing
- Text or a start picture
What Runway nails
- Camera and acting — Gen-4.5 is built for cinematic shots: write the camera move and the action in one sentence.
- Start from a picture — Add a start picture and Gen-4.5 animates it into a 5 or 10-second clip.
- Edit what you have — Runway Aleph 2.0 changes a video you upload, in the same studio.
Runway examples
- Change the outfit — Runway Aleph changes what people wear in a video you already have.
- Edit one frame, change the whole clip — Fix a single frame and Aleph carries the change through the entire video.
Questions about Runway
What is Runway Gen-4.5?
Gen-4.5 is an AI video model made by Runway. It makes cinematic clips from a text prompt or a start picture.
How long can a Runway Gen-4.5 video be?
5 or 10 seconds per clip. It is priced per second, so keep the shot short and clear.
Can Runway edit my own video?
Yes. Runway Aleph 2.0 is in the same studio and changes a video you upload.
How much does Runway Gen-4.5 cost on AI Whisperer Lab?
You pay per run, with no monthly plan. 1 credit = 1 cent, credit packs start at $10, and credits never expire. The exact price of each clip shows on the button before you click, and if a run fails the credits come back automatically.
Do I need a subscription to use Runway?
No. Buy credits once and use them on Runway or any other model in the Lab: image, video, voice and music. Nothing renews, and unused credits never expire.