
Pixverse c1 Start-End-to-Video API by PIXVERSE
Pixverse c1 Start-End-to-Video model. High-quality video generation from image prompts.
PixVerse C1 Start-End-to-Video
PixVerse C1 Start-End-to-Video gives you precise control over video generation by letting you define both the first and last frames. Upload a start image and an end image, describe the transition, and the model generates a smooth cinematic video connecting the two frames.
Why Choose This?
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Full frame control Define exactly where the video starts and ends.
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Smooth transitions Generate natural, fluid motion between two keyframes.
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High resolution output Generate videos in 360p, 540p, 720p, or 1080p quality.
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Flexible duration Create videos from 1 to 15 seconds in length.
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Audio generation Optional synchronized audio that matches your scene.
Parameters
| Parameter | Required | Description |
|---|---|---|
| prompt | Yes | Text description of the desired motion and transition |
| image | Yes | Starting frame (from image upload API) |
| end_image | Yes | Ending frame (from image upload API) |
| model | Yes | Model name (default: c1) |
| duration | No | Video length in seconds (1-15, default: 5) |
| quality | No | Output resolution: 360p, 540p, 720p (default), 1080p |
| sound | No | Generate synchronized audio (default: enabled) |
| seed | No | Random seed for reproducibility |
How to Use
- Upload start image — call the image upload API to get the start frame.
- Upload end image — call the image upload API to get the end frame.
- Write your prompt — describe the motion and transition between the two frames.
- Set quality — choose resolution based on your quality and speed requirements.
- Adjust duration — set video length up to 15 seconds.
- Configure audio (optional) — enable or disable synchronized audio generation.
- Run — submit and download your video.
Best Use Cases
- Controlled Transitions — Create precise scene transitions between two specific moments.
- Product Showcases — Animate between product states (before/after, open/closed).
- Story Sequences — Connect two story moments with smooth animation.
- Camera Movements — Define start and end compositions for cinematic shots.
- Visual Effects — Generate transformation effects between two states.
Pro Tips
- Describe intermediate motion explicitly in the prompt (e.g., "the door slowly swings open").
- Use images with matching lighting conditions for natural-looking transitions.
- Keep duration proportional to the complexity of the motion between frames.
- Upload both images via the upload API before submitting the generation request.
Pricing
| Quality | Billing Standard | Without Audio | With Audio |
|---|---|---|---|
| 360p | per second | $0.030 | $0.040 |
| 540p | per second | $0.040 | $0.050 |
| 720p | per second | $0.050 | $0.065 |
| 1080p | per second | $0.095 | $0.120 |
Notes
prompt,image, andend_imageare all required fields.- Both start and end images must be uploaded via the upload API first.
- Supported image formats: PNG, JPEG, JPG, WebP (max 10MB).
- Maximum video duration is 15 seconds.
Related Models
- PixVerse C1 Image-to-Video — Animate a single reference image.
- PixVerse C1 Text-to-Video — Generate video directly from text descriptions.


















