Google Veo 3.1 Lite Start-End-to-Video generates high-fidelity videos by interpolating between a start image and an optional end image. Supports 720p and 1080p resolutions, landscape and portrait aspect ratios, and native audio generation. Ready-to-use REST inference API, best performance, no coldstarts, affordable pricing.
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Veo 3.1 Lite Start-End-to-Video
Veo 3.1 Lite Start-End-to-Video generates a smooth, cinematic video transition between two images. Upload a start frame and an end frame, describe the scene — the model produces a natural, motion-consistent clip that flows seamlessly from one image to the other.
- Need to animate a single image? Try Veo 3.1 Lite Image-to-Video
Why Choose This?
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Start-to-end frame transitions Generates a coherent video that naturally bridges two distinct images with smooth, believable motion.
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Prompt-guided transformation Describe how the transition should unfold — environmental changes, camera movements, seasonal shifts, and more.
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Negative prompt support Specify what to avoid in the transition for more precise control over the output.
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Resolution options Generate at 720p or 1080p to match your quality and budget requirements.
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Flexible aspect ratios Supports multiple orientations for social, cinematic, and broadcast formats.
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Reproducible results Use the seed parameter to lock in a specific output for exact reproduction.
Parameters
| Parameter | Required | Description |
|---|---|---|
| prompt | Yes | Text description of the desired transition and scene. |
| image | Yes | Start frame image (URL or file upload). |
| last_image | Yes | End frame image to transition toward (URL or file upload). |
| aspect_ratio | No | Output aspect ratio. Default: 16:9. |
| resolution | No | Output resolution: 720p (default) or 1080p. |
| negative_prompt | No | Elements to exclude from the generated transition. |
| seed | No | Random seed for reproducible results. |
How to Use
- Upload your start image — provide the opening frame of the transition.
- Upload your end image — provide the target frame to transition toward.
- Write your prompt — describe how the transition should unfold. Use the Prompt Enhancer for better results.
- Select aspect ratio — choose the format that fits your target platform.
- Select resolution — 720p for standard output, 1080p for higher-quality results.
- Add negative prompt (optional) — specify elements you want to avoid in the transition.
- Set seed (optional) — fix the seed to reproduce a specific result in future runs.
- Submit — generate, preview, and download your transition video.
Pricing
| Resolution | Cost per Generation |
|---|---|
| 720p | $0.40 |
| 1080p | $0.64 |
Best Use Cases
- Seasonal & Time-lapse Transitions — Shift between different seasons, times of day, or weather conditions from the same scene.
- Scene Changes — Bridge two distinct environments or locations with a cinematic transition.
- Social Media Content — Create eye-catching before-and-after transition clips for Reels and TikTok.
- Marketing & Advertising — Transition between product states or campaign visuals.
- Creative Storytelling — Connect two visual moments with a natural, motioned bridge.
Pro Tips
- Use images of the same scene or subject from different states for the most natural transition results.
- Be specific in your prompt about what changes between the two frames — lighting, season, atmosphere, or subject state.
- Use 720p to test your transition concept before committing to a 1080p final render.
- Fix the seed once you find a result you like to iterate consistently.
Notes
- prompt, image, and last_image are all required fields.
- 4K output is not supported on this model.
- You will only be charged if your video is successfully generated.
- Please follow Google's content usage policies when crafting prompts.
Related Models
- Veo 3.1 Lite Image-to-Video — Animate a single reference image into a cinematic video clip.
- Veo 3.1 Lite Text-to-Video — Generate video from text prompts without a reference image.