Guide
How to use start, middle and end frames for AI video
Frames pin the video to your pictures: the start frame is the first picture of the clip, the end frame the last, and middle frames are pictures the video passes through on the way.
6 video models take a start and an end frame; Kling 4.0 also takes up to 8 middle frames.
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Step by step
- Pick a model with framesOpen the video studio and choose a model from the list below.
- Open the Frames tabAdd the start frame first, then the end frame.
- Add middle frames (if the model takes them)Place pictures between the start and the end, in order.
- Describe the changeWrite how the scene moves from one frame to the next.
- GenerateCheck the credit price and start the job.
Models that support it
| Model | Frames |
|---|---|
| Kling 4.0 | Start, end and up to 8 middle frames |
| Kling 3.0 | Start and end frames |
| Wan 3.0 | Start and end frames |
| MiniMax H3 | Start and end frames |
| H3 Max | Start and end frames |
| Grok Imagine Video 1.5 | Start frame |
| Gemini Omni Flash 1.1 | Start and end frames |
| Grok Imagine 1.5 Lite | Start frame |
Tips
- Frames that share the same person, light and framing give smoother clips.
- Without any frame the same models make a video from the prompt alone.
- Longer clips allow more middle frames on models that take them.
FAQ
Which models take an end frame?
On Forgeborn: Kling 4.0, Kling 3.0, Wan 3.0, MiniMax H3, H3 Max, Gemini Omni Flash 1.1.
Which models take middle frames?
Kling 4.0: up to 8.
Related
Ready to try it?
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